| Acamptopoeum submetallicum Spinola, 1851 | |
| Ancylandrena atoposoma Cockerell, 1934 | |
| Ancylandrena koebelei Timberlake, 1951 | |
| Ancylandrena larreae Timberlake, 1951 | Creosote Bush Ancylandrena |
| Ancylandrena rozeni Zavortink, 1994 | |
| Ancylandrena timberlakei Zavortink, 1974 | |
| Andinopanurgus bachue Gonzalez & Ruz, 2007 | |
| Andrena (Aciandrena) hillana Warncke, 1968 | |
| Andrena (Aenandrena) bisulcata Morawitz, 1877 | |
| Andrena (Agandrena) agilissima Scopoli, 1770 | Violet-winged mining bee |
| Andrena (Anchandrena) angustella Cockerell, 1936 | |
| Andrena (Andrena) birtwelli Cockerell, 1901 | |
| Andrena (Andrena) buckelli Viereck, 1924 | Centaury |
| Andrena (Andrena) carolina Viereck, 1909 | Carolina Miner Bee |
| Andrena (Andrena) ceanothifloris Linsley, 1938 | |
| Andrena (Andrena) clarkella Kirby, 1802 | Clark'S Mining Bee |
| Andrena (Andrena) cornelli Viereck, 1907 | Azalea Andrena |
| Andrena (Andrena) durangoensis Viereck & Co..., 1914 | |
| Andrena (Andrena) edwardsi Viereck, 1916 | |
| Andrena (Andrena) frigida Smith, 1853 | Frigid Andrena |
| Andrena (Andrena) hemileuca Viereck, 1904 | |
| Andrena (Andrena) laminibucca Viereck & Co..., 1914 | |
| Andrena (Andrena) lanhami LaBerge, 1980 | |
| Andrena (Andrena) macoupinensis Robertson, 1900 | Macoupin County Miner Bee |
| Andrena (Andrena) mandibularis Robertson, 1892 | Creeping clover |
| Andrena (Andrena) milwaukeensis Graenicher, 1903 | Milwaukee Andrena |
| Andrena (Andrena) perarmata Cockerell, 1898 | Well-armed Andrena |
| Andrena (Andrena) praecox Scopoli, 1763 | Small sallow mining bee |
| Andrena (Andrena) prolixa LaBerge, 1980 | |
| Andrena (Andrena) rufosignata Cockerell, 1902 | Brown-Fovea Miner |
| Andrena (Andrena) saccata Viereck, 1904 | |
| Andrena (Andrena) schuhi LaBerge, 1980 | |
| Andrena (Andrena) thaspii Graenicher, 1903 | Parsnip Miner Bee |
| Andrena (Andrena) topazana Cockerell, 1906 | |
| Andrena (Andrena) tridens Robertson, 1902 | Trident Miner Bee |
| Andrena (Andrena) vicinoides Viereck, 1904 | |
| Andrena (Andrena) washingtoni Cockerell, 1901 | |
| Andrena (Aporandrena) coactipostica Viereck, 1917 | Yellow screwstem |
| Andrena (Archiandrena) banksi Malloch, 1917 | Banks Andrena |
| Andrena (Archiandrena) dimorpha Mitchell, 1960 | |
| Andrena (Archiandrena) plebeia LaBerge, 1986 | |
| Andrena (Augandrena) plumiscopa Timberlake, 1951 | |
| Andrena (Belandrena) palpalis Timberlake, 1951 | |
| Andrena (Belandrena) sagittagalea Ribble, 1968 | |
| Andrena (Belandrena) sphaeralceae Linsley, 1939 | Globemallow Andrena |
| Andrena (Biareolina) lagopus Latreille, 1809 | Apache bush |
| Andrena (Brachyandrena) colletiformis Morawitz, 1874 | |
| Andrena (Callandrena) accepta Viereck, 1916 | |
| Andrena (Callandrena) aegyptiaca Friese, 1899 | |
| Andrena (Callandrena) aliciae Robertson, 1891 | |
| Andrena (Callandrena) ardis LaBerge, 1967 | |
| Andrena (Callandrena) asteris Robertson, 1891 | Aster Andrena |
| Andrena (Callandrena) asteroides Mitchell, 1960 | |
| Andrena (Callandrena) auripes LaBerge, 1967 | |
| Andrena (Callandrena) barberi Cockerell, 1898 | |
| Andrena (Callandrena) beameri LaBerge, 1967 | |
| Andrena (Callandrena) biscutellata Viereck, 1917 | Yellow screwstem |
| Andrena (Callandrena) braccata Viereck, 1907 | |
| Andrena (Callandrena) bullata LaBerge, 1967 | |
| Andrena (Callandrena) crawfordi Viereck, 1909 | |
| Andrena (Callandrena) duplicata Mitchell, 1960 | |
| Andrena (Callandrena) fulvipennis Smith, 1853 | Stout tagelus |
| Andrena (Callandrena) haynesi Viereck & Co..., 1914 | Haynes Andrena |
| Andrena (Callandrena) helianthi Robertson, 1891 | Sunflower Andrena |
| Andrena (Callandrena) helianthiformis Viereck & Co..., 1914 | |
| Andrena (Callandrena) isocomae Timberlake, 1951 | |
| Andrena (Callandrena) krigiana Robertson, 1901 | Dwarf-dandelion Andrena |
| Andrena (Callandrena) melliventris Cresson, 1872 | Honey-bellied Andrena |
| Andrena (Callandrena) pecosana Cockerell, 1913 | |
| Andrena (Callandrena) pectidis Cockerell, 1897 | |
| Andrena (Callandrena) perpunctata LaBerge, 1967 | |
| Andrena (Callandrena) rudbeckiae Robertson, 1891 | Rudbeckia Andrena |
| Andrena (Callandrena) simplex Smith, 1853 | Simple Miner Bee |
| Andrena (Callandrena) sitiliae Viereck, 1909 | |
| Andrena (Callandrena) texana Cresson, 1872 | |
| Andrena (Callandrena) trimaculata LaBerge, 1967 | |
| Andrena (Callandrena) utahensis LaBerge, 1967 | |
| Andrena (Campylogaster) caroli (Perez, 1895) | ⇒ Melitta cameroni Cockerell, 1910 |
| Andrena (Campylogaster) erberi Morawitz, 1871 | |
| Andrena (Campylogaster) lateralis Morawitz, 1876 | |
| Andrena (Carandrena) bellidoides LaBerge, 1968 | |
| Andrena (Carandrena) decaocta Warncke, 1967 | |
| Andrena (Carandrena) euzona Perez, 1895 | Chrysanthemum gall midge |
| Andrena (Carandrena) falcinella Warncke, 1969 | |
| Andrena (Charitandrena) hattorfiana Fabricius, 1775 | Large scabious mining bee |
| Andrena (Cnemidandrena) aurihirta Donovan, 1977 | |
| Andrena (Cnemidandrena) canadensis Dalla Torre, 1896 | Canada Andrena |
| Andrena canadensis oslarella (Viereck & Co..., 1914) | ⇒ Andrena canadensis Dalla Torre, 1896 |
| Andrena (Cnemidandrena) chromotricha Cockerell, 1899 | Pigmented Miner Bee |
| Andrena (Cnemidandrena) colletina Cockerell, 1906 | |
| Andrena (Cnemidandrena) columbiana Viereck, 1917 | Yellow screwstem |
| Andrena (Cnemidandrena) denticulata Kirby, 1802 | Grey-banded mining bee |
| Andrena (Cnemidandrena) fuscipes Kirby, 1802 | Heather mining bee |
| Andrena (Cnemidandrena) hirticincta Provancher, 1888 | Freckled milkvetch |
| Andrena (Cnemidandrena) luteihirta Donovan, 1977 | |
| Andrena (Cnemidandrena) mentzeliae Cockerell, 1897 | Blazing-star Andrena |
| Andrena (Cnemidandrena) nubecula Smith, 1853 | Cloudy-Winged Mining Bee |
| Andrena (Cnemidandrena) peckhami Cockerell, 1902 | |
| Andrena (Cnemidandrena) ramaleyi Cockerell, 1931 | |
| Andrena (Cnemidandrena) robervalensis (Mitchell, 1960) | ⇒ Andrena runcinatae Cockerell, 1906 |
| Andrena (Cnemidandrena) runcinatae Cockerell, 1906 | |
| Andrena (Cnemidandrena) scutellinitens Viereck, 1916 | Yellow screwstem |
