| Achalcus californicus Osten Sacken, 1886 | |
| Achalcus dytei Pollet & Cum..., 1998 | |
| Achalcus melanotrichus Mik, 1878 | |
| Achalcus minor Parent, 1933 | |
| Achalcus minusculus Parent, 1933 | |
| Achalcus minutus Parent, 1933 | |
| Achalcus oregonensis Wiedemann, 1830 | |
| Achalcus relictus Parent, 1933 | |
| Achalcus separatus Loew, 1869 | |
| Achalcus similis Pollet & Cum..., 1998 | |
| Achalcus utahensis Harmston & M..., 1966 | |
| Achradocera arcuata Van Duzee, 1924 | Fly |
| Achradocera arcuatus Van Duzee, 1924 | |
| Achradocera barbata Loew, 1861 | |
| Achradocera barbatus Loew, 1861 | |
| Acropsilus albitibia Bickel, 1998 | |
| Acropsilus protractus Coquillett, 1892 | |
| Adachia apicenigra Parent, 1939 | |
| Adachia hispida Hardy & Kohn, 1964 | |
| Adachia nigripedis Hardy & Kohn, 1964 | |
| Adachia nudata Osten Sacken, 1887 | |
| Adachia obscurifacies Parent, 1939 | |
| Adachia williamsi Osten Sacken, 1887 | |
| Amblypsilopus anomalicornis Becker, 1922 | |
| Amblypsilopus californicus Steyskal, 1966 | |
| Amblypsilopus commoni Bickel, 1994 | |
| Amblypsilopus connexus (Walker, 1835) | ⇒ Austrosciapus connexus Walker, 1835 |
| Amblypsilopus dimidiatus Loew, 1862 | |
| Amblypsilopus dorsalis Loew, 1866 | |
| Amblypsilopus floridanus Harmston, 1971 | |
| Amblypsilopus fortescuia Bickel, 1994 | |
| Amblypsilopus graciliventris Parent, 1933 | |
| Amblypsilopus gressitti Bickel, 1994 | |
| Amblypsilopus infumatus Aldrich, 1901 | |
| Amblypsilopus pallidicornis Grimshaw, 1901 | Fly |
| Amblypsilopus psittacinus Loew, 1861 | |
| Amblypsilopus putealis Bickel, 1994 | |
| Amblypsilopus rotundiceps Aldrich, 1904 | |
| Amblypsilopus scintillans Loew, 1861 | |
| Amblypsilopus trogon Bickel, 1994 | |
| Amblypsilopus unicoiensis Robinson, 1964 | |
| Amblypsilopus unifasciatus Say, 1823 | |
| Amblypsilopus variegatus Loew, 1861 | |
| Aphrosylus californicus Harmston, 1952 | Guyanese pepper |
| Aphrosylus grassator Wheeler, 1897 | Carpenter's groundcherry |
| Aphrosylus nigripennis Van Duzee, 1924 | Narrow-seeded yampah |
| Aphrosylus wirthi Harmston, 1951 | Higuillo |
| Aptorthus albiciliata (Aldrich, 1893) | ⇒ Mesorhaga albiciliata Aldrich, 1893 |
| Archichrysotus incompletus ♰ D. A. Grimaldi, 1999 | |
| Arciellia dolichostoma Hardy & Kohn, 1964 | |
| Arciellia flaviventer Hardy & Kohn, 1964 | |
| Arciellia xanthopleura Hardy & Kohn, 1964 | |
| Argyra abdominalis Say, 1829 | |
| Argyra albicans Loew, 1861 | |
| Argyra albicoxa Van Duzee, 1925 | Oregon yampah |
| Argyra albiventris Loew, 1864 | |
| Argyra aldrichi Johnson, 1904 | Columbian stitchwort |
| Argyra angustata Van Duzee, 1925 | Oregon yampah |
| Argyra argentiventris Van Duzee, 1925 | Oregon yampah |
| Argyra barbipes Van Duzee, 1925 | Oregon yampah |
| Argyra basalis Van Duzee, 1926 | |
| Argyra brevipes Aldrich, 1904 | Oregon yampah |
| Argyra calceata Loew, 1861 | |
| Argyra calcitrans Loew, 1861 | |
| Argyra californica Van Duzee, 1925 | Oregon yampah |
| Argyra ciliata Van Duzee, 1924 | Narrow-seeded yampah |
| Argyra cingulata Loew, 1861 | |
| Argyra condomina Harmston & K..., 1946 | |
| Argyra currani Van Duzee, 1925 | Oregon yampah |
| Argyra cylindrica Loew, 1861 | |
| Argyra dakotensis Robinson, 1960 | |
| Argyra fasciventris Van Duzee, 1930 | Parsley |
| Argyra femoralis Van Duzee, 1925 | Oregon yampah |
| Argyra flavicornis Van Duzee, 1925 | Oregon yampah |
| Argyra flavicoxa Van Duzee, 1925 | Oregon yampah |
| Argyra flavipes Van Duzee, 1925 | Oregon yampah |
| Argyra grayi Robinson, 1964 | Smooth yellow vetch |
| Argyra hirta Van Duzee, 1925 | Oregon yampah |
| Argyra idahona Harmston & K..., 1946 | |
| Argyra involuta Van Duzee, 1925 | Oregon yampah |
| Argyra johnsoni Van Duzee, 1925 | Oregon yampah |
| Argyra minuta Loew, 1861 | |
| Argyra nigricoxa Van Duzee, 1925 | Oregon yampah |
| Argyra nigripes Loew, 1864 | |
| Argyra nigriventris Van Duzee, 1925 | Oregon yampah |
| Argyra robusta Johnson, 1906 | California sandwort |
| Argyra scutellaris Van Duzee, 1925 | Oregon yampah |
| Argyra sericata Van Duzee, 1925 | Oregon yampah |
| Argyra setipes Van Duzee, 1925 | Oregon yampah |
| Argyra similis Harmston & K..., 1940 | |
| Argyra spina Van Duzee, 1925 | Oregon yampah |
| Argyra splendens Van Duzee, 1933 | Masterwort |
| Argyra thoracia Van Duzee, 1925 | Oregon yampah |
| Argyra thoracica Van Duzee, 1925 | |
| Argyra utahna Harmston, 1951 | Higuillo |
| Argyra velutina Van Duzee, 1925 | Oregon yampah |
| Asyndetud cornutus Van Duze, 1916 | |
| Asyndetus ammophilus Loew, 1869 | Juniper globemallow |
| Asyndetus appendiculatus Loew, 1869 | Juniper globemallow |
| Asyndetus archboldi Robinson & D..., 1997 | |
| Asyndetus carcinophilus Parent, 1937 | Long-legged fly |
| Asyndetus caudatus Van Duzee, 1916 | California yampah |
| Asyndetus cornutus Van Duzee, 1916 | California yampah |
| Asyndetus crassipodus Harmston, 1968 | |
| Asyndetus flavipalpus Van Duzee, 1932 | |
| Asyndetus hardyi Robinson, 1964 | Smooth yellow vetch |
| Asyndetus interruptus Loew, 1861 | |
| Asyndetus johnsoni Van Duzee, 1916 | California yampah |
| Asyndetus latus Van Duzee, 1916 | California yampah |
| Asyndetus nevadenis | |
| Asyndetus nevadensis Harmston, 1968 | |
| Asyndetus nigripes Van Duzee, 1916 | California yampah |
| Asyndetus occidentalis Van Duzee, 1919 | Gairdner's yampah |
| Asyndetus oregonensis Harmston, 1966 | Marigold pepper |
| Asyndetus parvicornis Van Duzee, 1932 | |
| Asyndetus scopifer Harmston, 1952 | Guyanese pepper |
| Asyndetus scopiferus | |
| Asyndetus severeni | |
| Asyndetus severini Harmston & K..., 1939 | |
| Asyndetus spinitarsis Harmston, 1951 | Higuillo |
| Asyndetus syntormoides Wheeler, 1899 | Heartleaf groundcherry |
| Asyndetus texanus Van Duzee, 1916 | California yampah |
| Asyndetus utahensis Harmston & K..., 1942 | |
| Atlatlia flaviseta Bickel, 1986 | |
| Australachalcus latipennis Pollet, 2005 | |
| Austrosciapus connexus Walker, 1835 | Green long-legged fly |
| Austrosciapus hollowayi Bickel, 1994 | |
| Austrosciapus pulvillus Bickel, 1994 | |
| Calyxochaetus cilifemoratus Van Duzee, 1924 | |
| Calyxochaetus millardi Meuffels & G..., 1999 | |
| Calyxochaetus oreas Wheeler, 1899 | |
| Calyxochaetus vegetus Wheeler, 1899 | |
| Campsicnemus acuticornis Parent, 1939 | |
| Campsicnemus aeptus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus alaskensis Harmston & M..., 1966 | |
| Campsicnemus albicomus Tenorio, 1969 | |
| Campsicnemus albitarsus Hardy & Kohn, 1964 | |
| Campsicnemus alexanderi Harmston & M..., 1966 | |
| Campsicnemus ambytylus Hardy & Kohn, 1964 | |
| Campsicnemus americanus Van Duzee, 1924 | Narrow-seeded yampah |
| Campsicnemus aniani Evenhuis, 2012 | |
| Campsicnemus arcuata (Adachi, 1953) | ⇒ Campsicnemus petalicnemus Hardy & Kohn, 1964 |
| Campsicnemus arcuatus Van Duzee, 1917 | Red-root yampah |
| Campsicnemus aurilobus Tenorio, 1969 | |
| Campsicnemus bartletti Evenhuis, 2015 | |
| Campsicnemus bellulus Van Duzee, 1933 | |
| Campsicnemus bicirritus Tenorio, 1969 | |
| Campsicnemus bicoloripes Parent, 1937 | |
| Campsicnemus bicrenatus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus biseta Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus breviciliatus Parent, 1939 | |
| Campsicnemus brevipes Van Duzee, 1933 | |
| Campsicnemus brevitibia Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus brunnescens Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus bryophilus Adachi, 1954 | |
| Campsicnemus calcaratus (Grimshaw, 1901) | ⇒ Campsicnemus curvispina Van Duzee, 1930 |
| Campsicnemus calcaritarsus Adachi, 1953 | |
| Campsicnemus camptoplax Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus capitulatus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus carinatus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus charliechaplini Evenhuis, 1996 | |
| Campsicnemus chauliopodus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus ciliatus Van Duzee, 1933 | |
| Campsicnemus claudicans Loew, 1864 | |
| Campsicnemus clinotibia Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus coloradensis Harmston & M..., 1966 | |
| Campsicnemus comatus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus compressus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus congregatus Malloch, 1932 | Smooth bur cucumber |
| Campsicnemus coniculus Hardy & Kohn, 1964 | |
| Campsicnemus contortus Parent, 1937 | |
| Campsicnemus cracens Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus crassipes Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus crinitibia Van Duzee, 1933 | |
| Campsicnemus crispatus Tenorio, 1969 | |
| Campsicnemus crossotibia Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus crossotus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus curvispina Van Duzee, 1930 | Parsley |
| Campsicnemus deficiens Parent, 1939 | |
| Campsicnemus degener Wheeler, 1899 | Heartleaf groundcherry |
| Campsicnemus depauperatus Parent, 1939 | |
| Campsicnemus diamphidius Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus dicondylus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus diffusus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus digitatus Tenorio, 1969 | |
| Campsicnemus disjunctus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus distinctus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus distortipes Grimshaw, 1901 | Scaly swordfern |
| Campsicnemus divergens Van Duzee, 1933 | |
| Campsicnemus drymoscartes Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus ephydrus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus exiguus Hardy & Kohn, 1964 | |
| Campsicnemus eximius Hardy & Kohn, 1964 | |
| Campsicnemus expansus Tenorio, 1969 | |
| Campsicnemus ferrugineus Parent, 1934 | |
| Campsicnemus fimbriatus Grimshaw, 1901 | Scaly swordfern |
| Campsicnemus finitimus Tenorio, 1969 | |
| Campsicnemus flavipes Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus flaviventer Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus flexuosus Parent, 1939 | |
| Campsicnemus fragilis Parent, 1939 | |
| Campsicnemus fulvifacies Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus fumipennis Parent, 1937 | |
| Campsicnemus furax Parent, 1939 | |
| Campsicnemus fusticulus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus gloriosus Van Duzee, 1933 | |
| Campsicnemus goniochaeta Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus grimshawi Van Duzee, 1933 | |
| Campsicnemus haleakalaae Zimmerman, 1938 | |
| Campsicnemus halonae Evenhuis, 1996 | |
| Campsicnemus hao Evenhuis, 2018 | |
| Campsicnemus hardyi Tenorio, 1969 | |
| Campsicnemus hawaiiensis Hardy & Delf..., 1974 | |
| Campsicnemus helvolus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus hirtipes Loew, 1861 | |
| Campsicnemus hispidipes Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus hoplitipodus Adachi, 1953 | |
| Campsicnemus hygrophilus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus impariseta Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus inaequalis Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus indecorus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus inermipes Malloch, 1932 | Smooth bur cucumber |
| Campsicnemus insuetus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus invaginatus Tenorio, 1969 | |
| Campsicnemus kokokekuku Evenhuis, 2007 | |
| Campsicnemus labilis Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus latipenna Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus lepidochaites Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus longiciliatus Parent, 1939 | |
| Campsicnemus longiquus Tenorio, 1969 | |
| Campsicnemus longitibia Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus loxothrix Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus macula Parent, 1939 | |