| Andrena (Cnemidandrena) surda Cockerell, 1910 | |
| Andrena (Conandrena) bradleyi Viereck, 1907 | Bradley'S Mining Bee |
| Andrena (Conandrena) cheyennorum Viereck & Co..., 1914 | Soldier |
| Andrena (Cremandrena) anisochlora Cockerell, 1936 | |
| Andrena (Dactylandrena) berberidis Cockerell, 1905 | |
| Andrena (Dactylandrena) caliginosa Viereck, 1916 | Yellow screwstem |
| Andrena (Dactylandrena) porterae Cockerell, 1900 | |
| Andrena (Dactylandrena) submaura Linsley, 1938 | |
| Andrena (Dasyandrena) cristata Viereck, 1917 | Yellow screwstem |
| Andrena (Dasyandrena) latifrons LaBerge, 1977 | |
| Andrena (Dasyandrena) obscuripostica Viereck, 1916 | Yellow screwstem |
| Andrena (Derandrena) timberlakei Cockerell, 1929 | |
| Andrena (Derandrena) vandykei Cockerell, 1936 | |
| Andrena (Derandrena) viridissima Ribble, 1968 | |
| Andrena (Derandrena) ziziaeformis Cockerell, 1908 | |
| Andrena (Diandrena) ablegata Cockerell, 1922 | |
| Andrena (Diandrena) agoseridis Thorp, 1969 | |
| Andrena (Diandrena) apasta Linsley & Ma..., 1961 | |
| Andrena (Diandrena) chalybaea Cresson, 1878 | |
| Andrena (Diandrena) chalybioides Viereck, 1904 | |
| Andrena (Diandrena) chlorosoma Linsley & Ma..., 1961 | |
| Andrena (Diandrena) cuneilabris Viereck, 1926 | |
| Andrena (Diandrena) cyanosoma Cockerell, 1916 | |
| Andrena (Diandrena) evoluta Linsley & Ma..., 1961 | |
| Andrena (Diandrena) foxii Cockerell, 1898 | |
| Andrena (Diandrena) macswaini Linsley, 1960 | |
| Andrena (Diandrena) malacothricidis Thorp, 1969 | Desert-dandelion Andrena |
| Andrena (Diandrena) nothocalaidis Cockerell, 1905 | |
| Andrena (Diandrena) olivacea Viereck, 1916 | Olivaceous Andrena |
| Andrena (Diandrena) parachalybea Viereck, 1917 | Yellow screwstem |
| Andrena (Diandrena) puthua Cockerell, 1910 | |
| Andrena (Diandrena) subapasta Thorp, 1969 | |
| Andrena (Diandrena) subchalybea (Viereck, 1916) | ⇒ Andrena chlorosoma Linsley & Ma..., 1961 |
| Andrena (Diandrena) submoesta Viereck, 1916 | Yellow screwstem |
| Andrena (Didonia) solenopalpa Benoist, 1945 | |
| Andrena (Distandrena) orana Warncke, 1975 | |
| Andrena (Erandrena) principalis LaBerge, 1986 | |
| Andrena (Euandrena) algida Smith, 1853 | Icy Miner Bee |
| Andrena (Euandrena) astragali Viereck & Co..., 1914 | |
| Andrena (Euandrena) auricoma Smith, 1879 | Bunchberry dogwood |
| Andrena (Euandrena) bicolor (Fabricius, 1775) | ⇒ Andrena nigrae Robertson, 1905 |
| Andrena (Euandrena) caerulea Smith, 1879 | Bunchberry dogwood |
| Andrena (Euandrena) chlorura Cockerell, 1916 | |
| Andrena (Euandrena) dissimulans Timberlake, 1951 | |
| Andrena (Euandrena) geranii Robertson, 1891 | Geranium Andrena |
| Andrena (Euandrena) hamulata LaBerge & Ri..., 1975 | |
| Andrena (Euandrena) lawrencei Viereck & Co..., 1914 | |
| Andrena (Euandrena) nigrihirta Ashmead, 1890 | Black-Haired Miner Bee |
| Andrena (Euandrena) nigrocaerulea Cockerell, 1897 | Blue-and-black Andrena |
| Andrena (Euandrena) phaceliae Mitchell, 1960 | |
| Andrena (Euandrena) polemonii Robertson, 1891 | |
| Andrena (Euandrena) ribblei LaBerge, 1977 | |
| Andrena (Euandrena) ruficrus Nylander, 1848 | Blue Ridge Mountain amphipod |
| Andrena (Euandrena) segregans Cockerell, 1900 | |
| Andrena (Euandrena) suavis Timberlake, 1938 | |
| Andrena (Euandrena) subdepressa Timberlake, 1951 | |
| Andrena (Euandrena) symphyti Schmiedeknecht, 1883 | |
| Andrena (Geissandrena) trevoris Cockerell, 1897 | |
| Andrena (Gonandrena) avulsa LaBerge & Ri..., 1972 | |
| Andrena (Gonandrena) fragilis Smith, 1853 | Fragile Dogwood Andrena |
| Andrena (Gonandrena) integra Smith, 1853 | Short-haired Dogwood Andrena |
| Andrena (Gonandrena) persimulata Viereck, 1917 | Protuberance Miner Bee |
| Andrena (Gonandrena) platyparia Robertson, 1895 | Plated Miner Bee |
| Andrena (Graecandrena) impunctata Perez, 1895 | Chrysanthemum gall midge |
| Andrena (Gymnandrena) carolinensis Mitchell, 1960 | |
| Andrena (Hesperandrena) lativentris Timberlake, 1951 | |
| Andrena (Hesperandrena) pulverea Viereck, 1916 | Yellow screwstem |
| Andrena (Holandrena) cressonii Robertson, 1891 | Cresson'S Mining Bee |
| Andrena cressonii cressonii Robertson, 1891 | |
| Andrena cressonii infasciata Lanham, 1949 | |
| Andrena cressonii kansensis (Cockerell, 1899) | ⇒ Andrena cressonii Robertson, 1891 |
| Andrena (Holandrena) labialis Kirby, 1802 | Large meadow mining bee |
| Andrena (Holandrena) labiatula Osytshnjuk, 1993 | |
| Andrena (Holandrena) variabilis Smith, 1853 | Stout tagelus |
| Andrena (Hoplandrena) carantonica Perez, 1902 | Chocolate mining bee |
| Andrena (Hoplandrena) trimmerana Kirby, 1802 | Trimmer's mining bee |
| Andrena (Iomelissa) violae Robertson, 1891 | Violet Miner |
| Andrena (Larandrena) miserabilis Cresson, 1872 | Mining bee |
| Andrena (Lepidandrena) curvungula Thomson, 1870 | Longbeak stork's bill |
| Andrena (Leucandrena) barbilabris Kirby, 1802 | Long-lipped Andrena |
| Andrena (Leucandrena) erythronii Robertson, 1891 | Trout-lily Andrena |
| Andrena (Leucandrena) flexa Malloch, 1917 | |
| Andrena (Leucandrena) macra Mitchell, 1951 | |
| Andrena (Leucandrena) monilicornis Cockerell, 1896 | |
| Andrena (Leucandrena) patagiata LaBerge, 1987 | |
| Andrena (Melanapis) fuscosa Erichson, 1835 | |
| Andrena (Melandrena) barbara Bouseman & L..., 1979 | Barbara´s Andrena |
| Andrena (Melandrena) brevicornis Bouseman & L..., 1979 | |
| Andrena (Melandrena) carlini Cockerell, 1901 | Carlin'S Mining Bee |
| Andrena (Melandrena) cerasifolii Cockerell, 1896 | |
| Andrena (Melandrena) commoda Smith, 1879 | Advantaged Miner Bee |
| Andrena (Melandrena) confederata Viereck, 1917 | Yellow screwstem |
| Andrena (Melandrena) crinita Bouseman & L..., 1979 | |
| Andrena (Melandrena) dunningi Cockerell, 1898 | Dunning'S Miner |
| Andrena (Melandrena) hilaris Smith, 1853 | Stout tagelus |
| Andrena (Melandrena) illini Bouseman & L..., 1979 | |
| Andrena (Melandrena) impolita LaBerge, 1987 | Unpolished Andrena |
| Andrena (Melandrena) lupinorum Cockerell, 1906 | |
| Andrena (Melandrena) nigripes Provancher, 1895 | Big-headed Andrena |
| Andrena (Melandrena) nivalis Smith, 1853 | Snowy Andrena |
| Andrena (Melandrena) obscuripennis Smith, 1853 | Dusky-winged Andrena |
| Andrena (Melandrena) perimelas Cockerell, 1905 | |
| Andrena (Melandrena) pertristis Cockerell, 1905 | |
| Andrena pertristis carliniformis Viereck & Co..., 1914 | |
| Andrena pertristis pertristis Cockerell, 1905 | |
| Andrena (Melandrena) platyrhina Cockerell, 1930 | |
| Andrena (Melandrena) pruni Robertson, 1891 | Cherry Mining Bee |
| Andrena (Melandrena) regularis Malloch, 1917 | Regular Andrena |
| Andrena (Melandrena) sayi Robertson, 1891 | |
| Andrena (Melandrena) sola Viereck, 1916 | Lonely Andrena |
| Andrena (Melandrena) stigmatica Morawitz, 1895 | |
| Andrena (Melandrena) transnigra Viereck, 1904 | Black-banded Andrena |
| Andrena (Melandrena) vicina Smith, 1853 | Neighborly Andrena |
| Andrena (Micrandrena) candidiformis Viereck & Co..., 1914 | |
| Andrena (Micrandrena) chlorogaster Viereck, 1904 | |
| Andrena (Micrandrena) illinoiensis Robertson, 1891 | |
| Andrena (Micrandrena) labergei Ribble, 1968 | |
| Andrena (Micrandrena) melanochroa Cockerell, 1898 | Rose Miner Bee |
| Andrena (Micrandrena) microchlora Cockerell, 1922 | |
| Andrena (Micrandrena) minutula Kirby, 1802 | Andrena minitula |
| Andrena (Micrandrena) neonana Viereck, 1917 | Yellow screwstem |
| Andrena (Micrandrena) nigrae Robertson, 1905 | Black Miner Bee |
| Andrena (Micrandrena) personata Robertson, 1897 | |
| Andrena (Micrandrena) piperi Viereck, 1904 | |
| Andrena (Micrandrena) primulifrons Casad, 1896 | |
| Andrena (Micrandrena) salictaria Robertson, 1905 | Small Willow Miner Bee |
| Andrena (Micrandrena) semilaevis Perez, 1903 | Shiny-margined Mini-miner |
| Andrena (Micrandrena) semirugosa Cockerell, 1924 | |
| Andrena (Micrandrena) signata Warncke, 1974 | |
| Andrena (Micrandrena) simontornyella Noskiewicz, 1939 | |
| Andrena (Micrandrena) spreta (Perez, 1895) | ⇒ Andrena niveata Friese, 1887 |
| Andrena (Micrandrena) subopaca Nylander, 1848 | Blue Ridge Mountain amphipod |
| Andrena (Micrandrena) ziziae Robertson, 1891 | Golden-Alexanders Andrena |
| Andrena (Nemandrena) crudeni LaBerge, 1971 | |
| Andrena (Nemandrena) subnigripes Viereck, 1916 | Yellow screwstem |
| Andrena (Nemandrena) torulosa LaBerge, 1971 | |
| Andrena (Nobandrena) compta Lepeletier, 1841 | |
| Andrena (Notandrena) chrysosceles Kirby, 1802 | Flecked Hawthorn Mining-Bee |
| Andrena (Notandrena) nitidiuscula Schenck, 1853 | Carrot mining bee |
| Andrena (Notandrena) nothoscordi Robertson, 1897 | |
| Andrena (Notandrena) pallitarsis Perez, 1903 | |
| Andrena (Notandrena) triquestra LaBerge, 1986 | |
| Andrena (Oligandrena) angelesia Timberlake, 1951 | |
| Andrena (Oligandrena) macrocephala (Cockerell, 1916) | ⇒ Andrena nigripes Provancher, 1895 |
| Andrena (Oligandrena) nigroclypeata Linsley, 1939 | |
| Andrena (Onagrandrena) anograe Cockerell, 1901 | |
| Andrena anograe knowltoni (Linsley & Ma..., 1961) | ⇒ Andrena anograe Cockerell, 1901 |
| Andrena (Onagrandrena) apacheorum Cockerell, 1897 | |
| Andrena (Onagrandrena) blaisdelli Cockerell, 1924 | |
| Andrena (Onagrandrena) boronensis Linsley & Ma..., 1962 | |
| Andrena (Onagrandrena) chylismiae Linsley & Ma..., 1961 | |
| Andrena (Onagrandrena) furva Linsley & Ma..., 1961 | |
| Andrena (Onagrandrena) linsleyana Thorp, 1987 | |
| Andrena (Onagrandrena) oenotherae Timberlake, 1937 | |
| Andrena (Onagrandrena) omninigra Viereck, 1917 | Yellow screwstem |
| Andrena omninigra clarkiae (Linsley & Ma..., 1961) | ⇒ Andrena omninigra Viereck, 1917 |
| Andrena omninigra omninigra (Viereck, 1917) | ⇒ Andrena omninigra Viereck, 1917 |
| Andrena (Onagrandrena) rozeni Linsley & Ma..., 1955 | Black marlin |
| Andrena (Parandrena) andrenoides Cresson, 1878 | |
| Andrena (Parandrena) arenicola LaBerge & Ri..., 1972 | |
| Andrena (Parandrena) bucculenta LaBerge & Ri..., 1972 | |
| Andrena (Parandrena) concinnula Cockerell, 1898 | |
| Andrena (Parandrena) nevadensis Cresson, 1879 | |
| Andrena (Parandrena) nida Mitchell, 1960 | |
| Andrena (Parandrena) papagorum Viereck & Co..., 1914 | |
| Andrena (Parandrena) wellesleyana Robertson, 1897 | |
| Andrena (Pelicandrena) atypica Cockerell, 1941 | |
| Andrena (Plastandrena) apiformis Kreichbaumer, 1873 | |
| Andrena (Plastandrena) argemonis Cockerell, 1896 | Prickly-poppy Andrena |
| Andrena (Plastandrena) bimaculata Kirby, 1802 | Large gorse mining bee |
| Andrena (Plastandrena) crataegi Robertson, 1893 | Hawthorn Andrena |
| Andrena (Plastandrena) fracta Casad & Cock..., 1896 | |
| Andrena (Plastandrena) mellea Cresson, 1868 | |
| Andrena (Plastandrena) pilipes Fabricius, 1781 | Black mining bee |
| Andrena (Plastandrena) prunorum Cockerell, 1896 | |
| Andrena prunorum prunorum Cockerell, 1896 | |
| Andrena (Poecilandrena) semirubra Morawitz, 1876 | |
| Andrena (Poliandrena) blanda Perez, 1895 | Chrysanthemum gall midge |
| Andrena (Pterandrena) placata Mitchell, 1960 | Peaceful Miner Bee |
| Andrena (Ptilandrena) angustior Kirby, 1802 | Groove-faced mining bee |
| Andrena (Ptilandrena) distans Provancher, 1888 | Cranesbill Miner |
| Andrena (Ptilandrena) erigeniae Robertson, 1891 | Spring Beauty Andrena |
| Andrena (Ptilandrena) vetula Lepeletier, 1841 | |
| Andrena (Rhacandrena) brevipalpis Cockerell, 1930 | Short-Tongued Miner Bee |
| Andrena (Rhacandrena) coruscata LaBerge, 1977 | |
| Andrena (Rhacandrena) cragini Cockerell, 1899 | |
| Andrena (Rhacandrena) robertsonii Dalla Torre, 1896 | Robertson'S Miner Bee |
| Andrena (Rhaphandrena) dapsilis LaBerge, 1971 | |
| Andrena (Rhaphandrena) prima Casad, 1896 | |
| Andrena (Rufandrena) rufiventris Lepeletier, 1841 | |
| Andrena (Scaphandrena) arabis Robertson, 1897 | Mustard Miner Bee |
| Andrena (Scaphandrena) bruneri Viereck & Co..., 1914 | |
| Andrena (Scaphandrena) capricornis Casad & Cock..., 1896 | |
| Andrena (Scaphandrena) chapmanae Viereck, 1904 | |
| Andrena (Scaphandrena) cruciferarum Ribble, 1974 | |
| Andrena (Scaphandrena) hicksi Cockerell, 1925 | |
| Andrena (Scaphandrena) merriami Cockerell, 1901 | |
| Andrena (Scaphandrena) nigerrima Casad, 1896 | |
| Andrena (Scaphandrena) plana Viereck, 1904 | |
| Andrena (Scaphandrena) scurra Viereck, 1904 | |
| Andrena (Scaphandrena) shoshoni Ribble, 1974 | |