| Campsicnemus maui Evenhuis, 2007 | |
| Campsicnemus maukele Evenhuis, 2007 | |
| Campsicnemus mediofloccus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus melanus Harmston & K..., 1942 | |
| Campsicnemus membranilobus Parent, 1939 | |
| Campsicnemus milleri Harmston, 1966 | |
| Campsicnemus mirabilis Frey, 1945 | |
| Campsicnemus miritibialis Van Duzee, 1933 | |
| Campsicnemus miser Parent, 1939 | |
| Campsicnemus modicus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus montanus Harmston & K..., 1942 | |
| Campsicnemus mucronatus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus mundulus Hardy & Kohn, 1964 | |
| Campsicnemus nambai Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus nigricollis Van Duzee, 1933 | |
| Campsicnemus nigripes Van Duzee, 1917 | Red-root yampah |
| Campsicnemus nigroanalis Parent, 1939 | |
| Campsicnemus norops Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus obscurus Parent, 1937 | |
| Campsicnemus oedipus Wheeler, 1899 | Heartleaf groundcherry |
| Campsicnemus olympicola Parent, 1939 | |
| Campsicnemus oregonensis Harmston & M..., 1966 | |
| Campsicnemus ornatus Van Duzee, 1933 | |
| Campsicnemus pallidus Parent, 1939 | |
| Campsicnemus paniculatus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus parvulus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus patellifer Grimshaw, 1902 | Scaly swordfern |
| Campsicnemus penicillatus Parent, 1934 | |
| Campsicnemus perplexus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus petalicnemus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus petalicnemus arcuata Adachi, 1953 | |
| Campsicnemus pherocteis Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus philoctetes Wheeler, 1899 | Heartleaf groundcherry |
| Campsicnemus philohydratus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus planitibia Parent, 1939 | |
| Campsicnemus platystylatus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus plautinus Adachi, 1953 | |
| Campsicnemus popeye Evenhuis, 2013 | |
| Campsicnemus profusus Hardy & Kohn, 1964 | |
| Campsicnemus putillus Parent, 1937 | |
| Campsicnemus pycnochaeta Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus rectus Malloch, 1932 | Smooth bur cucumber |
| Campsicnemus restrictus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus rhyphopus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus ridiculus Parent, 1937 | |
| Campsicnemus scambus Fallen, 1823 | |
| Campsicnemus sciarus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus scolimerus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus setiger Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus silvaticus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus simplicipes Parent, 1937 | |
| Campsicnemus sinuatus Van Duzee, 1933 | |
| Campsicnemus sinuosus Evenhuis, 2007 | |
| Campsicnemus spinicoxa Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus tarsiciliatus Parent, 1939 | |
| Campsicnemus terracola Hardy & Kohn, 1964 | |
| Campsicnemus thersites Wheeler, 1899 | Heartleaf groundcherry |
| Campsicnemus tibialis Van Duzee, 1933 | |
| Campsicnemus truncatus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus ui Evenhuis, 2007 | |
| Campsicnemus uncatus Tenorio, 1969 | |
| Campsicnemus undulatus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus uniseta Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus utahensis Harmston & K..., 1942 | |
| Campsicnemus vafellus Parent, 1939 | |
| Campsicnemus viridulus Hardy & Kohn, 1964 | Aridland peperomia |
| Campsicnemus wheeleri Van Duzee, 1923 | Lemmon's yampah |
| Campsicnemus wilderae Runyon, 2008 | |
| Campsicnemus williamsi Van Duzee, 1933 | |
| Campsycnemus hirtipes Loew, 1861 | |
| Chaetogonopteron bartaki Olejnícek & ..., 2007 | |
| Chaetogonopteron capricorne Bickel, 2013 | |
| Chaetogonopteron colliepa Bickel, 2014 | |
| Chaetogonopteron ephydroides Bickel, 2014 | |
| Chaetogonopteron hamulitarsus Bickel, 2014 | |
| Chaetogonopteron lacrimulus Bickel, 2014 | |
| Chaetogonopteron pistillus Bickel, 2014 | |
| Chaetogonopteron vexillium Bickel, 2014 | |
| Chaetogonopteron weano Bickel, 2014 | |
| Chrysosoma callosum Parent, 1929 | |
| Chrysosoma comatum Loew, 1861 | |
| Chrysosoma comatus Loew, 1861 | |
| Chrysosoma crinitus Aldrich, 1904 | |
| Chrysosoma dichaetum (Parent, 1932) | ⇒ Parentia restricta Hutton, 1901 |
| Chrysosoma fraternum Van Duzee, 1933 | |
| Chrysosoma globifer Wiedemann, 1830 | |
| Chrysosoma huttoni Parent, 1932 | |
| Chrysosoma lucare Bickel, 1994 | |
| Chrysosoma nobile Parent, 1933 | |
| Chrysosoma palapes Hardy & Kohn, 1964 | Hawai'i peperomia |
| Chrysosoma pallidicornis (Curran, 1927) | ⇒ Chrysosoma puma Dyte & Smith, 1980 |
| Chrysosoma platychirus Frey, 1924 | |
| Chrysosoma pseudocallosum Bickel, 1994 | |
| Chrysosoma puma Dyte & Smith, 1980 | Long-legged fly |
| Chrysosoma rubicundum Becker, 1922 | |
| Chrysosoma semicomatum Van Duzee, 1929 | |
| Chrysotimus arizonicus Robinson, 1967 | Pygmyflower vetch |
| Chrysotimus delicatus Loew, 1861 | |
| Chrysotimus flavicornis Van Duzee, 1916 | California yampah |
| Chrysotimus luteus Curran, 1930 | |
| Chrysotimus occdentalis Harmston, 1951 | |
| Chrysotimus occidentalis (Harmston, 1951) | ⇒ Chrysotimus occdentalis Harmston, 1951 |
| Chrysotimus pusio Loew, 1861 | |
| Chrysotus (Chrysotus) austrotropicus Bickel, 2013 | |
| Chrysotus (Chrysotus) bellax Parent, 1933 | |
| Chrysotus (Chrysotus) crosbyi Van Duzee, 1924 | Longlegged fly |
| Chrysotus (Chrysotus) elegans (Meigen, 1830) | ⇒ Lamprochromus bifasciatus Macquart, 1827 |
| Chrysotus (Chrysotus) pallidipalpus (Van Duzee, 1933) | ⇒ Chrysotus longipalpus Edwards, 1932 |
| Chrysotus (Chrysotus) pilbarensis Bickel, 2013 | |
| Chrysotus (Chrysotus) vulgaris Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus affinis Loew, 1861 | |
| Chrysotus agalmus Harmston & Rapp, 1968 | |
| Chrysotus albohirtus Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus aldrichi Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus annulatus (Van Duzee, 1924) | ⇒ Diaphorus annulatus Macquart, 1842 |
| Chrysotus anomalus Malloch, 1914 | Gray's bur cucumber |
| Chrysotus arcuatus (Van Duzee, 1924) | ⇒ Achradocera arcuatus Van Duzee, 1924 |
| Chrysotus argentatus Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus arkansensis Van Duzee, 1930 | Parsley |
| Chrysotus atratus Van Duzee, 1930 | Parsley |
| Chrysotus barbatus Loew, 1861 | |
| Chrysotus barbipes Van Duzee, 1932 | |
| Chrysotus bellus Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus californicus Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus canadensis Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus carolinensis Robinson, 1964 | |
| Chrysotus caroliniensis Robinson, 1964 | Smooth yellow vetch |
| Chrysotus chlanoflavus Harmston & K..., 1940 | |
| Chrysotus choricus Wheeler, 1890 | Coastal groundcherry |
| Chrysotus clypeatus Robinson, 1967 | Pygmyflower vetch |
| Chrysotus convergens Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus cornutus Loew, 1862 | Jone's globemallow |
| Chrysotus costalis Loew, 1861 | |
| Chrysotus cressoni Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus currani Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus dakotensis Harmston, 1952 | Guyanese pepper |
| Chrysotus discolor Loew, 1861 | |
| Chrysotus distinctus Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus dividuus Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus dorsalis Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus dubius (Van Duzee, 1924) | ⇒ Chrysotus hirtipes Van Duzee, 1924 |
| Chrysotus emarginatus Van Duzee, 1928 | Parish's yampah |
| Chrysotus excisus Aldrich, 1896 | |
| Chrysotus exilis Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus flavicauda Van Duzee, 1928 | Parish's yampah |
| Chrysotus flavipalpis Van Duzee, 1930 | Parsley |
| Chrysotus flavisetus Malloch, 1914 | Gray's bur cucumber |
| Chrysotus furcatus Robinson, 1964 | Smooth yellow vetch |
| Chrysotus grandicornis Parent, 1930 | |
| Chrysotus halteralis Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus harmstoni Meuffels & G..., 1999 | |
| Chrysotus hawaiiensis (Grimshaw, 1901) | ⇒ Eurynogaster hawaiiensis Grimshaw, 1901 |
| Chrysotus hirtipes Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus humilis Parent, 1928 | |
| Chrysotus idahoensis Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus incertus Walker, 1849 | Largeflower milkweed |
| Chrysotus intrudus Harmston, 1951 | Higuillo |
| Chrysotus johnsoni Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus kansensis Harmston, 1952 | Guyanese pepper |
| Chrysotus laesus Wiedemann, 1817 | |
| Chrysotus lamellifer Robinson, 1964 | Smooth yellow vetch |
| Chrysotus litoralis Robinson, 1964 | Smooth yellow vetch |
| Chrysotus litorea | |
| Chrysotus longimanus Loew, 1861 | |
| Chrysotus longipalpus Edwards, 1932 | Long-legged fly |
| Chrysotus magnicornis (Van Duzee, 1924) | ⇒ Chrysotus grandicornis Parent, 1930 |
| Chrysotus megaloceras Meuffels & G..., 1999 | |
| Chrysotus millardi Meuffels & G..., 1999 | |
| Chrysotus neopicticornis Robinson, 1967 | Pygmyflower vetch |
| Chrysotus nigrifrons Parent, 1929 | |
| Chrysotus nubilus Say, 1829 | |
| Chrysotus nudipes Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus nudus Harmston & K..., 1963 | Black pepper |
| Chrysotus obliquus Loew, 1861 | |
| Chrysotus pallipes Loew, 1861 | |
| Chrysotus palpiger Wheeler, 1890 | |
| Chrysotus parthenus (Hardy & Kohn, 1964) | ⇒ Diaphorus parthenus Hardy & Kohn, 1964 |
| Chrysotus parvicornis Van Duzee, 1924 | |
| Chrysotus pectoralis Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus philtrum Melander, 1903 | Horseradish |
| Chrysotus picticornis Loew, 1862 | Jone's globemallow |
| Chrysotus pomeroyi Parent, 1934 | Erect cinquefoil |
| Chrysotus rauterbergi Wheeler, 1890 | |
| Chrysotus robustus Robinson Rob..., 0 | |
| Chrysotus saxatilis (Grimshaw, 1901) | ⇒ Elmoia saxatilis Grimshaw, 1901 |
| Chrysotus silvicola Harmston, 1951 | Higuillo |
| Chrysotus simulans Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus spectabilis Loew, 1861 | |
| Chrysotus spiniger Grimshaw, 1901 | |
| Chrysotus spinigera (Grimshaw, 1901) | ⇒ Eurynogaster spiniger Grimshaw, 1901 |
| Chrysotus subcostatus Loew, 1864 | |
| Chrysotus subjectus Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus tarsalis Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus teapanus Aldrich, 1901 | |
| Chrysotus tennesseensis Robinson, 1964 | Smooth yellow vetch |
| Chrysotus terminalis Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus tibialis Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus triangularis Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus vanduzeei Robinson, 1964 | Spring vetch |
| Chrysotus varipes Van Duzee, 1924 | Narrow-seeded yampah |
| Chrysotus vividus Loew, 1864 | |
| Chrysotus wisconsinensis Wheeler, 1890 | Coastal groundcherry |
| Chrysotus xanthocal Harmston & K..., 1940 | |
| Condylostylus alatus Becker, 1922 | |
| Condylostylus albicoxa Walker, 1849 | |
| Condylostylus amatus Walker, 1849 | |
| Condylostylus banksii Van Duzee, 1915 | |
| Condylostylus bellulus Aldrich, 1896 | |
| Condylostylus bicolor Loew, 1861 | |
| Condylostylus bradleii Van Duzee, 1915 | Bolander's yampah |
| Condylostylus brimleyi Robinson, 1964 | Smooth yellow vetch |
| Condylostylus calcaratus Loew, 1861 | |
| Condylostylus caudatus Wiedemann, 1830 | |
| Condylostylus chalybeus Van Duzee, 1914 | |
| Condylostylus chrysoprasi Walker, 1849 | |
| Condylostylus clavatus Van Duzee, 1929 | |
| Condylostylus coloradensis Van Duzee, 1932 | |
| Condylostylus connectans Curran, 1942 | |
| Condylostylus costalis Aldrich, 1904 | |
| Condylostylus coxalis Aldrich, 1901 | |
| Condylostylus delicatus Walker, 1849 | |
| Condylostylus divergens Van Duzee, 1933 | Masterwort |
| Condylostylus erectus Becker, 1922 | |
| Condylostylus flavipes Aldrich, 1904 | |
| Condylostylus furcatus Van Duzee, 1915 | |
| Condylostylus fusitarsis Van Duzee, 1933 | Masterwort |
| Condylostylus gemmifer | |
| Condylostylus graenicheri Van Duzee, 1927 | |
| Condylostylus ignoratus Becker, 1922 | |
| Condylostylus inermis Loew, 1861 | |
| Condylostylus inornatus Aldrich, 1901 | |
| Condylostylus jucundus Loew, 1861 | |
| Condylostylus juncundus Loew, 1861 | |
| Condylostylus leonardi Van Duzee, 1915 | |
| Condylostylus longicornis Fabricius, 1775 | Long-legged fly |
| Condylostylus longitalus Van Duzee, 1923 | |
| Condylostylus melampus Loew, 1862 | |
| Condylostylus mundus Wiedemann, 1830 | |
| Condylostylus nigrofemoratus Walker, 1849 | |
| Condylostylus noveboracensis Van Duzee, 1915 | |
| Condylostylus occidentalis Bigot, 1888 | |
| Condylostylus patibulatus Say, 1823 | |
| Condylostylus portoricensis Macquart, 1834 | |
| Condylostylus praestans Aldrich, 1901 | |
| Condylostylus pruinosus Coquillett, 1904 | |
| Condylostylus quintusflavus Gunther, 1980 | |
| Condylostylus radians Macquart, 1834 | |
| Condylostylus similis Aldrich, 1901 | |
| Condylostylus sipho Say, 1823 | |
| Condylostylus tonsus Aldrich, 1901 | |
| Condylostylus viridicoxa Aldrich, 1904 | |
| Condylostylus viridis Parent, 1929 | |
| Corindia capricornis Bickel, 1986 | |
| Corindia collessi Bickel, 1986 | |
| Corindia gascoyensis Bickel, 2014 | |
| Corindia major Bickel, 1986 | |
| Cretomicrophorus novemundus ♰ D. A. Grimaldi, 1999 | |
| Cymatopus simplex Parent, 1941 | |
| Dactylomyia decora Aldrich, 1902 | |
| Dactylomyia gracilipes (Aldrich, 1894) | ⇒ Dactylomyia lateralis Say, 1829 |
| Dactylomyia lateralis Say, 1829 | |
| Diaphorus adustus (Wiedemann, 1830) | ⇒ Diaphorus fuscus Van Duzee, 1921 |
| Diaphorus aldrichi Van Duzee, 1915 | Bolander's yampah |
| Diaphorus alienus Van Duzee, 1915 | Bolander's yampah |
| Diaphorus argentifacies Van Duzee, 1932 | |
| Diaphorus australis Van Duzee, 1915 | Bolander's yampah |
| Diaphorus bakeri Robinson, 1967 | Pygmyflower vetch |
| Diaphorus basalis Van Duzee, 1915 | Bolander's yampah |
| Diaphorus blandus Parent, 1934 | |
| Diaphorus brevinervis Van Duzee, 1924 | Narrow-seeded yampah |
| Diaphorus californicus Van Duzee, 1917 | Red-root yampah |
| Diaphorus canus Robinson, 1964 | Smooth yellow vetch |
| Diaphorus consanguineus Harmston & K..., 1963 | Black pepper |
| Diaphorus crinipes (Robinson, 1964) | ⇒ Diaphorus pseudopacus Robinson, 1964 |
| Diaphorus funeralis Parent, 1929 | |
| Diaphorus fuscus Van Duzee, 1921 | Howell's yampah |
| Diaphorus garnetensis Bickel, 2013 | |
| Diaphorus gibbosus Van Duzee, 1915 | Bolander's yampah |
| Diaphorus hirsutus Van Duzee, 1921 | Howell's yampah |
| Diaphorus infuscatus (Van Duzee, 1915) | ⇒ Diaphorus leucostoma Loew, 1861 |
| Diaphorus inornatus Van Duzee, 1917 | Red-root yampah |
| Diaphorus intermedius (Robinson, 1964) | ⇒ Pseudaptinus intermedius Chaudoir, 1872 |
| Diaphorus iowensis Robinson, 1964 | Smooth yellow vetch |
| Diaphorus junctus Van Duzee, 1917 | Red-root yampah |
| Diaphorus karijini Bickel, 2013 | |
| Diaphorus laffooni Robinson, 1964 | Smooth yellow vetch |
| Diaphorus lamellatus Loew, 1864 | |
| Diaphorus latifacies Van Duzee, 1932 | |
| Diaphorus leucostoma Loew, 1861 | |
| Diaphorus lowensis | |
| Diaphorus millardi Meuffels & G..., 1999 | |
| Diaphorus mundus Loew, 1861 | |
| Diaphorus nigricans Meigen, 1824 | Prostrate yellowcress |
| Diaphorus nudus Van Duzee, 1917 | Red-root yampah |
| Diaphorus occidentalis Van Duzee, 1915 | Bolander's yampah |
| Diaphorus opacus (Loew, 1861) | ⇒ Diaphorus nigricans Meigen, 1824 |
| Diaphorus parapraestans praestans Parent, 1933 | |
| Diaphorus parmatus Van Duzee, 1915 | Bolander's yampah |
| Diaphorus parthenus Hardy & Kohn, 1964 | |
| Diaphorus pseudopacus Robinson, 1964 | |
| Diaphorus remulus Van Duzee, 1915 | Bolander's yampah |
| Diaphorus repandus Van Duzee, 1915 | Bolander's yampah |
| Diaphorus similis Van Duzee, 1915 | Bolander's yampah |
| Diaphorus slossonae Van Duzee, 1932 | |
| Diaphorus snowii Van Duzee, 1917 | Red-root yampah |
| Diaphorus sodalis Loew, 1861 | |
| Diaphorus sparsus Van Duzee, 1917 | Red-root yampah |
| Diaphorus spectabilis Loew, 1861 | |
| Diaphorus spinitalus Van Duzee, 1923 | Lemmon's yampah |
| Diaphorus texanus Van Duzee, 1932 | |
| Diaphorus triangulatus Van Duzee, 1915 | Bolander's yampah |
| Diaphorus usitatus Van Duzee, 1915 | Bolander's yampah |
| Diaphorus variabilis Van Duzee, 1915 | Bolander's yampah |
| Diaphorus versicolor Van Duzee, 1932 | |
| Diaphorus vittatas (Van Duzee, 1915) | ⇒ Diaphorus leucostoma Loew, 1861 |
| Diaphorus vulsus Walker, 1861 | Red-root yampah |
| Diostracus chaetodactylus Saigusa, 1984 | |
| Diostracus mchughi Harmston, 1966 | Marigold pepper |
| Diostracus prasinus Coquillett, 1904 | |
| Dolichopus (Dolichopus) annulitarsis Ringdahl, 1920 | |
| Dolichopus (Dolichopus) brevipennis Meigen, 1824 | Prostrate yellowcress |
| Dolichopus (Dolichopus) caligatus Wahlberg, 1850 | |
| Dolichopus (Dolichopus) fraterculus Zetterstedt, 1843 | |
| Dolichopus (Dolichopus) latipennis Fallen, 1823 | |
| Dolichopus (Dolichopus) longicornis Stannius, 1831 | Jointed sandmat |
| Dolichopus (Dolichopus) maculipennis Zetterstedt, 1843 | |
| Dolichopus (Dolichopus) mannerheimi Zetterstedt, 1838 | Narrowflower flaxflower |
| Dolichopus (Dolichopus) plumipes (Scopoli, 1763) | ⇒ Tachytrechus notatus Stannius, 1831 |
| Dolichopus (Dolichopus) remipes Wahlberg, 1839 | Milkwood |
| Dolichopus (Dolichopus) rupestris Haliday, 1833 | Long-legged fly |
| Dolichopus (Dolichopus) stenhammari Zetterstedt, 1843 | Harkness' flaxflower |
| Dolichopus (Dolichopus) ungulatus Linnaeus, 1758 | |
| Dolichopus abaftanus Harmston, 1966 | Marigold pepper |
| Dolichopus abbreviatus Van Duzee, 1921 | Howell's yampah |
| Dolichopus aboriginis Harmston & K..., 1943 | |
| Dolichopus abrasus Van Duzee, 1921 | Howell's yampah |
| Dolichopus abruptus Aldrich, 1922 | |
| Dolichopus absonus Van Duzee, 1921 | Howell's yampah |
| Dolichopus accidentalis Harmston & K..., 1941 | |
| Dolichopus acricola Van Duzee, 1921 | Howell's yampah |
| Dolichopus acuminatus Loew, 1861 | |
| Dolichopus acutus Van Duzee, 1921 | Howell's yampah |
| Dolichopus adaequatus Van Duzee, 1921 | Howell's yampah |
| Dolichopus adaquatus | |
| Dolichopus adultus Van Duzee, 1921 | Howell's yampah |
| Dolichopus adustus (Wiedemann, 1830) | ⇒ Dolichopus angustipennis Kertesz, 1901 |
| Dolichopus aequalis Van Duzee, 1921 | Howell's yampah |
| Dolichopus aeratus Van Duzee, 1921 | Howell's yampah |
| Dolichopus aethiops Van Duzee, 1921 | Howell's yampah |
| Dolichopus affictus Osten Sacken, 1877 | Black hawthorn |
| Dolichopus affinis Walker, 1849 | Largeflower milkweed |
| Dolichopus affluens Van Duzee, 1921 | Howell's yampah |
| Dolichopus agronomus Melander & B..., 1900 | |
| Dolichopus ainsliei Van Duzee, 1921 | Howell's yampah |
| Dolichopus alacer Van Duzee, 1921 | Howell's yampah |
| Dolichopus alberecrus Gunther, 1979 | |
| Dolichopus albertensis Curran, 1922 | |
| Dolichopus albiciliatus Loew, 1862 | Jone's globemallow |
| Dolichopus albicoxa Aldrich, 1893 | |
| Dolichopus albivestitarsis Robinson, 1964 | Smooth yellow vetch |
| Dolichopus aldrichii Wheeler, 1899 | |
| Dolichopus amnicola Melander & B..., 1900 | |
| Dolichopus amphericus Melander & B..., 1900 | |
| Dolichopus amplipenbnis | |
| Dolichopus amplipennis Van Duzee, 1921 | Howell's yampah |
| Dolichopus anacrostichus Frey, 1945 | |
| Dolichopus angustatus Aldrich, 1893 | |
| Dolichopus angusticornis Van Duzee, 1921 | Howell's yampah |
| Dolichopus angustipennis Kertesz, 1901 | |
| Dolichopus annaclareii Gunther, 1979 | |
| Dolichopus apheles Melander & B..., 1900 | |
| Dolichopus appendiculatus Van Duzee, 1921 | Howell's yampah |
| Dolichopus argentipes Van Duzee, 1921 | Howell's yampah |
| Dolichopus arizonicus Harmston, 1951 | Higuillo |
| Dolichopus aurifacies Aldrich, 1893 | |
| Dolichopus aurifex Van Duzee, 1921 | Howell's yampah |
| Dolichopus bakeri Cole, 1912 | |
| Dolichopus barbaricus Van Duzee, 1921 | Howell's yampah |
| Dolichopus barbicauda Van Duzee, 1921 | Howell's yampah |
| Dolichopus barbipes Van Duzee, 1921 | Howell's yampah |
| Dolichopus barycnemus Coquillett, 1900 | |
| Dolichopus beameri Harmston & K..., 1941 | |
| Dolichopus beatus Van Duzee, 1921 | Howell's yampah |
| Dolichopus bifractus Loew, 1861 | |
| Dolichopus bilamellatus Parent, 1929 | |
| Dolichopus bisetosa | |
| Dolichopus bisetosus Van Duzee, 1921 | Howell's yampah |
| Dolichopus blandus Van Duzee, 1921 | Howell's yampah |
| Dolichopus brevicauda Van Duzee, 1921 | Howell's yampah |
| Dolichopus bruesi Loew, 1862 | Howell's yampah |
| Dolichopus bruneifacies Van Duzee, 1933 | Masterwort |
| Dolichopus brunneus Aldrich, 1893 | |
| Dolichopus burnesi Cresson, 1907 | Howell's yampah |
| Dolichopus calainus Melander & B..., 1900 | |
| Dolichopus calcaratus Aldrich, 1893 | |
| Dolichopus californicus Thomson, 1869 | Howell's yampah |
| Dolichopus calvimontis James, 1939 | |
| Dolichopus canadensis Van Duzee, 1921 | Howell's yampah |
| Dolichopus canaliculatus Thomson, 1869 | |
| Dolichopus carolinensis Van Duzee, 1921 | Howell's yampah |
| Dolichopus cavatus Doane, 1899 | Howell's yampah |
| Dolichopus celeripes Van Duzee, 1921 | Howell's yampah |
| Dolichopus chrysostomus Loew, 1861 | |
| Dolichopus coercens Walker, 1849 | Largeflower milkweed |
| Dolichopus cognatus Melander & B..., 1900 | |
| Dolichopus coloradensis Aldrich, 1893 | |
| Dolichopus comatus Loew, 1861 | |
| Dolichopus compactus Van Duzee, 1921 | Howell's yampah |
| Dolichopus completus Van Duzee, 1921 | Howell's yampah |
| Dolichopus comptus Coquillett, 1899 | Howell's yampah |
| Dolichopus consanguineus Doane, 1899 | |
| Dolichopus consobrinus (Zetterstedt, 1859) | ⇒ Tachytrechus consobrinus Haliday, 1851 |
| Dolichopus conspectus Van Duzee, 1921 | Howell's yampah |
| Dolichopus contiguus Walker, 1849 | Largeflower milkweed |
| Dolichopus convergens Aldrich, 1893 | |
| Dolichopus coquilletti Aldrich, 1893 | |
| Dolichopus corax Osten Sacken, 1877 | |
| Dolichopus correus Steyskal, 1959 | Lemmon's ceanothus |
| Dolichopus crassicornis Aldrich, 1922 | |
| Dolichopus crassitibia Robinson, 1967 | Pygmyflower vetch |
| Dolichopus crenatus Osten Sacken, 1877 | Black hawthorn |
| Dolichopus cuniculus (Van Duzee, 1921) | ⇒ Dolichopus remotus Walker, 1849 |
| Dolichopus cuprinus Wiedemann, 1830 | Shortstalk false bindweed |
| Dolichopus czekanovskii Stackelberg, 1928 | |
| Dolichopus dakotensis Aldrich, 1893 | |
| Dolichopus dasypodus Coquillett, 1910 | |
| Dolichopus decorus Van Duzee, 1921 | Howell's yampah |
| Dolichopus defectus Van Duzee, 1921 | Howell's yampah |
| Dolichopus demissus Van Duzee, 1921 | Howell's yampah |
| Dolichopus detersus Loew, 1866 | Scarlet globemallow |
| Dolichopus digitus Van Duzee, 1921 | Howell's yampah |
| Dolichopus discessus Walker, 1849 | Largeflower milkweed |
| Dolichopus discolor Van Duzee, 1921 | Howell's yampah |
| Dolichopus discussus Walker, 1849 | |
| Dolichopus distinctus (Van Duzee, 1921) | ⇒ Dolichopus funditor Staeger, 1845 |
| Dolichopus distractus Walker, 1849 | Largeflower milkweed |
| Dolichopus diversipennis Curran, 1922 | |
| Dolichopus divigatus Harmston, 1952 | Guyanese pepper |
| Dolichopus dolosus Parent, 1934 | Erect cinquefoil |
| Dolichopus domesticus Van Duzee, 1921 | Howell's yampah |
| Dolichopus dorsalis Loew, 1862 | Howell's yampah |
| Dolichopus dorycerus Loew, 1864 | |
| Dolichopus dracula Runyon, 2008 | |
| Dolichopus elegans Aldrich, 1922 | |