| Andrena (Scaphandrena) sladeni Viereck, 1924 | Centaury |
| Andrena (Scaphandrena) walleyi Cockerell, 1932 | |
| Andrena (Scapteropsis) atlantica Mitchell, 1960 | |
| Andrena (Scoliandrena) cryptanthae Timberlake, 1951 | |
| Andrena (Scoliandrena) osmioides Cockerell, 1916 | |
| Andrena (Scrapteropsis) alleghaniensis Viereck, 1907 | Alleghany Andrena |
| Andrena (Scrapteropsis) angusticrus LaBerge, 1971 | |
| Andrena (Scrapteropsis) buccata LaBerge, 1971 | |
| Andrena (Scrapteropsis) daeckei Viereck, 1907 | |
| Andrena (Scrapteropsis) fenningeri Viereck, 1922 | |
| Andrena (Scrapteropsis) ilicis Mitchell, 1960 | |
| Andrena (Scrapteropsis) imitatrix Cresson, 1872 | Imitator Miner Bee |
| Andrena (Scrapteropsis) kalmiae Atwood, 1934 | Kalmia Miner Bee |
| Andrena (Scrapteropsis) morrisonella Viereck, 1917 | Yellow screwstem |
| Andrena (Scrapteropsis) nigra Provancher, 1895 | |
| Andrena (Scrapteropsis) rubi Mitchell, 1960 | |
| Andrena (Scrapteropsis) stipator LaBerge, 1971 | |
| Andrena (Scrapteropsis) unicostata LaBerge, 1971 | |
| Andrena (Simandrena) angustitarsata Viereck, 1904 | |
| Andrena (Simandrena) hypoleuca Cockerell, 1939 | |
| Andrena (Simandrena) nasonii Robertson, 1895 | Nason'S Mining Bee |
| Andrena (Simandrena) orthocarpi Cockerell, 1936 | |
| Andrena (Simandrena) pallidifovea Viereck, 1904 | Pale-fovea Andrena |
| Andrena (Simandrena) pensilis Timberlake, 1938 | |
| Andrena (Simandrena) subtrita Cockerell, 1910 | |
| Andrena (Simandrena) wheeleri Graenicher, 1904 | Wheeler'S Miner Bee |
| Andrena (Suandrena) aegypticola Friese, 1922 | Malheur Cave amphipod |
| Andrena (Taeniandrena) aberrans Eversmann, 1852 | |
| Andrena (Taeniandrena) callopyrrha Cockerell, 1929 | |
| Andrena (Taeniandrena) intermedia Thomson, 1870 | Longbeak stork's bill |
| Andrena (Taeniandrena) morinella Warncke, 1975 | |
| Andrena (Taeniandrena) ovatula Kirby, 1802 | Small gorse mining bee |
| Andrena (Taeniandrena) similis Smith, 1849 | Red-backed mining bee |
| Andrena (Taeniandrena) wilkella Kirby, 1802 | Andrenine Bee |
| Andrena (Tarsandrena) tarsata (Nylander, 1848) | ⇒ Andrena tarsata Nylander, 1848 |
| Andrena (Thysandrena) bisalicis Viereck, 1908 | Eastern Willow Miner Bee |
| Andrena (Thysandrena) candida Smith, 1879 | Bunchberry dogwood |
| Andrena (Thysandrena) knuthiana Cockerell, 1901 | |
| Andrena (Thysandrena) livida LaBerge, 1977 | |
| Andrena (Thysandrena) medionitens Cockerell, 1902 | |
| Andrena (Thysandrena) quadrilimbata LaBerge, 1977 | |
| Andrena (Thysandrena) trizonata Ashmead, 1890 | |
| Andrena (Thysandrena) vierecki Cockerell, 1904 | |
| Andrena (Thysandrena) w-scripta Viereck, 1904 | W-Marked Miner Bee |
| Andrena (Trachandrena) amphibola Viereck, 1904 | |
| Andrena (Trachandrena) ceanothi Viereck, 1917 | Ceanothus Miner Bee |
| Andrena (Trachandrena) cleodora Viereck, 1904 | |
| Andrena cleodora cleodora Viereck, 1904 | |
| Andrena cleodora melanodora Cockerell, 1932 | |
| Andrena (Trachandrena) cyanophila Cockerell, 1906 | |
| Andrena (Trachandrena) forbesii Robertson, 1891 | Forbes' Mining Bee |
| Andrena (Trachandrena) fuscicauda Viereck, 1904 | Dark-tailed Andrena |
| Andrena (Trachandrena) haemorrhoa Fabricius, 1781 | Early Mining Bee |
| Andrena (Trachandrena) heraclei Robertson, 1897 | |
| Andrena (Trachandrena) hippotes Robertson, 1895 | Hippotes'S Miner Bee |
| Andrena (Trachandrena) mariae Robertson, 1891 | |
| Andrena (Trachandrena) miranda Smith, 1879 | Bunchberry dogwood |
| Andrena (Trachandrena) nuda Robertson, 1891 | Nude Andrena |
| Andrena (Trachandrena) quintiliformis Viereck, 1916 | Yellow screwstem |
| Andrena (Trachandrena) quintilis Robertson, 1898 | |
| Andrena (Trachandrena) rehni Viereck, 1907 | |
| Andrena (Trachandrena) rugosa Robertson, 1891 | Rugose Andrena |
| Andrena (Trachandrena) salicifloris Cockerell, 1897 | Willow mining bee |
| Andrena (Trachandrena) semipunctata Cockerell, 1902 | |
| Andrena (Trachandrena) sigmundi Cockerell, 1902 | Sigmund'S Mining Bee |
| Andrena (Trachandrena) spiraeana Robertson, 1895 | Goatsbeard Miner Bee |
| Andrena (Trachandrena) striatifrons Cockerell, 1897 | |
| Andrena (Trachandrena) virginiana Mitchell, 1960 | Virginia Andrena |
| Andrena (Troandrena) chalcogastra Brullé, 1839 | |
| Andrena (Truncandrena) mucronata Morawitz, 1871 | |
| Andrena (Truncandrena) salicina Morawitz, 1877 | |
| Andrena (Tylandrena) coracina LaBerge & Bo..., 1970 | |
| Andrena (Tylandrena) erythrogaster Ashmead, 1890 | Red-tailed Andrena |
| Andrena (Tylandrena) hallii Dunning, 1898 | |
| Andrena (Tylandrena) jessicae Cockerell, 1896 | Jessica´s Andrena |
| Andrena (Tylandrena) layiae Timberlake, 1951 | |
| Andrena (Tylandrena) mesillae Cockerell, 1896 | |
| Andrena (Tylandrena) perplexa Smith, 1853 | Perplexed Miner Bee |
| Andrena (Tylandrena) pulverulenta Viereck, 1904 | |
| Andrena (Tylandrena) subaustralis Cockerell, 1898 | |
| Andrena (Tylandrena) subtilis Smith, 1879 | Bunchberry dogwood |
| Andrena (Tylandrena) wilmattae Cockerell, 1906 | |
| Andrena (Ulandrena) tecta Radoszkowski, 1876 | |
| Andrena (Zonandrena) flavipes Panzer, 1799 | Mining bee |
| Andrena (Zonandrena) vachali Perez, 1895 | Chrysanthemum gall midge |
| Andrena aculeata LaBerge, 1980 | |
| Andrena afimbriata LaBerge, 1967 | |
| Andrena alamonis Viereck, 1917 | Yellow screwstem |
| Andrena albiculta Viereck, 1917 | Yellow screwstem |
| Andrena albuginosa Viereck, 1904 | |
| Andrena aliciarum Cockerell, 1897 | |
| Andrena anatolis Linsley & Ma..., 1961 | |
| Andrena angustifovea Viereck, 1904 | |
| Andrena annectens Ribble, 1968 | |
| Andrena antonitonis Viereck & Co..., 1914 | |
| Andrena aquila LaBerge, 1971 | |
| Andrena arctostaphylae Ribble, 1968 | |
| Andrena argentiscopa Viereck, 1917 | Yellow screwstem |
| Andrena baeriae Timberlake, 1941 | |
| Andrena balsamorhizae LaBerge, 1967 | |
| Andrena bendensis Donovan, 1977 | |
| Andrena berkeleyi Viereck & Co..., 1914 | |
| Andrena bernardina Linsley, 1938 | |
| Andrena biareola LaBerge, 1971 | |
| Andrena blennospermatis Thorp, 1969 | |
| Andrena bocensis Donovan, 1977 | |
| Andrena brooksi Larkin, 2004 | |
| Andrena brunneifovea | |
| Andrena burkelli Bingham, 1908 | |
| Andrena californiensis Ribble, 1968 | |
| Andrena calvata LaBerge, 1967 | |
| Andrena campestris Eversmann, 1852 | |
| Andrena carinifrons Morawitz, 1876 | |
| Andrena cercocarpi Cockerell, 1936 | |
| Andrena cerebrata Mitchell, 1960 | |
| Andrena chaparralensis Neff & Larkin, 2002 | |
| Andrena chippewaensis Mitchell, 1960 | White-dotted Cattleheart |
| Andrena citrinihirta Viereck, 1917 | Yellow screwstem |
| Andrena claremonti Viereck, 1926 | |
| Andrena clavula ♰ T. D. A. Coc..., 1906 | |
| Andrena coconina LaBerge, 1980 | |
| Andrena compositarum Thorp & LaBerge, 2005 | |
| Andrena compositorum | |
| Andrena congrua LaBerge, 1977 | |
| Andrena convallaria convallaria (Linsley & Ma..., 1963) | ⇒ Andrena oenotherae Timberlake, 1937 |
| Andrena convallaria subhyalina (Linsley & Ma..., 1963) | ⇒ Andrena oenotherae Timberlake, 1937 |
| Andrena costillensis Viereck & Co..., 1914 | |
| Andrena cupreotincta Cockerell, 1901 | |
| Andrena cymatilis LaBerge, 1987 | |
| Andrena davidsoni Viereck & Co..., 1914 | |
| Andrena davisi (Viereck, 1907) | ⇒ Andrena violae Robertson, 1891 |
| Andrena declinis LaBerge, 1977 | |
| Andrena decolorata LaBerge & Thorp, 2005 | |
| Andrena deserticola Timberlake, 1937 | |
| Andrena dissona Thorp & LaBerge, 2005 | |
| Andrena dolomellea Lanham, 1949 | |
| Andrena dolosa Morawitz, 1894 | |
| Andrena dreisbachorum LaBerge, 1967 | |
| Andrena duboisi Timberlake, 1951 | |
| Andrena ellisiae Cockerell, 1914 | |
| Andrena elongatula Viereck, 1917 | Yellow screwstem |
| Andrena enocki Cockerell, 1898 | |
| Andrena eothina Linsley & Ma..., 1961 | |
| Andrena eremnophila Thorp & LaBerge, 2005 | |
| Andrena eremophila Thorp & LaBerge, 2005 | |
| Andrena escondida Cockerell, 1938 | |
| Andrena everna Warncke, 1974 | |
| Andrena faceta LaBerge, 1987 | |
| Andrena ferrugineipes LaBerge, 1977 | |
| Andrena flaminea LaBerge, 1971 | |
| Andrena flandersi Timberlake, 1937 | |
| Andrena flocculosa LaBerge & Ri..., 1972 | |
| Andrena fulgida LaBerge, 1980 | |
| Andrena fuscipennis (LaBerge & Bo..., 1970) | ⇒ Andrena scotoptera Cockerell, 1934 |
| Andrena gardineri Cockerell, 1906 | |
| Andrena gibberis Viereck, 1924 | Centaury |
| Andrena gnaphalii Cockerell, 1938 | |
| Andrena gordoni Ribble, 1974 | |
| Andrena grandipes ♰ T. D. A. Coc..., 1911 | |
| Andrena grindeliae Donovan, 1977 | |
| Andrena hastulata LaBerge, 1986 | |
| Andrena hermosa Ribble, 1968 | |
| Andrena heteropoda Cockerell, 1922 | |
| Andrena hurdi Lanham, 1949 | |
| Andrena hypolitha ♰ T. D. A. Coc..., 1908 | |
| Andrena illustris LaBerge, 1977 | |
| Andrena inclinata Viereck, 1916 | Yellow screwstem |
| Andrena irrasus LaBerge, 1967 | |
| Andrena ishii Ribble, 1968 | |
| Andrena jeholensis Yasumatsu, 1935 | |
| Andrena jennei Viereck, 1917 | Yellow screwstem |
| Andrena kaibabensis Ribble, 1974 | |
| Andrena kansuensis Alfken, 1936 | |
| Andrena kristina Lanham, 1983 | |
| Andrena lamelliterga Ribble, 1968 | |
| Andrena larnacensis (Mavromoustakis, 1954) | ⇒ Andrena aegypticola Friese, 1922 |
| Andrena latinensis Donovan, 1977 | |
| Andrena lauracea Robertson, 1897 | |
| Andrena lauta LaBerge, 1977 | |
| Andrena lehmanni Schönitzer, 1997 | |
| Andrena lepidii Ribble, 1968 | |
| Andrena leucomystax Thorp & LaBerge, 2005 | |
| Andrena levipes LaBerge, 1967 | |
| Andrena lewisorum Thorp, 1969 | |
| Andrena limatula LaBerge, 1967 | |
| Andrena limnanthis (Timberlake, 1951) | ⇒ Andrena pulverea Viereck, 1916 |
| Andrena linsleyi Timberlake, 1937 | |
| Andrena lomatii Ribble, 1974 | |
| Andrena longifovea LaBerge, 1977 | |
| Andrena mackieae Cockerell, 1937 | |
| Andrena manifesta Fox, 1894 | |
| Andrena mariposorum Viereck, 1917 | Yellow screwstem |
| Andrena mendica Mitchell, 1960 | |
| Andrena mesoleuca Cockerell, 1924 | |
| Andrena micheneri Ribble, 1968 | |
| Andrena micheneriana LaBerge, 1978 | |
| Andrena micheneriella Gusenleitner..., 2000 | |
| Andrena miniata LaBerge, 1986 | |
| Andrena misella Timberlake, 1951 | |
| Andrena mohavensis Ribble, 1974 | |
| Andrena mojavensis Linsley & Ma..., 1955 | Black marlin |
| Andrena monoensis LaBerge, 1980 | |
| Andrena monogonoparia Viereck, 1917 | Yellow screwstem |
| Andrena monticola LaBerge, 1967 | |
| Andrena montrosensis Viereck & Co..., 1914 | |
| Andrena moquiorum Viereck & Co..., 1914 | |
| Andrena mosquiorum | |
| Andrena murietae Ribble, 1968 | |
| Andrena nemophilae Ribble, 1968 | |
| Andrena neomexicana LaBerge, 1967 | |
| Andrena nigricula LaBerge & Bo..., 1977 | |
| Andrena ofella LaBerge, 1967 | |
| Andrena oniscicolor Viereck, 1904 | |
| Andrena oraria actitis (Linsley & Ma..., 1963) | ⇒ Andrena oenotherae Timberlake, 1937 |
| Andrena oraria oraria (Linsley & Ma..., 1963) | ⇒ Andrena oenotherae Timberlake, 1937 |
| Andrena padoucorum Viereck & Co..., 1914 | |
| Andrena pallidiscopa Viereck, 1904 | |
| Andrena parnassiae Cockerell, 1902 | Parnassia Miner |
| Andrena pectilis LaBerge, 1986 | |
| Andrena penemisella LaBerge & Ri..., 1975 | |
| Andrena penutiani Ribble, 1968 | |
| Andrena perchalybea | |
| Andrena percontusa ♰ T. D. A. Coc..., 1915 | |
| Andrena perezana Viereck & Co..., 1914 | |
| Andrena phenax Cockerell, 1898 | |
| Andrena prunifloris Cockerell, 1898 | |
| Andrena quercina Cockerell, 1939 | |
| Andrena raveni Linsley & Ma..., 1961 | |
| Andrena reflexa Cresson, 1872 | |
| Andrena robinsoni Lanham, 1987 | |
| Andrena rubrotincta Linsley, 1938 | |
| Andrena sakagamii Tadauchi, Hi..., 1987 | |
| Andrena sancta Viereck, 1916 | Yellow screwstem |
| Andrena santaclarae Ribble, 1974 | |
| Andrena scotoptera Cockerell, 1934 | |
| Andrena semifulva Viereck, 1916 | Yellow screwstem |
| Andrena senticulosa LaBerge, 1967 | |
| Andrena sepulta ♰ T. D. A. Coc..., 1906 | |
| Andrena siccata LaBerge, 1986 | |
| Andrena sieverti Cockerell, 1906 | |
| Andrena simulata (Smith, 1879) | ⇒ Andrena canadensis Dalla Torre, 1896 |
| Andrena sodalis (Smith, 1879) | ⇒ Colletes sodalis Cameron, 1897 |
| Andrena sonorensis LaBerge, 1967 | |
| Andrena specularia Donovan, 1977 | |
| Andrena sperryi Cockerell, 1937 | |
| Andrena stagei Linsley & Ma..., 1962 | |