| Dolichopus enigma Melander & B..., 1900 | |
| Dolichopus eudactylus Loew, 1861 | |
| Dolichopus evolvens Parent, 1929 | |
| Dolichopus exsul Aldrich, 1922 | Fly |
| Dolichopus facirecedens Harmston & K..., 1939 | |
| Dolichopus factivittatus Harmston, 1966 | Marigold pepper |
| Dolichopus fallax Van Duzee, 1933 | Masterwort |
| Dolichopus finitus Walker, 1849 | Largeflower milkweed |
| Dolichopus flagellitenens Wheeler, 1890 | Coastal groundcherry |
| Dolichopus flavicoxa Froggatt, 1911 | Howell's yampah |
| Dolichopus flavilacertus Van Duzee, 1921 | Howell's yampah |
| Dolichopus flavipes (Stannius, 1831) | ⇒ Dolichopus caligatus Wahlberg, 1850 |
| Dolichopus footei Harmston, 1966 | Marigold pepper |
| Dolichopus formosus Van Duzee, 1921 | Howell's yampah |
| Dolichopus fortis Aldrich, 1922 | |
| Dolichopus frontalis Loew, 1861 | Parish's yampah |
| Dolichopus frosti Runyon, 2008 | |
| Dolichopus fucatus Van Duzee, 1921 | Howell's yampah |
| Dolichopus fulvipes Loew, 1862 | Jone's globemallow |
| Dolichopus funditor Staeger, 1845 | |
| Dolichopus gaigei Steyskal, 1973 | Palmer's ceanothus |
| Dolichopus genuale Van Duzee, 1921 | |
| Dolichopus genualis Van Duzee, 1921 | Howell's yampah |
| Dolichopus gladius Van Duzee, 1921 | Howell's yampah |
| Dolichopus gracilis (Aldrich, 1893) | ⇒ Dolichopus variabilis Loew, 1861 |
| Dolichopus grandis Aldrich, 1893 | |
| Dolichopus gratiolus Steyskal, 1973 | Palmer's ceanothus |
| Dolichopus gratus Loew, 1861 | |
| Dolichopus greenei (Van Duzee, 1921) | ⇒ Dolichopus luteipennis Loew, 1861 |
| Dolichopus groenlandicus Zetterstedt, 1843 | |
| Dolichopus harbecki Van Duzee, 1921 | Howell's yampah |
| Dolichopus hardyi Harmston, 1951 | Higuillo |
| Dolichopus hastatus Loew, 1864 | |
| Dolichopus helenae James, 1939 | |
| Dolichopus hirstitarsis Harmston, 1952 | Guyanese pepper |
| Dolichopus hirsutitarsis Harmston, 1952 | |
| Dolichopus humilis Van Duzee, 1921 | Howell's yampah |
| Dolichopus hurleyi Runyon, 2008 | |
| Dolichopus idahoensis Aldrich, 1894 | |
| Dolichopus idoneus Van Duzee, 1921 | Howell's yampah |
| Dolichopus imperfectus Van Duzee, 1921 | Howell's yampah |
| Dolichopus incisuralis Loew, 1861 | |
| Dolichopus incongruus Wheeler, 1890 | Coastal groundcherry |
| Dolichopus indegena | |
| Dolichopus indianus Harmston & K..., 1946 | |
| Dolichopus indigenus Van Duzee, 1921 | Howell's yampah |
| Dolichopus inflatus Aldrich, 1922 | |
| Dolichopus intentus Melander & B..., 1900 | |
| Dolichopus interjectus Van Duzee, 1923 | Lemmon's yampah |
| Dolichopus iowaensis Harmston & K..., 1939 | |
| Dolichopus iowensis | |
| Dolichopus ivanovi Stackelberg, 1929 | |
| Dolichopus jacutensis Stackelberg, 1929 | |
| Dolichopus jaquesi Harmston & K..., 1939 | |
| Dolichopus johnsoni Aldrich, 1893 | |
| Dolichopus jugalis Tucker, 1911 | California eryngo |
| Dolichopus kansensis Aldrich, 1893 | |
| Dolichopus kleini Curran, 1934 | California sweetcicely |
| Dolichopus kyphotus Harmston, 1966 | Marigold pepper |
| Dolichopus laciniatus Coquillett, 1910 | |
| Dolichopus lamellicornis Thomson, 1869 | |
| Dolichopus lamellipes Walker, 1849 | Largeflower milkweed |
| Dolichopus laticornis Loew, 1861 | |
| Dolichopus latipes Loew, 1861 | |
| Dolichopus leucacra James, 1939 | |
| Dolichopus litoralis Van Duzee, 1921 | Howell's yampah |
| Dolichopus lobatus Loew, 1861 | |
| Dolichopus longimanus Loew, 1861 | |
| Dolichopus longipennis Loew, 1861 | |
| Dolichopus longus Aldrich, 1922 | |
| Dolichopus luteipennis Loew, 1861 | |
| Dolichopus maculitarsis Van Duzee, 1925 | Oregon yampah |
| Dolichopus magnantenna James, 1939 | |
| Dolichopus manicula Spencer, 1969 | Howell's yampah |
| Dolichopus marginatus Aldrich, 1893 | |
| Dolichopus melanocerus Loew, 1864 | |
| Dolichopus michiganus (Harmston & K..., 1945) | ⇒ Dolichopus setifer Loew, 1861 |
| Dolichopus micropygus Wahlberg, 1851 | Milkwood |
| Dolichopus monarchus Harmston, 1968 | |
| Dolichopus monticola Van Duzee, 1921 | Howell's yampah |
| Dolichopus multisetosa | |
| Dolichopus multisetosus Van Duzee, 1921 | Howell's yampah |
| Dolichopus myosotus Osten Sacken, 1887 | |
| Dolichopus neomexicanus Harmston, 1951 | Higuillo |
| Dolichopus nigricauda Van Duzee, 1921 | Howell's yampah |
| Dolichopus nigricornis Meigen, 1824 | Prostrate yellowcress |
| Dolichopus nigricoxa Van Duzee, 1926 | Parish's yampah |
| Dolichopus nigrilineatus Van Duzee, 1924 | Narrow-seeded yampah |
| Dolichopus nigrimanus Van Duzee, 1921 | Howell's yampah |
| Dolichopus nigropleurus Harmston, 1966 | Marigold pepper |
| Dolichopus nodipennis Van Duzee, 1921 | Howell's yampah |
| Dolichopus nubier Van Duzee, 1921 | |
| Dolichopus nubifer (Van Duzee, 1921) | ⇒ Dolichopus nubier Van Duzee, 1921 |
| Dolichopus nudus Loew, 1864 | |
| Dolichopus obcordatus Aldrich, 1893 | |
| Dolichopus obsoletus Van Duzee, 1921 | Howell's yampah |
| Dolichopus occidentalis Aldrich, 1893 | |
| Dolichopus omnivagus Van Duzee, 1921 | Howell's yampah |
| Dolichopus opportunus Van Duzee, 1921 | Howell's yampah |
| Dolichopus oregonensis Van Duzee, 1927 | Parish's yampah |
| Dolichopus ornatipennis Van Duzee, 1921 | Howell's yampah |
| Dolichopus ovatus Loew, 1861 | |
| Dolichopus palaestricus Loew, 1864 | |
| Dolichopus paluster Melander & B..., 1900 | |
| Dolichopus partitus Melander & B..., 1900 | |
| Dolichopus parvicornis Van Duzee, 1921 | Howell's yampah |
| Dolichopus parvimanus Van Duzee, 1933 | Masterwort |
| Dolichopus penicillatus Van Duzee, 1921 | Howell's yampah |
| Dolichopus pensus Aldrich, 1922 | |
| Dolichopus pernix Melander & B..., 1900 | |
| Dolichopus perplexus Van Duzee, 1923 | Lemmon's yampah |
| Dolichopus phyllocerus Vockeroth, 1962 | American spurred gentian |
| Dolichopus pingreensis James, 1939 | |
| Dolichopus platyprosopus (Loew, 1866) | ⇒ Dolichopus incisuralis Loew, 1861 |
| Dolichopus plumitarsis Fallen, 1823 | Long-legged fly |
| Dolichopus plumosus Melander, 1913 | |
| Dolichopus pollex Osten Sacken, 1877 | |
| Dolichopus porphyrops Van Duzee, 1921 | Howell's yampah |
| Dolichopus praeustus Loew, 1862 | Jone's globemallow |
| Dolichopus procerus (Van Duzee, 1921) | ⇒ Dolichopus jugalis Tucker, 1911 |
| Dolichopus puberiseta Griffiths, 1972 | Erect cinquefoil |
| Dolichopus pulcher Walker, 1852 | Bloodflower |
| Dolichopus pulchrimana Bigot, 1888 | |
| Dolichopus pulchrimanus Bigot, 1888 | |
| Dolichopus quadrilamellatus (Loew, 1864) | ⇒ Dolichopus bilamellatus Parent, 1929 |
| Dolichopus ramifer Spencer, 1969 | |
| Dolichopus recticosta Griffiths, 1972 | |
| Dolichopus reflectus Aldrich, 1893 | |
| Dolichopus remotus Walker, 1849 | Largeflower milkweed |
| Dolichopus remus Van Duzee, 1921 | Howell's yampah |
| Dolichopus renidescens Melander & B..., 1900 | |
| Dolichopus retinens Van Duzee, 1921 | Howell's yampah |
| Dolichopus robertsoni (Curran, 1923) | ⇒ Dolichopus amnicola Melander & B..., 1900 |
| Dolichopus ruficornis Loew, 1861 | |
| Dolichopus sagittarius Loew, 1848 | |
| Dolichopus sarotes Loew, 1866 | Scarlet globemallow |
| Dolichopus scapularis Loew, 1861 | |
| Dolichopus scoparius (Loew, 1864) | ⇒ Dolichopus finitus Walker, 1849 |
| Dolichopus scopifer James, 1939 | |
| Dolichopus sedulus Van Duzee, 1921 | Howell's yampah |
| Dolichopus serratus Van Duzee, 1921 | Howell's yampah |
| Dolichopus setifer Loew, 1861 | |
| Dolichopus setosus Loew, 1862 | Jone's globemallow |
| Dolichopus sexarticulatus Loew, 1864 | |
| Dolichopus shastaensis Harmston, 1966 | Marigold pepper |
| Dolichopus shelfordi Curran, 1934 | California sweetcicely |
| Dolichopus sicarius Van Duzee, 1921 | Howell's yampah |
| Dolichopus silvicola Harmston, 1951 | Higuillo |
| Dolichopus simplicipes Aldrich, 1922 | |
| Dolichopus sincerus Melander, 1900 | Mouseear cress |
| Dolichopus sinualaris Harmston, 1966 | Marigold pepper |
| Dolichopus slossonae Van Duzee, 1921 | Howell's yampah |
| Dolichopus smithae Harmston, 1966 | Marigold pepper |
| Dolichopus socius Loew, 1862 | Jone's globemallow |
| Dolichopus solidus Van Duzee, 1921 | Howell's yampah |
| Dolichopus sordidatus Van Duzee, 1921 | Howell's yampah |
| Dolichopus speciosus Hendel, 1920 | Howell's yampah |
| Dolichopus sphaeristes Brues, 1901 | |
| Dolichopus splendidulus (Loew, 1864) | ⇒ Dolichopus affinis Walker, 1849 |
| Dolichopus splendidus (Loew, 1861) | ⇒ Dolichopus contiguus Walker, 1849 |
| Dolichopus sporadicus Harmston & K..., 1942 | |
| Dolichopus squamicilliatus Harmston, 1966 | Marigold pepper |
| Dolichopus squamosus Van Duzee, 1921 | Howell's yampah |
| Dolichopus steyskali Robinson, 1964 | Smooth yellow vetch |
| Dolichopus subcostatus Van Duzee, 1930 | Parsley |
| Dolichopus subdirectus (Van Duzee, 1921) | ⇒ Dolichopus sincerus Melander, 1900 |
| Dolichopus sufflavus Van Duzee, 1921 | Howell's yampah |
| Dolichopus superbus Van Duzee, 1921 | Howell's yampah |
| Dolichopus talus Van Duzee, 1921 | Howell's yampah |
| Dolichopus tarsipictis Harmston & K..., 1963 | Black pepper |
| Dolichopus tarsipictus | |
| Dolichopus tener Coquillett, 1902 | |
| Dolichopus tenuimanus Van Duzee, 1932 | |
| Dolichopus tenuipes Aldrich, 1894 | |
| Dolichopus terminalis Loew, 1866 | Scarlet globemallow |
| Dolichopus tonsus Loew, 1861 | |
| Dolichopus townsendi Aldrich, 1922 | |
| Dolichopus trisetosus Van Duzee, 1921 | Howell's yampah |
| Dolichopus umbrosus Van Duzee, 1921 | Howell's yampah |
| Dolichopus utahensis Harmston & K..., 1943 | |
| Dolichopus uxorcula Van Duzee, 1921 | Howell's yampah |
| Dolichopus variabilis Loew, 1861 | |
| Dolichopus varipes Coquillett, 1900 | |
| Dolichopus vegetus Harmston, 1952 | Guyanese pepper |
| Dolichopus vernaae Harmston & K..., 1940 | |
| Dolichopus versutus Van Duzee, 1921 | Howell's yampah |
| Dolichopus vigilans Aldrich, 1893 | |
| Dolichopus virga Coquillett, 1910 | |
| Dolichopus virginiansis | |
| Dolichopus virginiensis Van Duzee, 1921 | Howell's yampah |
| Dolichopus viridis Van Duzee, 1921 | Howell's yampah |
| Dolichopus vittatus Loew, 1861 | |
| Dolichopus walkeri Van Duzee, 1921 | Howell's yampah |
| Dolichopus willistonii (Aldrich, 1893) | ⇒ Dolichopus pulchrimana Bigot, 1888 |
| Dolichopus xanthocnemus Loew, 1864 | |
| Dolichopus zygomus Harmston, 1966 | Marigold pepper |
| Drepanomyia johnsonii (Wheeler, 1898) | ⇒ Hypocharassus gladiator Mik, 1878 |
| Drepanomyia pruinosus (Wheeler, 1898) | ⇒ Hypocharassus pruinosus Wheeler, 1898 |
| Dytomyia flaviseta Bickel, 1994 | |
| Dytomyia tumifrons Bickel, 1994 | |
| Elmoia bullata Hardy & Kohn, 1964 | |
| Elmoia exartema Hardy & Kohn, 1964 | |
| Elmoia hamata Hardy & Kohn, 1964 | |
| Elmoia lanceolata Tenorio, 1969 | |
| Elmoia multispinosa Hardy & Kohn, 1964 | |
| Elmoia nigrohalterata Parent, 1939 | |
| Elmoia saxatilis Grimshaw, 1901 | |
| Elmoia viridifacies Parent, 1938 | |
| Emperoptera bryophilus Adachi, 1954 | |
| Emperoptera hardyi Evenhuis, 1997 | |
| Emperoptera hawaiiensis Hardy & Delf..., 1974 | |
| Emperoptera mirabilis (Grimshaw, 1902) | ⇒ Campsicnemus mirabilis Frey, 1945 |
| Emperoptera montgomeryi Evenhuis, 1997 | |
| Emperoptera zimmermani Evenhuis, 1997 | |
| Enlinia arizonicus Robinson, 1973 | Hungarian vetch |
| Enlinia californica Robinson & A..., 1970 | |
| Enlinia ciliata Robinson, 1964 | Smooth yellow vetch |
| Enlinia magistri Aldrich, 1932 | |
| Enlinia robinsoni Steyskal, 1975 | Wartleaf ceanothus |
| Enlinia saxicola Robinson, 1964 | Smooth yellow vetch |
| Enlinia sordidus Aldrich, 1896 | |
| Enlinia texana Robinson, 1973 | Hungarian vetch |
| Erebomyia aetheoptera Hurley & Runyon, 2009 | |
| Erebomyia akidoptera Hurley & Runyon, 2009 | |
| Erebomyia exalloptera Runyon & Hurley, 2004 | |
| Erebomyia ramseyensis Hurley & Runyon, 2009 | |
| Eurynogaster ablusispina Tenorio, 1969 | |
| Eurynogaster angusticerca Tenorio, 1969 | |