| Andrena stenofovea Scheuchl & P..., 2018 | |
| Andrena stictigastra Viereck, 1917 | Yellow screwstem |
| Andrena striata Wu, 1977 | |
| Andrena sublayiae LaBerge & Bo..., 1970 | |
| Andrena subrubicunda LaBerge, 1986 | |
| Andrena sulcata Donovan, 1977 | |
| Andrena taeniata Viereck, 1916 | Yellow screwstem |
| Andrena tegularis LaBerge, 1967 | |
| Andrena tildeni Ribble, 1974 | |
| Andrena tonkaworum Viereck, 1917 | Yellow screwstem |
| Andrena trapezoidea Viereck, 1917 | Yellow screwstem |
| Andrena trapezoidina Viereck & Co..., 1914 | |
| Andrena trivialis Viereck, 1917 | Yellow screwstem |
| Andrena truncata Pérez, 1903 | |
| Andrena uvulariae Mitchell, 1960 | |
| Andrena vanduzeei Linsley, 1938 | |
| Andrena venata LaBerge & Ri..., 1975 | |
| Andrena verbesinae Viereck & Co..., 1914 | |
| Andrena verecunda Cresson, 1872 | |
| Andrena vespertina Linsley & Ma..., 1961 | |
| Andrena vulpicolor Cockerell, 1897 | |
| Andrena waldmerei LaBerge & Bo..., 1970 | |
| Andrena winnemuccana LaBerge, 1973 | |
| Andrena xanthigera Cockerell, 1900 | |
| Andrena yumorum (Viereck, 1961) | ⇒ Andrena cerasifolii Cockerell, 1896 |
| Andrena zionensis LaBerge, 1973 | |
| Andrenopteryx willardi ♰ T. D. A. Coc..., 1909 | |
| Anthemurgus passiflorae (Robertson, 1902) | ⇒ Pseudopanurgus passiflorae Robertson, 1902 |
| Calliopsis (Calliopsima) chlorops Cockerell, 1899 | |
| Calliopsis (Calliopsima) coloradensis Cresson, 1878 | |
| Calliopsis (Calliopsima) coloratipes Cockerell, 1898 | |
| Calliopsis (Calliopsima) pectidis Shinn, 1965 | |
| Calliopsis (Calliopsima) philiphunteri Shinn & Engel, 2003 | |
| Calliopsis (Calliopsima) pugionis Cockerell, 1925 | |
| Calliopsis (Calliopsima) rozeni Shinn, 1965 | |
| Calliopsis (Calliopsis) andreniformis Smith, 1853 | Eastern Calliopsis Bee |
| Calliopsis (Calliopsis) hondurasica Cockerell, 1949 | |
| Calliopsis (Calliopsis) rhodophila Cockerell, 1897 | |
| Calliopsis (Calliopsis) teucrii Cockerell, 1899 | |
| Calliopsis (Hypomacrotera) persimilis Cockerell, 1899 | |
| Calliopsis (Hypomacrotera) subalpina Cockerell, 1894 | |
| Calliopsis (Macronomadopsis) anthidia Fowler, 1899 | |
| Calliopsis anthidia lutea Rozen, 1958 | |
| Calliopsis (Macronomadopsis) barri Rozen, 1959 | |
| Calliopsis (Macronomadopsis) zebrata Cresson, 1878 | |
| Calliopsis (Micronomadopsis) australior Cockerell, 1897 | |
| Calliopsis (Micronomadopsis) barbata Timberlake, 1952 | Bearded Nomadopsis |
| Calliopsis (Micronomadopsis) fracta Rozen, 1952 | |
| Calliopsis (Micronomadopsis) helianthi Swenk & Cock..., 1907 | Euphorbia Nomadopsis |
| Calliopsis (Micronomadopsis) hesperia Swenk & Cock..., 1907 | |
| Calliopsis (Micronomadopsis) meliloti Cockerell, 1896 | |
| Calliopsis (Micronomadopsis) personata Cockerell, 1897 | |
| Calliopsis (Micronomadopsis) scitula Cresson, 1878 | |
| Calliopsis (Micronomadopsis) scutellaris Fowler, 1899 | |
| Calliopsis (Micronomadopsis) trifolii Timberlake, 1952 | |
| Calliopsis (Nomadopsis) cincta Cresson, 1879 | |
| Calliopsis (Nomadopsis) comptula Cockerell, 1916 | |
| Calliopsis (Nomadopsis) edwardsii Cresson, 1878 | |
| Calliopsis (Nomadopsis) filiorum Rozen, 1963 | |
| Calliopsis (Nomadopsis) linsleyi Rozen, 1958 | Linsley´s Nomadopsis |
| Calliopsis (Nomadopsis) obscurella Cresson, 1879 | |
| Calliopsis (Nomadopsis) puellae Cockerell, 1933 | Desert-dandelion Nomadopsis |
| Calliopsis (Nomadopsis) zonalis Cresson, 1879 | |
| Calliopsis (Perissander) anomoptera Michener, 1942 | Strange-winged Calliopsis |
| Calliopsis (Verbenapis) michenerella Shinn & Engel, 2003 | |
| Calliopsis (Verbenapis) verbenae Cockerell & ..., 1899 | |
| Calliopsis beamerorum Rozen, 1963 | |
| Calliopsis bernardinensis Michener, 1937 | |
| Calliopsis boharti Rozen, 1958 | |
| Calliopsis callops Cockerell & ..., 1899 | |
| Calliopsis callosa Timberlake, 1952 | |
| Calliopsis cazieri Rozen, 1958 | |
| Calliopsis crypta Shinn, 1965 | |
| Calliopsis deserticola Shinn, 1967 | |
| Calliopsis empelia Shinn, 1967 | |
| Calliopsis foleyi Timberlake, 1952 | |
| Calliopsis fulgida Shinn, 1967 | |
| Calliopsis gilva Shinn, 1967 | |
| Calliopsis granti Shinn, 1967 | |
| Calliopsis helenae Shinn, 1967 | |
| Calliopsis hirsutifrons Cockerell, 1896 | |
| Calliopsis larreae Timberlake, 1952 | |
| Calliopsis limbus Shinn, 1967 | |
| Calliopsis macswaini Rozen, 1958 | |
| Calliopsis mellipes Timberlake, 1952 | |
| Calliopsis micheneri (Rozen, 1958) | ⇒ Calliopsis michenerella Shinn & Engel, 2003 |
| Calliopsis nebraskensis Crawford, 1902 | |
| Calliopsis nigromaculata Timberlake, 1952 | |
| Calliopsis perlaevis (Cockerell, 1896) | ⇒ Pseudopanurgus perlaevis Timberlake, 1973 |
| Calliopsis phaceliae Timberlake, 1952 | |
| Calliopsis rogeri Shinn, 1967 | |
| Calliopsis smithi Rozen, 1958 | |
| Calliopsis squamifera Timberlake, 1947 | |
| Calliopsis syphar Shinn, 1967 | |
| Calliopsis timberlakei (Rozen, 1958) | ⇒ Calliopsis philiphunteri Shinn & Engel, 2003 |
| Calliopsis xenus Rozen, 1958 | |
| Calliopsus foleyi | |
| Calliopsus puellae | |
| Calliopsus squamifera | |
| Calliopsus subalpinus | |
| Lithandrena saxorum ♰ T. D. A. Coc..., 1906 | |
| Macrotera (Cockerellula) azteca Timberlake, 1954 | |
| Macrotera (Cockerellula) opuntiae Cockerell, 1922 | Sandstone Mining Bee |
| Macrotera (Cockerellula) solitaria Cockerell, 1897 | |
| Macrotera (Macrotera) texana Cresson, 1878 | |
| Macrotera (Macroterella) mortuaria Timberlake, 1954 | |
| Macrotera (Macroteropsis) arcuata Fox, 1893 | |
| Macrotera (Macroteropsis) echinocacti Timberlake, 1954 | Barrel Cactus Macrotera |
| Macrotera (Macroteropsis) haplura Cockerell, 1922 | |
| Macrotera bidenticauda Timberlake, 1953 | |
| Macrotera carinata Timberlake, 1968 | |
| Macrotera crassa Timberlake, 1958 | |
| Macrotera knulli Timberlake, 1960 | |
| Macrotera laticauda Timberlake, 1953 | |
| Macrotera latior Cockerell, 1896 | |
| Macrotera lobata Timberlake, 1953 | |
| Macrotera magniceps Timberlake, 1960 | |
| Macrotera mellea Timberlake, 1954 | |
| Macrotera nigrella Timberlake, 1954 | |
| Macrotera opacella Timberlake, 1956 | |
| Macrotera portalis Timberlake, 1954 | |
| Macrotera robertsi Timberlake, 1968 | |
| Macrotera tristella Timberlake, 1954 | |
| Megandrena (Erythrandrena) mentzeliae Zavortink, 1972 | Mat prickly gilia |
| Megandrena (Megandrena) enceliae Cockerell, 1927 | Encelia Megandrena |
| Mesoxaea arizonica Cockerell, 1936 | |
| Mesoxaea nigerrima Friese, 1912 | |
| Mesoxaea rufescens Hurd & Linsley, 1976 | |
| Mesoxaea texana Friese, 1898 | |
| Nomadopsis phaceliae (Timberlake, 1952) | ⇒ Calliopsis phaceliae Timberlake, 1952 |
| Nomadopsis scitula (Cresson, 1878) | ⇒ Calliopsis scitula Cresson, 1878 |
| Oxaea stenocoryphe Moure, 1947 | |
| Panurginus armaticeps Cockerell, 1916 | |
| Panurginus atramontensis Crawford, 1926 | |
| Panurginus atriceps Cresson, 1878 | |
| Panurginus barletae Patiny, 2002 | |
| Panurginus beardsleyi Cockerell, 1904 | |
| Panurginus bilobatus Michener, 1937 | |
| Panurginus ceanothi Michener, 1935 | |
| Panurginus cressoniellus Cockerell, 1898 | |
| Panurginus emarginatus Michener, 1935 | |
| Panurginus gabrielis Michener, 1935 | |
| Panurginus gracilis Michener, 1935 | |
| Panurginus halictoides (Giraud, 1861) | ⇒ Panurginus annulatus Sichel, 1859 |
| Panurginus herzi Morawitz, 1892 | |
| Panurginus ineptus Cockerell, 1922 | |
| Panurginus melanocephalus Cockerell, 1926 | |
| Panurginus nigrellus Crawford, 1926 | |
| Panurginus nigrihirtus Michener, 1935 | |
| Panurginus nigripes Morawitz, 1880 | |
| Panurginus occidentalis Crawford, 1916 | |
| Panurginus picipes Morawitz, 1890 | |
| Panurginus polytrichus Cockerell, 1909 | |
| Panurginus potentillae Crawford, 1916 | |
| Panurgus fimbriatus Cresson, 1878 | |
| Panurgus halictoides (Fox, 1893) | ⇒ Lasioglossum biclausum Gibbs, 2012 |
| Panurgus halictulus Cresson, 1878 | |
| Panurgus marginatus Cresson, 1878 | |
| Panurgus maurus Cresson, 1878 | |
| Panurgus ornatipes | |
| Panurgus picipes | |
| Pelandrena reducta ♰ T. D. A. Coc..., 1909 | |
| Perdita (Alloperdita) floridensis Timberlake, 1928 | |
| Perdita (Alloperdita) mitchelli Timberlake, 1947 | |
| Perdita (Alloperdita) novaeangliae Viereck, 1907 | |
| Perdita (Alloperdita) obscurata Cresson, 1878 | |
| Perdita (Callomacrotera) maritima Timberlake, 1954 | |
| Perdita (Cockerellia) albihirta Timberlake, 1954 | |
| Perdita (Cockerellia) albipennis Cresson, 1868 | White-winged Perdita |
| Perdita (Cockerellia) beata Cockerell, 1895 | |
| Perdita (Cockerellia) bequaerti Viereck, 1917 | Bequaert´s Perdita |
| Perdita (Cockerellia) heliophila (Cockerell, 1916) | ⇒ Perdita albipennis Cresson, 1868 |
| Perdita (Cockerellia) lepachidis Cockerell, 1896 | |
| Perdita (Cockerellia) lingualis Cockerell, 1896 | |
| Perdita (Cockerellia) perpulchra Cockerell, 1896 | |
| Perdita (Cockerellia) purpurascens Timberlake, 1956 | |
| Perdita (Cockerellia) scopata Timberlake, 1953 | |
| Perdita (Cockerellia) shinnersi Timberlake, 1956 | |
| Perdita (Cockerellia) utahensis Cockerell, 1896 | |
| Perdita (Cockerellia) verbesinae Cockerell, 1896 | |
| Perdita (Cockeriella) coreopsidis Cockerell, 1906 | Tickseed Perdita |
| Perdita (Cockeriella) obscuripennis Timberlake, 1954 | |
| Perdita (Epimacrotera) ainsliei Crawford, 1932 | |
| Perdita (Glossoperdita) hurdi Timberlake, 1956 | |
| Perdita (Glossoperdita) pelargoides Cockerell, 1916 | |
| Perdita (Hesperoperdita) pyrifera Cockerell, 1925 | |
| Perdita (Hesperoperdita) trisignata Cockerell, 1896 | |
| Perdita trisignata trisignata Cockerell, 1896 | |
| Perdita (Heteroperdita) arenaria Timberlake, 1954 | |
| Perdita (Heteroperdita) coldeniae Timberlake, 1954 | |
| Perdita (Heteroperdita) maculosa Timberlake, 1958 | |
| Perdita (Heteroperdita) rhodogastra Timberlake, 1954 | |
| Perdita (Hexaperdita) asteris Cockerell, 1896 | |
| Perdita (Hexaperdita) bishoppi Cockerell, 1906 | |
| Perdita (Hexaperdita) boltoniae Robertson, 1902 | |
| Perdita (Hexaperdita) callicerata Cockerell, 1897 | |
| Perdita (Hexaperdita) cambarella Cockerell, 1906 | |
| Perdita (Hexaperdita) foveata Timberlake, 1956 | |
| Perdita (Hexaperdita) georgica Timberlake, 1928 | |
| Perdita (Hexaperdita) graenicheri Timberlake, 1947 | |
| Perdita (Hexaperdita) heterothecae Cockerell, 1900 | |
| Perdita (Hexaperdita) ignota Cockerell, 1896 | |
| Perdita (Hexaperdita) pratti Cockerell, 1906 | |
| Perdita (Hexaperdita) xanthisma (Cockerell, 1905) | ⇒ Perdita xanthismae Cockerell, 1905 |
| Perdita (Pentaperdita) albovittata Cockerell, 1895 | |
| Perdita (Pentaperdita) bradleyana Timberlake, 1954 | |
| Perdita (Pentaperdita) chrysophila Cockerell, 1896 | |
| Perdita (Pentaperdita) coahuilensis Timberlake, 1954 | |
| Perdita (Pentaperdita) melanochlora Cockerell, 1922 | |
| Perdita (Pentaperdita) nigroviridis Timberlake, 1954 | |
| Perdita (Perdita) acaciae Timberlake, 1962 | |
| Perdita (Perdita) aemula Timberlake, 1958 | |
| Perdita (Perdita) affinis Cresson, 1878 | |
| Perdita (Perdita) apacheorum Timberlake, 1960 | |
| Perdita (Perdita) ashmeadi Cockerell, 1899 | |
| Perdita (Perdita) austini Cockerell, 1895 | |
| Perdita (Perdita) beameri Timberlake, 1964 | |
| Perdita (Perdita) beatula Timberlake, 1960 | |
| Perdita (Perdita) bicuspidariae Timberlake, 1962 | |
| Perdita (Perdita) bigeloviae Cockerell, 1896 | |
| Perdita (Perdita) bridwelli Timberlake, 1960 | |
| Perdita (Perdita) calloleuca Cockerell, 1922 | |
| Perdita (Perdita) chamaesarachae Cockerell, 1896 | |
| Perdita (Perdita) chloris Timberlake, 1960 | |
| Perdita (Perdita) chrysothamni Timberlake, 1958 | |
| Perdita (Perdita) ciliata Timberlake, 1958 | |
| Perdita (Perdita) claypolei Cockerell, 1901 | |
| Perdita (Perdita) cleomellae Cockerell, 1925 | |
| Perdita (Perdita) colei Timberlake, 1962 | |
| Perdita (Perdita) confusa Timberlake, 1964 | |
| Perdita (Perdita) consobrina Timberlake, 1928 | |
| Perdita (Perdita) covilleae Timberlake, 1958 | |
| Perdita (Perdita) crotonis Cockerell, 1896 | |
| Perdita crotonis leucoptera Timberlake, 1960 | |
| Perdita (Perdita) dasylirii Cockerell, 1907 | |
| Perdita (Perdita) dentata Timberlake, 1964 | |
| Perdita (Perdita) difficilis Timberlake, 1964 | |
| Perdita (Perdita) discreta Timberlake, 1954 | |
| Perdita (Perdita) dolichocephala Swenk & Cock..., 1907 | |
| Perdita (Perdita) drymariae Timberlake, 1960 | |