| Eurynogaster angustifacies Hardy, 1964 | Aridland peperomia |
| Eurynogaster apicenigra (Parent, 1939) | ⇒ Adachia apicenigra Parent, 1939 |
| Eurynogaster argentata Hardy, 1964 | Aridland peperomia |
| Eurynogaster binodata (Parent, 1939) | ⇒ Sigmatineurum binodatum Parent, 1939 |
| Eurynogaster callaina Hardy, 1964 | Aridland peperomia |
| Eurynogaster cilifemorata Parent, 1939 | |
| Eurynogaster clavaticauda Van Duzee, 1933 | |
| Eurynogaster concava Tenorio, 1969 | |
| Eurynogaster exartema (Hardy, 1964) | ⇒ Elmoia exartema Hardy & Kohn, 1964 |
| Eurynogaster flaviventer (Hardy, 1964) | ⇒ Arciellia flaviventer Hardy & Kohn, 1964 |
| Eurynogaster furva Hardy, 1964 | Aridland peperomia |
| Eurynogaster hawaiiensis Grimshaw, 1901 | |
| Eurynogaster incompta Hardy, 1964 | Aridland peperomia |
| Eurynogaster kauaiensis Hardy, 1964 | Aridland peperomia |
| Eurynogaster luteihalterata (Parent, 1939) | ⇒ Elmoia saxatilis Grimshaw, 1901 |
| Eurynogaster maculata Parent, 1939 | |
| Eurynogaster mediocris Tenorio, 1969 | |
| Eurynogaster minor Parent, 0 | |
| Eurynogaster nigrohalterata (Parent, 1939) | ⇒ Elmoia nigrohalterata Parent, 1939 |
| Eurynogaster obscura Tenorio, 1969 | |
| Eurynogaster obscurifacies (Parent, 1939) | ⇒ Adachia obscurifacies Parent, 1939 |
| Eurynogaster paludis Hardy, 1964 | Aridland peperomia |
| Eurynogaster parenti Hardy, 1964 | Aridland peperomia |
| Eurynogaster parenti hawaiensis | |
| Eurynogaster retrociliata Parent, 1939 | |
| Eurynogaster spiniger Grimshaw, 1901 | |
| Eurynogaster subciliata Hardy, 1964 | Aridland peperomia |
| Eurynogaster tanyceraea Hardy, 1964 | Aridland peperomia |
| Eurynogaster teroprolixa Hardy, 1964 | Aridland peperomia |
| Eurynogaster undulata Tenorio, 1969 | |
| Eurynogaster variabilis Hardy, 1964 | Aridland peperomia |
| Eurynogaster virida (Van Duzee, 1933) | ⇒ Sweziella virida Van Duzee, 1933 |
| Eurynogaster viridifacies (Parent, 1938) | ⇒ Elmoia viridifacies Parent, 1938 |
| Eurynogaster vittata Hardy, 1964 | Aridland peperomia |
| Gymnopternus albiceps Loew, 1861 | |
| Gymnopternus anarmostus Melander, 1900 | |
| Gymnopternus annulatus Van Duzee, 1926 | Parish's yampah |
| Gymnopternus annulipes Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus anomalocerus Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus barbatulus Loew, 1861 | |
| Gymnopternus brevipes Van Duzee, 1933 | |
| Gymnopternus brunneifacies Robinson, 1960 | |
| Gymnopternus californicus Van Duzee, 1920 | Common yampah |
| Gymnopternus chalcochrus (Loew, 1864) | ⇒ Hercostomus spectabilis Loew, 1861 |
| Gymnopternus consanguineus Harmston, 1952 | |
| Gymnopternus constrictus Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus coxalis Loew, 1864 | |
| Gymnopternus cumberlandensis Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus cuneicornis Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus currani Van Duzee, 1930 | |
| Gymnopternus debilis Loew, 1861 | |
| Gymnopternus difficilis Loew, 1861 | |
| Gymnopternus exiguus (Loew, 1864) | ⇒ Hercostomus lunifer Loew, 1861 |
| Gymnopternus exilis Loew, 1861 | |
| Gymnopternus fimbriatus Loew, 1861 | |
| Gymnopternus flavitarsis Van Duzee, 1925 | |
| Gymnopternus flaviventris Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus flavus Loew, 1861 | |
| Gymnopternus floridensis Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus frequens Loew, 1861 | |
| Gymnopternus humilis Loew, 1864 | |
| Gymnopternus hybridus Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus lacustris ♰ D. J. Bickel, 1995 | |
| Gymnopternus laffooni Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus lividifrons Van Duzee, 1926 | Parish's yampah |
| Gymnopternus lunifer Loew, 1861 | |
| Gymnopternus maculiventris Van Duzee, 1925 | |
| Gymnopternus meniscoides Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus meniscus Loew, 1864 | |
| Gymnopternus minutus Loew, 1861 | |
| Gymnopternus mirificus Melander, 1900 | Mouseear cress |
| Gymnopternus nigribarbus Loew, 1861 | |
| Gymnopternus nigricomus Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus nigricoxa Van Duzee, 1924 | Narrow-seeded yampah |
| Gymnopternus obscurus Say, 1823 | |
| Gymnopternus obtusicauda Van Duzee, 1924 | Narrow-seeded yampah |
| Gymnopternus ohioensis Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus opacus Loew, 1861 | |
| Gymnopternus ovaticornis Van Duzee, 1933 | |
| Gymnopternus pallidiciliatus Van Duzee, 1930 | |
| Gymnopternus phyllophorus (Loew, 1866) | ⇒ Hercostomus nigribarbus Loew, 1861 |
| Gymnopternus politus Loew, 1861 | |
| Gymnopternus propriofacies Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus pseudodebilis Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus pugnaceus Robinson & K..., 2008 | |
| Gymnopternus purpuratus Van Duzee, 1925 | |
| Gymnopternus pusillus Loew, 1864 | |
| Gymnopternus robustus Van Duzee, 1925 | |
| Gymnopternus sharpi Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus singularis Van Duzee, 1924 | Narrow-seeded yampah |
| Gymnopternus spectabilis Loew, 1861 | |
| Gymnopternus subdilatatus Loew, 1861 | |
| Gymnopternus subulatus Loew, 1861 | |
| Gymnopternus tennesseensis Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus tenuicauda Van Duzee, 1928 | Parish's yampah |
| Gymnopternus tibialis (Van Duzee, 1928) | ⇒ Hercostomus indianus Harmston, 1952 |
| Gymnopternus tristis Loew, 1864 | |
| Gymnopternus vanduzeei Curran, 1930 | |
| Gymnopternus ventralis Loew, 1861 | |
| Gymnopternus vernaculus Van Duzee, 1924 | Narrow-seeded yampah |
| Gymnopternus vetitus Melander, 1900 | |
| Gymnopternus vockerothi Robinson, 1964 | Smooth yellow vetch |
| Gymnopternus weemsi Robinson, 1964 | Smooth yellow vetch |
| Harmstonia intricata Robinson, 1964 | Smooth yellow vetch |
| Harmstonia pectinicauda Robinson, 1964 | Smooth yellow vetch |
| Hercostmus wasatchensis | |
| Hercostomus albipodus Harmston & K..., 1941 | |
| Hercostomus aldrichi Robinson, 1964 | |
| Hercostomus argentifacies Parent, 1933 | |
| Hercostomus aurifer Thomson, 1869 | |
| Hercostomus cachae | |
| Hercostomus cacheae Harmston & K..., 1941 | |
| Hercostomus chaetilamellus Harmston & K..., 1941 | |
| Hercostomus chetifer Walker, 1849 | |
| Hercostomus coloradensis Harmston, 1952 | Guyanese pepper |
| Hercostomus consanguineus (Harmston, 1952) | ⇒ Gymnopternus consanguineus Harmston, 1952 |
| Hercostomus constricus | |
| Hercostomus convergens Loew, 1857 | |
| Hercostomus costalis Melander, 1920 | Lemmon's yampah |
| Hercostomus cryptus Fisher & Orth, 1971 | |
| Hercostomus cumberlandensis Robinson, 1964 | |
| Hercostomus curvispinus Yang & Saigusa, 2000 | |
| Hercostomus difficilis Loew, 1861 | |
| Hercostomus dorsalis Van Duzee, 1914 | |
| Hercostomus dreisbachi (Harmston & K..., 1945) | ⇒ Hercostomus chetifer Walker, 1849 |
| Hercostomus exilis Loew, 1861 | |
| Hercostomus flagellatus (Harmston, 1952) | ⇒ Paraclius flagellatus Harmston, 1952 |
| Hercostomus flavicornis Van Duzee, 1918 | |
| Hercostomus flavus Loew, 1861 | |
| Hercostomus flutatus Harmston & K..., 1945 | Higuillo de limon |
| Hercostomus gracilis Stannius, 1831 | |
| Hercostomus impudicus Wheeler, 1899 | Heartleaf groundcherry |
| Hercostomus indianus Harmston, 1952 | Guyanese pepper |
| Hercostomus longilamellus Harmston & K..., 1940 | |
| Hercostomus lunifer Loew, 1861 | |
| Hercostomus neocryptus Harmston & K..., 1941 | Jamaican pepper |
| Hercostomus nigribarbus Loew, 1861 | |
| Hercostomus nigrifacies Van Duzee, 1933 | Masterwort |
| Hercostomus occidentalis Cole, 1912 | |
| Hercostomus orbicularis Harmston, 1952 | Guyanese pepper |
| Hercostomus purus Harmston & K..., 1963 | Black pepper |
| Hercostomus schlingeri Harmston & K..., 1963 | Black pepper |
| Hercostomus setosa Van Duzee, 1913 | |
| Hercostomus setosus Van Duzee, 1913 | |
| Hercostomus spectabilis Loew, 1861 | |
| Hercostomus stanfordi Harmston & K..., 1940 | |
| Hercostomus tibialis Van Duzee, 1913 | |
| Hercostomus torridus (Harmston & K..., 1941) | ⇒ Hercostomus setosa Van Duzee, 1913 |
| Hercostomus truncatus Harmston & K..., 1940 | |
| Hercostomus ulrichi Yang, 1996 | |
| Hercostomus unicolor Loew, 1864 | |
| Hercostomus utahensis Harmston & K..., 1940 | |
| Hercostomus ventralis Loew, 1861 | |
| Hercostomus wasatchensis Harmston & K..., 1943 | |
| Heteropsilopus brevicornis Macquart, 1850 | |
| Heteropsilopus cingulipes Walker, 1835 | |
| Heteropsilopus ingenuus Erichson, 1842 | |
| Heteropsilopus trifasciatus Macquart, 1850 | |
| Heteropsilopus venustus Walker, 1852 | |
| Hurleyella cumberlandensis Runyon & Rob..., 2010 | |
| Hurleyella salina Runyon, 2019 | |
| Hydatostega argentatus Van Duzee, 1918 | |
| Hydatostega cerutias Loew, 1872 | |
| Hydatostega gratiosus Aldrich, 1911 | |
| Hydatostega plumbeus Aldrich, 1911 | |
| Hydatostega viridiflos Walker, 1852 | |
| Hydraphorus aquatilis | |
| Hydrophorus aestuum Loew, 1869 | Juniper globemallow |
| Hydrophorus agalma Wheeler, 1899 | Heartleaf groundcherry |
| Hydrophorus alboflorens Walker, 1849 | |
| Hydrophorus algens Wheeler, 1899 | Heartleaf groundcherry |
| Hydrophorus alpinus Wahlberg, 1844 | |
| Hydrophorus altivagus Aldrich, 1911 | |
| Hydrophorus amplectens Aldrich, 1911 | |
| Hydrophorus ampullaceus Van Duzee, 1924 | Oregon yampah |
| Hydrophorus angustifacies Hurley, 1985 | Gray alder |
| Hydrophorus aquatilis Aldrich, 1922 | |
| Hydrophorus arnaudi Becker, 1904 | Gray alder |
| Hydrophorus brevicauda Van Duzee, 1923 | Lemmon's yampah |
| Hydrophorus breviseta Thomson, 1869 | Filaree |
| Hydrophorus canescens Wheeler, 1896 | Cypresshead groundcherry |
| Hydrophorus canities Van Duzee, 1923 | Lemmon's yampah |
| Hydrophorus cerutias (Loew, 1872) | ⇒ Hydatostega cerutias Loew, 1872 |
| Hydrophorus chrysologus Walker, 1849 | |
| Hydrophorus claripennis Van Duzee, 1924 | Oregon yampah |
| Hydrophorus dioktes Hurley, 1985 | Gray alder |
| Hydrophorus dreisbachi Harmston & K..., 1963 | Black pepper |
| Hydrophorus eldoradensis Wheeler, 1899 | Heartleaf groundcherry |
| Hydrophorus extrarius Aldrich, 1911 | |
| Hydrophorus ferruginus Hurley, 1985 | Gray alder |
| Hydrophorus flavihirtus Van Duzee, 1923 | Lemmon's yampah |
| Hydrophorus flavipennis Van Duzee, 1926 | Parish's yampah |
| Hydrophorus fumipennis Van Duzee, 1921 | Howell's yampah |
| Hydrophorus glaber Walker, 1849 | |
| Hydrophorus gratiosus (Aldrich, 1911) | ⇒ Hydatostega viridiflos Walker, 1852 |
| Hydrophorus harmstoni Hurley, 1985 | Gray alder |
| Hydrophorus hesperius Hurley, 1985 | Gray alder |
| Hydrophorus innotatus Loew, 1864 | |
| Hydrophorus intentus | |
| Hydrophorus maculipennis Van Duzee, 1926 | Parish's yampah |
| Hydrophorus magdalenae Wheeler, 1899 | Heartleaf groundcherry |
| Hydrophorus minimus Van Duzee, 1924 | Narrow-seeded yampah |
| Hydrophorus nigribarbus (Van Duzee, 1923) | ⇒ Hydrophorus signiferus Coquillett, 1899 |
| Hydrophorus pacificus Van Duzee, 1933 | |
| Hydrophorus parvus Loew, 1862 | Jone's globemallow |
| Hydrophorus pectinipes Van Duzee, 1923 | Lemmon's yampah |
| Hydrophorus pensus Aldrich, 1911 | |
| Hydrophorus phaeopteryx Hurley, 1985 | |
| Hydrophorus phalarus Hurley, 1985 | Gray alder |
| Hydrophorus philombrius Wheeler, 1890 | Coastal groundcherry |
| Hydrophorus phoca Aldrich, 1911 | |
| Hydrophorus pilitarsis Malloch, 1919 | |
| Hydrophorus pirata (Loew, 1861) | ⇒ Hydrophorus alboflorens Walker, 1849 |
| Hydrophorus plumbeus (Aldrich, 1911) | ⇒ Hydatostega plumbeus Aldrich, 1911 |
| Hydrophorus poliogaster Philippi, 1865 | |
| Hydrophorus praecox Lehmann, 1822 | |
| Hydrophorus propinquus (Van Duzee, 1923) | ⇒ Hydrophorus glaber Walker, 1849 |
| Hydrophorus rhionopous Hurley, 1985 | Gray alder |
| Hydrophorus signifer (Coquillett, 1899) | ⇒ Hydrophorus signiferus Coquillett, 1899 |
| Hydrophorus signiferus Coquillett, 1899 | |
| Hydrophorus sodalis Wheeler, 1899 | Heartleaf groundcherry |
| Hydrophorus trichaspis Hurley, 1985 | Gray alder |
| Hydrophorus viridifacies Van Duzee, 1923 | Lemmon's yampah |
| Hydrophorus williamsi Parent, 1938 | |
| Hygrocelenthus afflictus | |
| Hygroceleuthus affictus (Osten Sacken, 1877) | ⇒ Dolichopus affictus Osten Sacken, 1877 |
| Hygroceleuthus ciliatus (Aldrich, 1893) | ⇒ Dolichopus penicillatus Van Duzee, 1921 |
| Hygroceleuthus crenatus (Osten Sacken, 1877) | ⇒ Dolichopus crenatus Osten Sacken, 1877 |
| Hygroceleuthus idahoensis (Aldrich, 1894) | ⇒ Dolichopus idahoensis Aldrich, 1894 |
| Hypocharassus gladiator Mik, 1878 | Annual bastardcabbage |
| Hypocharassus pruinosus Wheeler, 1898 | |
| Keirosoma slossonae Van Duzee, 1933 | Masterwort |
| Kophosoma acuticornis (Van Duzee, 1926) | ⇒ Peloropeodes acuticornis Van Duzee, 1926 |
| Krakatauia micronesiana Bickel, 1994 | |
| Lamprochromus bifasciatus Macquart, 1827 | |
| Lamprochromus canadensis Van Duzee, 1917 | |
| Lamprochromus occidentalis Robinson, 1967 | Pygmyflower vetch |
| Lamprochromus satrapa Wheeler, 1890 | |
| Leucostola cingulata (Loew, 1861) | ⇒ Argyra cingulata Loew, 1861 |
| Leucostola slossonae (Johnson, 1906) | ⇒ Rhaphium slossonae Johnson, 1906 |
| Leucostola terminalis (Van Duzee, 1914) | ⇒ Nematoproctus terminalis Van Duzee, 1914 |
| Liancalus genualis Loew, 1861 | |
| Liancalus hydrophilus Aldrich, 1893 | |
| Liancalus limbatus Osten Sacken, 1917 | Red-root yampah |
| Liancalus pterodactyl Runyon & Hurley, 2015 | |
| Liancalus querulus Osten Sacken, 1877 | |
| Liancalus similis Aldrich, 1893 | |
| Liancalus sonorus Runyon & Hurley, 2015 | |
| Medetera aberrans Wheeler, 1899 | Heartleaf groundcherry |
| Medetera abstrusa Thuneberg, 1955 | |
| Medetera aeneiventris Van Duzee, 1933 | Masterwort |
| Medetera aldrichii Wheeler, 1899 | Heartleaf groundcherry |
| Medetera alpina Harmston & K..., 1941 | |
| Medetera ambigua (Zetterstedt, 1843) | ⇒ Medetera nitida Macquart, 1834 |
| Medetera apicalis (Zetterstedt, 1843) | ⇒ Medetera abstrusa Thuneberg, 1955 |
| Medetera arnaudi Harmston, 1951 | Higuillo |
| Medetera bistriata Parent, 1929 | |
| Medetera californiensis Wheeler, 1899 | Heartleaf groundcherry |
| Medetera canadensis Bickel, 1985 | |
| Medetera crassivenis Curran, 1928 | |
| Medetera cyanogaster Wheeler, 1899 | Heartleaf groundcherry |
| Medetera diadema Linnaeus, 1767 | |
| Medetera dorycondylus Bickel, 1985 | |
| Medetera excipiens Becker, 1922 | |
| Medetera falcata Van Duzee, 1919 | Gairdner's yampah |
| Medetera fasciata Frey, 1915 | |
| Medetera flinflon Bickel, 1985 | |
| Medetera freyi Thuneberg, 1955 | |
| Medetera furcata Curran, 1928 | |
| Medetera grisescens Meijere, 1916 | Fly |
| Medetera halteralis Van Duzee, 1919 | Gairdner's yampah |
| Medetera impigra Collin, 1941 | |
| Medetera isobellae Bickel, 1985 | |
| Medetera johnthomasi Bickel & Arnaud, 2011 | |
| Medetera junensis Bickel, 2013 | |
| Medetera longinervis Van Duzee, 1928 | Parish's yampah |
| Medetera marylandica Adams, 1903 | Pygmyflower vetch |
| Medetera maura Adams, 1904 | Heartleaf groundcherry |
| Medetera modesta Van Duzee, 1914 | Bolander's yampah |
| Medetera nigripes Zetterstedt, 1848 | |
| Medetera nigrohalterata Parent, 1932 | |
| Medetera nova Van Duzee, 1919 | Gairdner's yampah |
| Medetera petulca Wheeler, 1899 | Heartleaf groundcherry |
| Medetera physothrix Bickel, 1985 | |
| Medetera platythrix Bickel, 1985 | |
| Medetera postminina Steyskal, 1967 | |
| Medetera potomac Bickel, 1985 | |
| Medetera saguaroicola Bickel, 1985 | |
| Medetera signaticornis Loew, 1857 | |
| Medetera subsignaticornis Bickel, 1985 | |
| Medetera truncorum Meigen, 1824 | Prostrate yellowcress |
| Medetera utahensis Bickel, 1985 | |
| Medetera veles Loew, 1861 | |
| Medetera vidua Wheeler, 1899 | Heartleaf groundcherry |
| Medetera vittata Van Duzee, 1919 | Gairdner's yampah |
| Medetera vockerothi Bickel, 1985 | |
| Medetera walschaertsi Gosseries, 1989 | |
| Medetera xerophila Wheeler, 1899 | Heartleaf groundcherry |
| Megistostylus longicornis Fabricius, 1775 | |
| Melanderia californica Harmston, 1972 | Spanish elder |
| Melanderia crepuscula Arnaud, 1958 | |
| Melanderia curvipes Van Duzee, 1918 | |
| Melanderia mandibulata Aldrich, 1922 | |
| Mesorhaga albiciliata Aldrich, 1893 | |
| Mesorhaga borealis Zetterstedt, 1838 | |
| Mesorhaga caerulea Van Duzee, 1930 | Parsley |
| Mesorhaga clavicauda Van Duzee, 1925 | Oregon yampah |
| Mesorhaga cocori Bickel, 2007 | |
| Mesorhaga emmensis Bickel, 1994 | |
| Mesorhaga flavicoma Bickel, 1994 | |
| Mesorhaga flavipes Van Duzee, 1932 | |
| Mesorhaga longipenis Bickel, 1994 | |
| Mesorhaga martius Bickel, 1994 | |
| Mesorhaga naumanni Bickel, 1994 | |
| Mesorhaga nerrensis Bickel, 1994 | |
| Mesorhaga nigripes Aldrich, 1893 | |
| Mesorhaga similis Bickel, 1994 | |
| Mesorhaga townsendii Aldrich, 1893 | |
| Mesorhaga tricorniflavrai Gunther, 1982 | |
| Mesorhaga turneri Bickel, 1994 | |
| Mesorhaga varipes Van Duzee, 1917 | Red-root yampah |
| Micromorphus bifrons Robinson, 1964 | Smooth yellow vetch |
| Micromorphus canadensis Van Duzee, 1917 | |
| Micromorphus fulvosetosus Parent, 1929 | |
| Micromorphus knowltoni Robinson, 1967 | Pygmyflower vetch |
| Micromorphus leucostoma Robinson, 1967 | Pygmyflower vetch |
| Micromorphus minimus Van Duzee, 1925 | |
| Microphor armipes Melander, 1927 | |
| Microphor atratus Coquillett, 1900 | |
| Microphor bilineatus Melander, 1902 | |
| Microphor cirripes Melander, 1940 | |
| Microphor discalis Melander, 1940 | |
| Microphor evisceratus Melander, 1940 | |
| Microphor isommatus Melander, 1927 | |
| Microphor obscurus Coquillett, 1903 | |
| Microphor ravidus Coquillett, 1895 | |
| Microphor ravus Melander, 1940 | |
| Microphor robustus Melander, 1927 | |
| Microphor strigilifer Melander, 1940 | |
| Microphor sycophantor Melander, 1902 | |
| Microphor tacomae Melander, 1940 | |
| Microphorella acroptera Melander, 1928 | |
| Microphorella aeroptera | |
| Microphorella chiragra Melander, 1928 | |
| Microphorella longitarsis Melander, 1928 | |
| Microphorella ornatipes Melander, 1928 | |
| Microphorella tubifera Melander, 1928 | |
| Microphorus armipes (Melander, 1928) | ⇒ Microphor armipes Melander, 1927 |
| Microphorus atratus (Coquillett, 1900) | ⇒ Microphor atratus Coquillett, 1900 |
| Microphorus bilineatus Melander, 1902 | |
| Microphorus cirripes (Melander, 1940) | ⇒ Microphor cirripes Melander, 1940 |
| Microphorus crocata (Coquillett, 1900) | ⇒ Euthyneura crocata Coquillett, 1900 |
| Microphorus evisceratus (Melander, 1940) | ⇒ Microphor evisceratus Melander, 1940 |
| Microphorus gilvihirta (Coquillett, 1903) | ⇒ Anthalia gilvihirta Coquillett, 1903 |
| Microphorus obscurus (Coquillett, 1903) | ⇒ Microphor obscurus Coquillett, 1903 |
| Microphorus ravidus (Coquillett, 1895) | ⇒ Microphor ravidus Coquillett, 1895 |
| Microphorus robustus (Melander, 1928) | ⇒ Microphor robustus Melander, 1927 |
| Microphorus strigilifer (Melander, 1940) | ⇒ Microphor strigilifer Melander, 1940 |
| Microphorus sycophantor Melander, 1902 | |
| Micropygus bifenestratus Parent, 1933 | |
| Micropygus pulchellus Parent, 1933 | |
| Micropygus vagans Parent, 1933 | |
| Nanomyia litorea | |
| Nanomyina barbata Aldrich, 1902 | |
| Nanomyina litorea Robinson, 1964 | Smooth yellow vetch |
| Narrabeenia spinipes Bickel, 1994 | |
| Nematoproctus flavicoxa Van Duzee, 1930 | Parsley |
| Nematoproctus jucundus Van Duzee, 1927 | Parish's yampah |
| Nematoproctus metallicus Van Duzee, 1930 | Parsley |
| Nematoproctus terminalis Van Duzee, 1914 | |
| Nematoproctus varicoxa Van Duzee, 1930 | Parsley |
| Nematoproctus venustus Melander, 1900 | Mouseear cress |
| Neoparentia caudatus Van Duzee, 1917 | |
| Nepalomyia dilaticosta Runyon & Hurley, 2003 | |
| Nepalomyia hesperia Runyon & Hurley, 2003 | |
| Nepalomyia nigricornis Van Duzee, 1914 | |
| Nepalomyia sombrea Harmston & K..., 1945 | |
| Neurigona aestiva Van Duzee, 1913 | Bolander's yampah |
| Neurigona albospinosa Van Duzee, 1913 | Bolander's yampah |
| Neurigona aldrichii Van Duzee, 1913 | Bolander's yampah |
| Neurigona arcuata Van Duzee, 1913 | Bolander's yampah |
| Neurigona bivittata Van Duzee, 1913 | Bolander's yampah |
| Neurigona californica Harmston, 1972 | Spanish elder |
| Neurigona carbonifer Loew, 1869 | |
| Neurigona ciliata Van Duzee, 1913 | Bolander's yampah |
| Neurigona deformis Van Duzee, 1913 | Bolander's yampah |
| Neurigona dimidiata Loew, 1861 | |
| Neurigona disjuncta Van Duzee, 1913 | Bolander's yampah |
| Neurigona flava Van Duzee, 1913 | Bolander's yampah |
| Neurigona floridula Wheeler, 1899 | Heartleaf groundcherry |
| Neurigona fuscalaris Harmston, 1968 | |
| Neurigona georgianus Harmston & K..., 1963 | Black pepper |
| Neurigona infuscata (Van Duzee, 1913) | ⇒ Neurigona floridula Wheeler, 1899 |
| Neurigona lateralis Say, 1829 | |
| Neurigona lienosa Wheeler, 1899 | Heartleaf groundcherry |
| Neurigona maculata Van Duzee, 1913 | Bolander's yampah |
| Neurigona magnipalpa Naglis, 2003 | |
| Neurigona nigricornis (Van Duzee, 1914) | ⇒ Nepalomyia nigricornis Van Duzee, 1914 |
| Neurigona nigritibialis Robinson, 1964 | Smooth yellow vetch |
| Neurigona nitida Van Duzee, 1913 | Bolander's yampah |
| Neurigona nitidia | |
| Neurigona pectoralis Van Duzee, 1913 | Bolander's yampah |
| Neurigona perplexa Van Duzee, 1913 | Bolander's yampah |
| Neurigona rubella Loew, 1861 | |
| Neurigona saititarsis Robinson, 1970 | |
| Neurigona scutitarsis Robinson, 1970 | |
| Neurigona setosus (Van Duzee, 1913) | ⇒ Hercostomus setosus Van Duzee, 1913 |
| Neurigona smithi Robinson, 1970 | |
| Neurigona sombrea (Harmston & K..., 1945) | ⇒ Nepalomyia sombrea Harmston & K..., 1945 |
| Neurigona spiculifera Robinson, 1970 | |
| Neurigona tarsalis Huckett, 1965 | Bolander's yampah |
| Neurigona tenuis Loew, 1864 | |
| Neurigona torrida Harmston, 1951 | Higuillo |
| Neurigona transversa Van Duzee, 1913 | Bolander's yampah |
| Neurigona tridens Van Duzee, 1913 | Bolander's yampah |
| Neurigona uinta (Harmston & K..., 1942) | ⇒ Neurigona flava Van Duzee, 1913 |
| Neurigona valgusa Harmston & Rapp, 1968 | |
| Neurigona zionensis Harmston & K..., 1942 | |
| Neurigonella nigricornis Van Duzee, 1914 | |
| Neurigonella sombrea Harmston & K..., 1945 | |
| Nothorhaphium aemulans Becker, 1922 | |
| Nothorhaphium callosum Bickel, 1999 | |
| Nothorhaphium nudicorne Bickel, 1999 | |
| Nothosympycnus luteipes (Van Duzee, 1923) | ⇒ Sympycnus luteipes Van Duzee, 1923 |
| Paraclius aberrans Robinson, 1964 | Smooth yellow vetch |
| Paraclius alternans Loew, 1864 | |
| Paraclius arcuatus Huckett, 1965 | |
| Paraclius claviculatus Loew, 1866 | Scarlet globemallow |
| Paraclius consors Walker, 1852 | |
| Paraclius filifer Aldrich, 1896 | |
| Paraclius flagellatus Harmston, 1952 | |
| Paraclius floridensis Robinson, 1964 | Smooth yellow vetch |
| Paraclius hybridus Melander, 1900 | Mouseear cress |
| Paraclius indianus (Harmston & K..., 1946) | ⇒ Tachytrechus indianus Harmston & K..., 1946 |
| Paraclius magnicornis Van Duzee, 1927 | Parish's yampah |
| Paraclius manglar Bickel, 2013 | |
| Paraclius minutus Van Duzee, 1921 | Howell's yampah |
| Paraclius nigrocaudatus Van Duzee, 1918 | Common yampah |
| Paraclius obtusus Hardy, 1939 | |
| Paraclius ovatus Van Duzee, 1914 | Bolander's yampah |
| Paraclius propinquus Wheeler, 1899 | Heartleaf groundcherry |
| Paraclius pumilio Loew, 1872 | Juniper globemallow |
| Paraclius quadrinotatus Aldrich, 1902 | |
| Paraclius trisetosus Parent, 1933 | |
| Paraclius utahensis Harmston & K..., 1946 | |
| Paraclius vicinus | |
| Paraliancalus metallicus Grimshaw, 1901 | |
| Paramedetera borneensis Grootaert & ..., 1997 | |
| Paraphroslus nigripennis | |
| Parasyntormon appendiculatum Harmston & K..., 1943 | |
| Parasyntormon asellus Wheeler, 1899 | Heartleaf groundcherry |
| Parasyntormon classicum Harmston & K..., 1943 | |
| Parasyntormon emarginatum Wheeler, 1899 | Heartleaf groundcherry |
| Parasyntormon flavicoxa Van Duzee, 1922 | Kellogg's yampah |
| Parasyntormon fraterculus Van Duzee, 1922 | Kellogg's yampah |
| Parasyntormon hendersoni Harmston & K..., 1939 | |
| Parasyntormon hinnulus Wheeler, 1899 | Heartleaf groundcherry |
| Parasyntormon lagotis Wheeler, 1899 | Heartleaf groundcherry |
| Parasyntormon lepus Van Duzee, 1918 | Common yampah |
| Parasyntormon longicorne Van Duzee, 1933 | Masterwort |
| Parasyntormon montivagum Wheeler, 1899 | Heartleaf groundcherry |
| Parasyntormon mulinum Van Duzee, 1922 | Kellogg's yampah |
| Parasyntormon nigripes Harmston & K..., 1943 | |
| Parasyntormon occidentale Aldrich, 1894 | |
| Parasyntormon petiolatum Malloch, 1921 | Masterwort |
| Parasyntormon utahnum Van Duzee, 1933 | Masterwort |
| Parasyntormon virens Harmston & K..., 1943 | |
| Parathalassius abela Brooks & Cum..., 2017 | |
| Parathalassius aldrichi Melander, 1906 | Common sandweed |
| Parathalassius candidatus Melander, 1906 | Common sandweed |
| Parathalassius dilatus Brooks & Cum..., 2017 | |
| Parathalassius infuscatus Brooks & Cum..., 2017 | |
| Parathalassius melanderi Cole, 1912 | |
| Parathalassius midas Brooks & Cum..., 2017 | |
| Parathalassius sinclairi Brooks & Cum..., 2017 | |
| Parathalassius socali Brooks & Cum..., 2017 | |
| Parathalassius susanae Brooks & Cum..., 2017 | |
| Parathalassius uniformus Cumming, 2017 | |
| Parathalassius wheeleri Brooks & Cum..., 2017 | |
| Parentia barbarae Bickel, 1994 | |
| Parentia caldyanup Bickel, 1994 | |
| Parentia chaineyi Bickel, 1994 | |
| Parentia cilifoliata Parent, 1933 | |
| Parentia dispar Macquart, 1850 | |
| Parentia dongara Bickel, 1994 | |
| Parentia gemmans Walker, 1849 | |
| Parentia kelseyi Bickel, 1994 | |
| Parentia modesta Parent, 1933 | |
| Parentia nova Parent, 1933 | |
| Parentia nudicosta Bickel, 1994 | |
| Parentia occidentalis Bickel, 1994 | |
| Parentia perthensis Bickel, 1994 | |
| Parentia recticosta Parent, 1933 | |
| Parentia solaris Bickel, 1994 | |
| Parentia timothyi Bickel, 1994 | |
| Parentia vulgaris Bickel, 1994 | |
| Parentia yarragil Bickel, 1994 | |
| Parentia yunensis Bickel, 1994 | |
| Parphyrops brevilamellatus | |
| Pelastoneureus quadricincta | |
| Pelastoneurus abbreviatus Loew, 1864 | |
| Pelastoneurus aldrichi Van Duzee, 1923 | Lemmon's yampah |
| Pelastoneurus alternans (Loew, 1864) | ⇒ Paraclius alternans Loew, 1864 |
| Pelastoneurus angulatus Robinson, 1964 | Smooth yellow vetch |
| Pelastoneurus arboreus (Van Duzee, 1923) | ⇒ Pelastoneurus proximus Aldrich, 1904 |
| Pelastoneurus aurifacies Van Duzee, 1923 | Lemmon's yampah |
| Pelastoneurus barri Harmston, 1972 | Spanish elder |
| Pelastoneurus bifrons Walker, 1852 | |
| Pelastoneurus brevis Robinson, 1964 | Smooth yellow vetch |
| Pelastoneurus cognatus Loew, 1861 | |
| Pelastoneurus comatus Robinson, 1992 | |
| Pelastoneurus contingens | |
| Pelastoneurus cristatus (Van Duzee, 1924) | ⇒ Pelastoneurus lamellatus Loew, 1864 |
| Pelastoneurus cyaneus Wheeler, 1899 | Heartleaf groundcherry |
| Pelastoneurus dissimilipes Wheeler, 1899 | Heartleaf groundcherry |
| Pelastoneurus floridanus Wheeler, 1899 | Heartleaf groundcherry |
| Pelastoneurus furcifer Loew, 1872 | Juniper globemallow |
| Pelastoneurus hebes Walker, 1852 | |
| Pelastoneurus ineptus Walker, 1852 | |
| Pelastoneurus irrasus Walker, 1849 | |
| Pelastoneurus kansensis Aldrich, 1894 | |
| Pelastoneurus laetus Loew, 1861 | |
| Pelastoneurus lamellatus Loew, 1864 | |
| Pelastoneurus latifacies Van Duzee, 1930 | Parsley |
| Pelastoneurus longicauda Loew, 1861 | |
| Pelastoneurus lugubris Loew, 1861 | Long-legged fly |
| Pelastoneurus maculipes Walker, 1852 | |
| Pelastoneurus minutus (Van Duzee, 1933) | ⇒ Pelastoneurus aurifacies Van Duzee, 1923 |
| Pelastoneurus neglectus Wheeler, 1899 | Heartleaf groundcherry |
| Pelastoneurus nigricornis Van Duzee, 1923 | Lemmon's yampah |
| Pelastoneurus occidentalis Malloch, 1920 | Heartleaf groundcherry |
| Pelastoneurus parvus Thomson, 1869 | |
| Pelastoneurus potomacus Robinson, 1992 | |
| Pelastoneurus proximus Aldrich, 1904 | |
| Pelastoneurus quadricincta (Van Duzee, 1928) | ⇒ Pelastoneurus longicauda Loew, 1861 |
| Pelastoneurus scutatus Aldrich, 1904 | |
| Pelastoneurus seticauda Walker, 1849 | Parsley |
| Pelastoneurus seutatus | |
| Pelastoneurus tibialis Van Duzee, 1923 | Lemmon's yampah |
| Pelastoneurus umbripictus Becker, 1922 | |
| Pelastoneurus vagans Loew, 1861 | |
| Pelastoneurus varius Walker, 1852 | |
| Pelastoneurus wheeleri Melander, 1900 | Mouseear cress |
| Peloropeodes acuticornis Van Duzee, 1926 | |
| Peloropeodes aldrichi Robinson, 1970 | Purple broad vetch |
| Peloropeodes apicales Harmston & K..., 1946 | Pepper |
| Peloropeodes brevis Van Duzee, 1926 | |
| Peloropeodes cornuta Van Duzee, 1926 | |
| Peloropeodes cornutus Van Duzee, 1926 | |
| Peloropeodes discolor Robinson, 1964 | Smooth yellow vetch |
| Peloropeodes flavipes (Van Duzee, 1914) | ⇒ Peloropeodes salax Wheeler, 1890 |
| Peloropeodes fuscipes Van Duzee, 1926 | |
| Peloropeodes jamesi (Harmston & K..., 1939) | ⇒ Sympycnus latitarsis Van Duzee, 1930 |
| Peloropeodes magnicornis Harmston & Rapp, 1968 | |
| Peloropeodes pygidus Harmston & Rapp, 1968 | |
| Peloropeodes salax Wheeler, 1890 | Coastal groundcherry |
| Phrudoneura collessi Bickel, 2013 | |
| Pilbara octava Bickel, 1994 | |
| Plagioneurus univittatus Loew, 1857 | Desert globemallow |
| Plagiozopelma placidum Bickel, 1994 | |
| Porphyrops albibarbum (Van Duzee, 1924) | ⇒ Rhaphium albibarbum Van Duzee, 1924 |
| Porphyrops barbipes (Van Duzee, 1923) | ⇒ Rhaphium barbipes Van Duzee, 1923 |
| Porphyrops boreale (Van Duzee, 1923) | ⇒ Rhaphium boreale Van Duzee, 1923 |
| Porphyrops longipes (Loew, 1864) | ⇒ Rhaphium longipes Loew, 1864 |
| Porphyrops nigricoxa (Loew, 1861) | ⇒ Rhaphium nigricoxa Loew, 1861 |
| Porphyrops nigrum (Van Duzee, 1923) | ⇒ Rhaphium nigrum Van Duzee, 1923 |
| Porphyrops nudum (Van Duzee, 1924) | ⇒ Rhaphium nudum Van Duzee, 1924 |
| Porphyrops signiferum (Osten Sacken, 1878) | ⇒ Rhaphium signiferum Osten Sacken, 1878 |
| Porphyrops terminale (Van Duzee, 1924) | ⇒ Rhaphium terminale Van Duzee, 1924 |
| Porphyrops tricaudatum (Van Duzee, 1923) | ⇒ Rhaphium tricaudatum Van Duzee, 1923 |
| Pseudoparentia caniculata Bickel, 2014 | |
| Pseudoparentia niharae Bickel, 2013 | |
| Pseudoparentia nullaborensis Bickel, 1994 | |
| Psilopodinus flavipes (Aldrich, 1904) | ⇒ Condylostylus flavipes Aldrich, 1904 |
| Psilopodinus pilicornis (Aldrich, 1904) | ⇒ Condylostylus occidentalis Bigot, 1888 |
| Psilopus caudatulus (Loew, 1861) | ⇒ Condylostylus caudatus Wiedemann, 1830 |
| Psilopus ciliatus (Loew, 1861) | ⇒ Condylostylus mundus Wiedemann, 1830 |
| Psilopus costalis | |
| Psilopus coxalis (Aldrich, 1901) | ⇒ Condylostylus coxalis Aldrich, 1901 |
| Psilopus crinipes (Meigen, 1830) | ⇒ Sciapus platypterus Fabricius, 1805 |
| Psilopus crinitus | |
| Psilopus inermis (Loew, 1861) | ⇒ Condylostylus inermis Loew, 1861 |
| Psilopus psittacinus (Loew, 1861) | ⇒ Amblypsilopus psittacinus Loew, 1861 |
| Psilopus rotundiceps | |
| Psilopus scaber (Loew, 1861) | ⇒ Condylostylus sipho Say, 1823 |
| Psilopus scobinator (Loew, 1861) | ⇒ Condylostylus nigrofemoratus Walker, 1849 |
| Psilopus variegatus (Loew, 1861) | ⇒ Amblypsilopus variegatus Loew, 1861 |
| Psilopus viridicoxa | |
| Rhaphium aequale Van Duzee, 1927 | Parish's yampah |
| Rhaphium albibarbum Van Duzee, 1924 | |
| Rhaphium aldrichi Van Duzee, 1922 | |
| Rhaphium arboreum Curran, 1924 | |
| Rhaphium armatum Curran, 1924 | |
| Rhaphium atkinsoni Curran, 1926 | |
| Rhaphium banksi Van Duzee, 1926 | Parish's yampah |
| Rhaphium barbipes Van Duzee, 1923 | |
| Rhaphium beringiense Negrobov & V..., 1985 | Sandia Mountain primrose |
| Rhaphium boreale Van Duzee, 1923 | |
| Rhaphium brachyceras Meuffels & G..., 1999 | |
| Rhaphium brevicorne Curtis, 1835 | |
| Rhaphium brevilamellatum Van Duzee, 1926 | Parish's yampah |
| Rhaphium campestre Curran, 1924 | |
| Rhaphium canadense Curran, 1924 | |
| Rhaphium coloradense Curran, 1926 | |
| Rhaphium colute Harmston & J..., 1942 | Viper peperomia |
| Rhaphium colutis Harmston & J..., 1942 | |
| Rhaphium consobrinum (Zetterstedt, 1843) | ⇒ Rhaphium discolor Zetterstedt, 1838 |
| Rhaphium crassipes Meigen, 1824 | |
| Rhaphium discolor Zetterstedt, 1838 | Narrowflower flaxflower |
| Rhaphium effilatum Wheeler, 1899 | |
| Rhaphium elegantulum Meigen, 1824 | |
| Rhaphium exile Curran, 1926 | |
| Rhaphium fascipes Meigen, 1824 | |
| Rhaphium femineum Van Duzee, 1922 | |
| Rhaphium femoratum Van Duzee, 1922 | |
| Rhaphium firsovi Stackelberg ..., 1976 | |
| Rhaphium flavicoxa Van Duzee, 1922 | |
| Rhaphium foliatum Curran, 1926 | |
| Rhaphium gracile Curran, 1924 | |
| Rhaphium hirtimanum Van Duzee, 1933 | Masterwort |
| Rhaphium impetuum (Curran, 1926) | ⇒ Rhaphium lugubre Loew, 1861 |
| Rhaphium insolitum Curran, 1926 | |
| Rhaphium johnsoni Van Duzee, 1923 | |
| Rhaphium longipalpe Curran, 1926 | |
| Rhaphium longipalpis Curran, 1926 | |
| Rhaphium longipes Loew, 1864 | |
| Rhaphium lugubre Loew, 1861 | |
| Rhaphium melampus Loew, 1861 | |
| Rhaphium montanum Huckett, 1965 | |
| Rhaphium nasutum Fallen, 1823 | Blind's bryum moss |
| Rhaphium nigribarbatum Becker, 1900 | |
| Rhaphium nigricoxa Loew, 1861 | |
| Rhaphium nigrociliatum Curran, 1926 | |
| Rhaphium nigrovittatum Curran, 1926 | |
| Rhaphium nigrum Van Duzee, 1923 | |
| Rhaphium nudum Van Duzee, 1924 | |
| Rhaphium obtusum Van Duzee, 1928 | Parish's yampah |
| Rhaphium occipitale Curran, 1927 | |
| Rhaphium orientale Curran, 1926 | |
| Rhaphium ornatum Van Duzee, 1923 | |
| Rhaphium palpale Curran, 1926 | |
| Rhaphium pollex Van Duzee, 1922 | |
| Rhaphium punctitarse Curran, 1924 | |
| Rhaphium robustum Curran, 1926 | |
| Rhaphium rossi Harmston & K..., 1940 | |
| Rhaphium rotundiceps Loew, 1861 | |
| Rhaphium shannoni Curran, 1926 | |
| Rhaphium signiferum Osten Sacken, 1878 | |
| Rhaphium simplicipes Curran, 1926 | |
| Rhaphium slossonae Johnson, 1906 | |
| Rhaphium spinitarse Curran, 1924 | |
| Rhaphium steyskali Robinson, 1967 | Pygmyflower vetch |
| Rhaphium subarmatum Curran, 1924 | |
| Rhaphium subfurcatum Van Duzee, 1932 | |
| Rhaphium temerarium Becker, 1922 | |
| Rhaphium terminale Van Duzee, 1924 | |
| Rhaphium triangulatum Van Duzee, 1922 | |
| Rhaphium tricaudatum Van Duzee, 1923 | |
| Rhaphium vanduzeei Curran, 1926 | |
| Rhaphium vockerothi Robinson, 1964 | Smooth yellow vetch |
| Rhaphium wheeleri Van Duzee, 1932 | |
| Rhaphium xipheres Wheeler, 1899 | |
| Saucropus carbonifer (Loew, 1870) | ⇒ Neurigona carbonifer Loew, 1869 |
| Saucropus rubella (Loew, 1861) | ⇒ Neurigona rubella Loew, 1861 |
| Saucropus superbiens (Loew, 1861) | ⇒ Dactylomyia lateralis Say, 1829 |
| Saucropus tenuis (Loew, 1864) | ⇒ Neurigona tenuis Loew, 1864 |
| Scelloides raptorius Parent, 1933 | |
| Scellus amplus Curran, 1923 | |
| Scellus asaroticus Hurley, 1995 | |
| Scellus avidus Loew, 1864 | |
| Scellus coloradensis Harmston & J..., 1942 | |
| Scellus crinipes Van Duzee, 1925 | Oregon yampah |
| Scellus dyscritus Hurley, 1995 | |
| Scellus exustus Walker, 1852 | |
| Scellus filifer Loew, 1864 | |
| Scellus knowltoni Harmston, 1939 | Moth pepper |
| Scellus spinimanus Zetterstedt, 1843 | |
| Scellus varipennis Van Duzee, 1925 | Oregon yampah |
| Scellus vigil Osten Sacken, 1877 | |
| Scellus virago Aldrich, 1907 | |
| Schistostoma yakimensis | |
| Sciapus banksii (Van Duzee, 1915) | ⇒ Condylostylus banksii Van Duzee, 1915 |
| Sciapus californicus (Steyskal, 1966) | ⇒ Amblypsilopus californicus Steyskal, 1966 |
| Sciapus filipes Loew, 1861 | |
| Sciapus leiopus Doleschall, 1856 | |
| Sciapus nebraskaensis Harmston & Rapp, 1968 | |
| Sciapus nupta Bezzi, 1928 | |
| Sciapus pallens Wiedemann, 1830 | |
| Sciapus platypterus Fabricius, 1805 | |
| Sciapus pruinosus (Coquillett, 1904) | ⇒ Condylostylus pruinosus Coquillett, 1904 |
| Sciapus psittacinus Loew, 1861 | |
| Sciapus rutila Van Duzee, 1914 | |
| Sciapus scintillans Loew, 1861 | |
| Sciapus tener Loew, 1862 | |
| Sciapus unicoiensis (Robinson, 1964) | ⇒ Amblypsilopus unicoiensis Robinson, 1964 |
| Sciapus variegatus Loew, 1861 | |
| Sigmatineurum binodatum Parent, 1939 | |
| Sigmatineurum chalybeum Parent, 1938 | |
| Sigmatineurum iao Evenhuis, 1994 | |
| Sigmatineurum mnemogagne Evenhuis, 1994 | |
| Sigmatineurum napali Evenhuis, 1994 | |
| Sigmatineurum omega Evenhuis, 1994 | |
| Sweziella aeruginosa Hardy & Kohn, 1964 | |
| Sweziella conspicua Hardy & Kohn, 1964 | |
| Sweziella emarginata Tenorio, 1969 | |
| Sweziella gracilipennata Hardy & Kohn, 1964 | |
| Sweziella pictilipennata Tenorio, 1969 | |
| Sweziella tergoprolixa Hardy & Kohn, 1964 | |
| Sweziella virida Van Duzee, 1933 | |
| Sympycnidelphus californicus Harmston, 1968 | |
| Sympycnidelphus sharpi Robinson, 1964 | Smooth yellow vetch |
| Sympycnidelphus texanus Harmston, 1968 | |
| Sympycnus (Sympycnus) turbidus Becker, 1922 | Longlegged fly |
| Sympycnus albinotatus Parent, 1933 | |
| Sympycnus aldrichi Van Duzee, 1930 | Parsley |
| Sympycnus arizonicus Harmston, 1968 | |
| Sympycnus aurifacies Van Duzee, 1923 | Lemmon's yampah |
| Sympycnus binodatus Harmston & K..., 1940 | |
| Sympycnus brevicentris Van Duzee, 1930 | Parsley |
| Sympycnus calcaratus (Van Duzee, 1930) | ⇒ Sympycnus magellanicus Robinson, 1970 |
| Sympycnus cilifemoratus Parent, 1932 | |
| Sympycnus clavatus Van Duzee, 1913 | Bolander's yampah |
| Sympycnus clavicornis Van Duzee, 1930 | Parsley |
| Sympycnus cuprinus Wheeler, 1899 | Heartleaf groundcherry |
| Sympycnus distinctus Parent, 1933 | |
| Sympycnus distortus Van Duzee, 1930 | Parsley |
| Sympycnus edwardsi Parent, 1933 | |
| Sympycnus fasciventris Van Duzee, 1917 | Red-root yampah |
| Sympycnus frontalis Loew, 1861 | |
| Sympycnus fuscitibialis (Harmston & K..., 1940) | ⇒ Calyxochaetus cilifemoratus Van Duzee, 1924 |
| Sympycnus globulicauda Van Duzee, 1930 | Parsley |
| Sympycnus hardyi Harmston & K..., 1940 | |
| Sympycnus harrisi Parent, 1933 | |
| Sympycnus humilis Parent, 1933 | |
| Sympycnus inaequalis Van Duzee, 1930 | Parsley |
| Sympycnus inornatus Van Duzee, 1917 | |
| Sympycnus insolitus Van Duzee, 1932 | |
| Sympycnus isoaristus Harmston & K..., 1940 | |
| Sympycnus laevigatus Van Duzee, 1930 | Parsley |
| Sympycnus latitarsis Van Duzee, 1930 | Parsley |
| Sympycnus lineatus Loew, 1861 | |
| Sympycnus longipilus Parent, 1933 | |
| Sympycnus luteinotatus Parent, 1933 | |
| Sympycnus luteipes Van Duzee, 1923 | |
| Sympycnus lutiepes Van Duzee, 1923 | |
| Sympycnus magellanicus Robinson, 1970 | |
| Sympycnus marcidus Wheeler, 1899 | Heartleaf groundcherry |
| Sympycnus minuticornis Van Duzee, 1932 | |
| Sympycnus montanus Van Duzee, 1930 | Parsley |
| Sympycnus monticola Van Duzee, 1932 | |
| Sympycnus nodatus Aldrich, 1916 | Jone's globemallow |
| Sympycnus oreas Wheeler, 1899 | |
| Sympycnus pennarista Parker, 1919 | |
| Sympycnus pictipes Harmston & K..., 1940 | |
| Sympycnus pugil Wheeler, 1899 | Heartleaf groundcherry |
| Sympycnus pulvillus Reinhard, 1947 | Parsley |
| Sympycnus sobrinus Wheeler, 1899 | |
| Sympycnus spatulatus (Harmston & K..., 1940) | ⇒ Calyxochaetus oreas Wheeler, 1899 |
| Sympycnus tertianus Loew, 1864 | |
| Sympycnus tripilus Van Duzee, 1930 | Parsley |
| Sympycnus utahensis Harmston & K..., 1939 | |
| Synarthrus palmare (Loew, 1864) | ⇒ Syntormon palmare Loew, 1864 |
| Synarthrus palmaris Loew, 1864 | |
| Syntormon affine Coquillett, 1897 | |
| Syntormon bisinuatum Van Duzee, 1925 | Oregon yampah |
| Syntormon californicum Harmston, 1951 | Higuillo |
| Syntormon cinereiventre Loew, 1861 | |
| Syntormon clavatum Van Duzee, 1925 | Oregon yampah |
| Syntormon dissimilipes Van Duzee, 1925 | Oregon yampah |
| Syntormon distortitarse (Van Duzee, 1933) | ⇒ Syntormon flexibile Wulp, 1890 |
| Syntormon femoratum Townsend, 1891 | Oregon yampah |
| Syntormon flexibile Wulp, 1890 | Long-legged fly |
| Syntormon kennedyi Harmston & K..., 1942 | |
| Syntormon medogense Wang, 2006 | |
| Syntormon myklebusti Harmston & M..., 1966 | |
| Syntormon oregonense Hamrston & K..., 1942 | |
| Syntormon oregonensis Harmston & K..., 1942 | |
| Syntormon palmare Loew, 1864 | |
| Syntormon simplicitarse Van Duzee, 1925 | Oregon yampah |
| Syntormon strataegum Wheeler, 1899 | |
| Syntormon tricoloripes Curran, 1923 | |
| Syntormon uintaense Harmston & K..., 1940 | |
| Syntormon uintaensis Harmston & K..., 1940 | |
| Syntormon utahense Harmston & K..., 1942 | |
| Syntormon utahensis Harmston & K..., 1942 | |
| Syntormon variegatum Harmston, 1952 | Guyanese pepper |
| Syntormon xiphandroides Parent, 1932 | |
| Systenus albimanus Wirth, 1952 | Hentz's phlox |
| Systenus americanus (Van Duzee, 1914) | ⇒ Rhaphium melampus Loew, 1861 |
| Systenus apicalis Wirth, 1952 | Hentz's phlox |
| Systenus californicus Harmston, 1968 | |
| Systenus curryi Bickel, 1986 | |
| Systenus eucercus Steyskal, 1970 | Littleleaf buckbrush |
| Systenus minutus Van Duzee, 1913 | |
| Systenus shannoni Wirth, 1952 | Hentz's phlox |
| Tachytrechaus utahensis | |
| Tachytrechus ammobates Haliday, 1851 | |
| Tachytrechus angulatus Van Duzee, 1914 | |
| Tachytrechus angustipennis Loew, 1862 | Jone's globemallow |
| Tachytrechus augustipennis Loew, 1862 | |
| Tachytrechus auratus Aldrich, 1896 | |
| Tachytrechus binodatus Loew, 1866 | Scarlet globemallow |
| Tachytrechus bipunctatus (Macquart, 1842) | ⇒ Tachytrechus greeni Foote, Couls..., 1965 |
| Tachytrechus boharti Harmston, 1968 | |
| Tachytrechus californicus Harmston & K..., 1943 | |
| Tachytrechus canacolli Brooks, 2004 | |
| Tachytrechus castus Wheeler, 1899 | |
| Tachytrechus consobrinus Haliday, 1851 | |
| Tachytrechus contingens Walker, 1852 | |
| Tachytrechus dilaticosta Van Duzee, 1927 | |
| Tachytrechus duplicatus Harmston, 1972 | Spanish elder |
| Tachytrechus flabellifer Osten Sacken, 1877 | |
| Tachytrechus flavitibialis Van Duzee, 1930 | |
| Tachytrechus floridensis Aldrich, 1896 | |
| Tachytrechus granditarsis Greene, 1922 | Marginal woodfern |
| Tachytrechus granditarsus | |
| Tachytrechus greenei Foote & Coulson, 1965 | |
| Tachytrechus greeni Foote, Couls..., 1965 | |
| Tachytrechus harmstoni Meuffels & G..., 1999 | |
| Tachytrechus indianus Harmston & K..., 1946 | |
| Tachytrechus junctus (Coquillett, 1910) | ⇒ Tachytrechus protervus Melander, 1900 |
| Tachytrechus laticrus Van Duzee, 1918 | Common yampah |
| Tachytrechus mchughi Harmston, 1972 | Spanish elder |
| Tachytrechus milleri Harmston, 1966 | Marigold pepper |
| Tachytrechus moechus Loew, 1861 | |
| Tachytrechus nigrifemoratus Van Duzee, 1927 | |
| Tachytrechus nimius Aldrich, 1901 | |
| Tachytrechus nitidus Van Duzee, 1927 | |
| Tachytrechus notatus Stannius, 1831 | |
| Tachytrechus olympiae Aldrich, 1896 | |
| Tachytrechus protervus Melander, 1900 | Mouseear cress |
| Tachytrechus rotundipennis Greene, 1922 | Marginal woodfern |
| Tachytrechus sanus Osten Sacken, 1877 | |
| Tachytrechus simulatus Greene, 1922 | Marginal woodfern |
| Tachytrechus spinitarsis Van Duzee, 1924 | |
| Tachytrechus tahoensis Harmston & K..., 1940 | |
| Tachytrechus tenuiseta Greene, 1922 | Marginal woodfern |
| Tachytrechus utahensis Harmston & K..., 1940 | |
| Tachytrechus volitans Melander, 1900 | Mouseear cress |
| Tachytrechus vorax Loew, 1861 | |
| Tambemyia acrostichalis Parent, 1937 | |
| Telmaturgus parvus Van Duzee, 1942 | |
| Tetrachaetus bipunctatus Parent, 1933 | |
| Tetrachaetus simplex Parent, 1933 | |
| Teuchophorus clavigerellus Wheeler, 1899 | Heartleaf groundcherry |
| Teuchophorus condylus Harmston & K..., 1946 | |
| Teuchophorus diminucosta Harmston & K..., 1942 | |
| Teuchophorus utahensis Harmston & K..., 1942 | |
| Thambemyia acrosticalis Parent, 1937 | |
| Thambemyia borealis | Fly |
| Thinophilus (Schoenophilus) splendens Grootaert & ..., 1984 | |
| Thinophilus (Thinophilus) eboricoxa Bickel, 2013 | |
| Thinophilus (Thinophilus) hardyi Grootaert & ..., 1997 | Long-legged fly |
| Thinophilus (Thinophilus) violaceus Parent, 1935 | |
| Thinophilus (Thinophilus) yaraloola Bickel, 2014 | |
| Thinophilus armiger Van Duzee, 1926 | Parish's yampah |
| Thinophilus bimaculatus Johnson, 1921 | Michaux's stitchwort |
| Thinophilus brevipes Van Duzee, 1932 | |
| Thinophilus canities Van Duzee, 1926 | Parish's yampah |
| Thinophilus delicatus Van Duzee, 1926 | Parish's yampah |
| Thinophilus depressus Van Duzee, 1926 | Parish's yampah |
| Thinophilus flavicauda | |
| Thinophilus flavicaudatus Robinson, 1964 | Smooth yellow vetch |
| Thinophilus frontalis Van Duzee, 1914 | Bolander's yampah |
| Thinophilus indigenus Becker, 1902 | |
| Thinophilus insulanus Van Duzee, 1926 | Parish's yampah |
| Thinophilus latimanus Van Duzee, 1926 | Parish's yampah |
| Thinophilus magnipalpus Van Duzee, 1926 | Parish's yampah |
| Thinophilus neglectus Wheeler, 1899 | Heartleaf groundcherry |
| Thinophilus nigripilosus (Van Duzee, 1926) | ⇒ Thinophilus viridifacies Van Duzee, 1924 |
| Thinophilus ochrifacies Van Duzee, 1924 | Narrow-seeded yampah |
| Thinophilus olga Aldrich, 1911 | |
| Thinophilus pectinifer Wheeler, 1896 | Cypresshead groundcherry |
| Thinophilus prasinus Johnson, 1921 | Michaux's stitchwort |
| Thinophilus pruinosus Van Duzee, 1930 | Parsley |
| Thinophilus rufibarbis Van Duzee, 1926 | Parish's yampah |
| Thinophilus scopiventris Harmston & K..., 1940 | |
| Thinophilus semipallidus Robinson, 1964 | Smooth yellow vetch |
| Thinophilus spinipes Van Duzee, 1926 | Parish's yampah |
| Thinophilus thalassimus | |
| Thinophilus thallasinus Van Duzee, 1926 | Parish's yampah |
| Thinophilus vespertinus Robinson, 1964 | Smooth yellow vetch |
| Thinophilus vinculatus Harmston & Rapp, 1968 | |
| Thinophilus viridifacies Van Duzee, 1924 | Narrow-seeded yampah |
| Thrypticus abdominalis Say, 1829 | |
| Thrypticus basalis Van Duzee, 1930 | |
| Thrypticus bicolor Macquart, 1827 | |
| Thrypticus comosus Van Duzee, 1915 | Bolander's yampah |
| Thrypticus deficiens Robinson, 1980 | Hairy pod vetch |
| Thrypticus deticiens | |
| Thrypticus dissectus Robinson, 1964 | Smooth yellow vetch |
| Thrypticus fortescuensis Bickel, 1986 | |
| Thrypticus fosteri Robinson, 1980 | Hairy pod vetch |
| Thrypticus fraterculus Wheeler, 1890 | |
| Thrypticus grogani Robinson, 1980 | Hairy pod vetch |
| Thrypticus longicauda Ouchi, 1938 | Howell's yampah |
| Thrypticus magnicornis Zetterstedt, 1843 | |
| Thrypticus minutus Parent, 1929 | |
| Thrypticus muhlenbergiae Johannsen & ..., 1913 | Rosea iceplant |
| Thrypticus nigripes Enderlein, 1914 | Howell's yampah |
| Thrypticus squamiciliatus Wulp, 1879 | |
| Thrypticus tectus Van Duzee, 1915 | Bolander's yampah |
| Thrypticus vietus Van Duzee, 1915 | Bolander's yampah |
| Thrypticus violaceus Van Duzee, 1927 | Parish's yampah |
| Thrypticus willistoni Wheeler, 1890 | |
| Uropachys clavastyla Hardy & Kohn, 1964 | |
| Uropachys crassicercus Hardy & Kohn, 1964 | |
| Uropachys flavicrura Hardy & Kohn, 1964 | |
| Uropachys fusticerca Hardy & Kohn, 1964 | |
| Uropachys palustricola Hardy & Kohn, 1964 | |
| Uropachys pulvereus Hardy & Kohn, 1964 | |
| Viridigona viridis Van Duzee, 1913 | |
| Xanthochlorus helvinus Loew, 1861 | |
| Xiphandrium aldrichi (Van Duzee, 1922) | ⇒ Rhaphium aldrichi Van Duzee, 1922 |