| Perdita (Perdita) elegans Timberlake, 1960 | |
| Perdita (Perdita) eremica Timberlake, 1964 | |
| Perdita (Perdita) ericameriae Timberlake, 1958 | |
| Perdita (Perdita) eucnides Timberlake, 1964 | |
| Perdita (Perdita) exclamans Cockerell, 1895 | |
| Perdita (Perdita) eximia Timberlake, 1964 | |
| Perdita (Perdita) fallax Cockerell, 1896 | |
| Perdita (Perdita) flavipes Timberlake, 1964 | |
| Perdita (Perdita) florissantella Cockerell, 1906 | |
| Perdita (Perdita) fulvicauda Timberlake, 1962 | |
| Perdita (Perdita) gerardiae Crawford, 1932 | |
| Perdita (Perdita) gerhardi Viereck, 1904 | |
| Perdita (Perdita) grandiceps Cockerell, 1896 | |
| Perdita (Perdita) gutierreziae Cockerell, 1896 | |
| Perdita (Perdita) halictoides Smith, 1853 | Ground-Cherry Mining Bee |
| Perdita (Perdita) heliotropii Cockerell, 1900 | |
| Perdita (Perdita) hirsuta Cockerell, 1896 | |
| Perdita (Perdita) hirticeps Timberlake, 1960 | |
| Perdita (Perdita) indioensis Timberlake, 1960 | |
| Perdita (Perdita) isocomae Timberlake, 1958 | |
| Perdita (Perdita) jonesi Cockerell, 1906 | |
| Perdita (Perdita) kiowi Griswold, 1988 | Kiowa Perdita |
| Perdita (Perdita) koebelei Timberlake, 1964 | |
| Perdita (Perdita) krombeini Timberlake, 1960 | |
| Perdita (Perdita) lasiogastra Timberlake, 1929 | |
| Perdita (Perdita) lateralis Timberlake, 1962 | |
| Perdita (Perdita) laticincta Swenk & Cock..., 1907 | |
| Perdita (Perdita) lepidosparti Timberlake, 1958 | |
| Perdita (Perdita) luciae Cockerell, 1899 | |
| Perdita luciae decora Timberlake, 1964 | |
| Perdita (Perdita) luteiceps Cockerell, 1896 | |
| Perdita (Perdita) luteola Cockerell, 1894 | |
| Perdita (Perdita) macswaini Timberlake, 1964 | |
| Perdita (Perdita) maculigera Cockerell, 1896 | Sandbar Willow Fairy Bee |
| Perdita (Perdita) martini Cockerell, 1895 | |
| Perdita (Perdita) media Timberlake, 1960 | |
| Perdita (Perdita) melanostoma Swenk & Cock..., 1907 | |
| Perdita (Perdita) mentzeliae Cockerell, 1896 | |
| Perdita (Perdita) mimosae Timberlake, 1964 | |
| Perdita (Perdita) nasuta Timberlake, 1962 | |
| Perdita (Perdita) nigridia Timberlake, 1962 | |
| Perdita (Perdita) nuda Cockerell, 1896 | |
| Perdita (Perdita) numerata Cockerell, 1895 | |
| Perdita (Perdita) obliqua Timberlake, 1928 | |
| Perdita (Perdita) obscurella Timberlake, 1964 | |
| Perdita (Perdita) octomaculata Say, 1824 | Eight-Spotted Miner Bee |
| Perdita (Perdita) ordinata Timberlake, 1962 | |
| Perdita (Perdita) oregonensis Timberlake, 1929 | |
| Perdita (Perdita) pallidipes Timberlake, 1964 | |
| Perdita (Perdita) pectidis Cockerell, 1896 | |
| Perdita (Perdita) perpallida Cockerell, 1901 | All-pale Perdita |
| Perdita (Perdita) phymatae Cockerell, 1895 | |
| Perdita (Perdita) picturata Timberlake, 1960 | |
| Perdita (Perdita) polita Timberlake, 1958 | |
| Perdita (Perdita) polygonellae Timberlake, 1954 | |
| Perdita (Perdita) polytropica Timberlake, 1962 | |
| Perdita (Perdita) prosopidis Timberlake, 1964 | |
| Perdita (Perdita) proxima Timberlake, 1958 | |
| Perdita (Perdita) punctifera Cockerell, 1914 | |
| Perdita (Perdita) punctifrons Timberlake, 1958 | |
| Perdita (Perdita) punctosignata Cockerell, 1895 | |
| Perdita punctosignata sulphurea Timberlake, 1964 | |
| Perdita (Perdita) punctulata Timberlake, 1958 | |
| Perdita (Perdita) rectangulata Cockerell, 1896 | |
| Perdita (Perdita) rehni Cockerell, 1907 | |
| Perdita (Perdita) rhodura Cockerell, 1897 | |
| Perdita (Perdita) rhois Cockerell, 1901 | |
| Perdita (Perdita) rivalis Timberlake, 1958 | |
| Perdita (Perdita) rozeni Timberlake, 1968 | |
| Perdita (Perdita) salicis Cockerell, 1896 | |
| Perdita (Perdita) scitula Timberlake, 1960 | |
| Perdita (Perdita) semicaerulea Cockerell, 1896 | |
| Perdita (Perdita) semicrocea Cockerell, 1895 | |
| Perdita (Perdita) sexmaculata Cockerell, 1895 | Six-spotted Perdita |
| Perdita (Perdita) sidae Cockerell, 1897 | |
| Perdita (Perdita) similis Timberlake, 1958 | |
| Perdita (Perdita) snellingi Timberlake, 1962 | |
| Perdita (Perdita) sonorensis Cockerell, 1899 | |
| Perdita (Perdita) stathamae Timberlake, 1964 | |
| Perdita (Perdita) sternalis Timberlake, 1964 | |
| Perdita (Perdita) stottleri Cockerell, 1896 | |
| Perdita (Perdita) subfasciata Cockerell, 1897 | |
| Perdita (Perdita) swenki Crawford, 1915 | |
| Perdita (Perdita) swezeyi Timberlake, 1958 | |
| Perdita (Perdita) timberlakei Cockerell, 1925 | |
| Perdita (Perdita) tortifoliae Cockerell, 1906 | |
| Perdita (Perdita) townsendi Cockerell, 1896 | |
| Perdita (Perdita) triangulifera Timberlake, 1964 | |
| Perdita (Perdita) tricincta Timberlake, 1953 | |
| Perdita (Perdita) tridentata Stevens, 1919 | |
| Perdita (Perdita) trimaculata Timberlake, 1960 | |
| Perdita (Perdita) trinotata Timberlake, 1964 | |
| Perdita (Perdita) valida Timberlake, 1962 | |
| Perdita (Perdita) variegata Timberlake, 1960 | |
| Perdita (Perdita) vidua Timberlake, 1964 | |
| Perdita (Perdita) vittata Cockerell, 1923 | |
| Perdita (Perdita) wilmattae Cockerell, 1906 | |
| Perdita (Perdita) wislizeniae Timberlake, 1964 | |
| Perdita (Perdita) wootonae Cockerell, 1898 | |
| Perdita (Perdita) xanthochroa Timberlake, 1960 | |
| Perdita (Perdita) yosemitensis Timberlake, 1962 | |
| Perdita (Perdita) zebrata Cresson, 1878 | |
| Perdita (Perdita) zonalis Cresson, 1879 | |
| Perdita (Perditella) cladothricis Cockerell, 1896 | |
| Perdita (Perditella) larreae Cockerell, 1896 | |
| Perdita (Perditella) marcialis Cockerell, 1896 | |
| Perdita (Perditella) minima Cockerell, 1923 | |
| Perdita (Procockerellia) albonotata Timberlake, 1954 | |
| Perdita (Pseudomacrotera) turgiceps Timberlake, 1954 | |
| Perdita (Pygoperdita) argemones Timberlake, 1956 | |
| Perdita (Pygoperdita) aureovittata Cockerell, 1916 | |
| Perdita (Pygoperdita) californica Cresson, 1878 | |
| Perdita (Pygoperdita) calochorti Timberlake, 1956 | |
| Perdita (Pygoperdita) cowaniae Timberlake, 1956 | |
| Perdita (Pygoperdita) distropica Timberlake, 1956 | |
| Perdita (Pygoperdita) fieldi Timberlake, 1956 | |
| Perdita (Pygoperdita) interrupta Cresson, 1878 | |
| Perdita (Pygoperdita) layiae Cockerell, 1938 | |
| Perdita (Pygoperdita) leucostoma Timberlake, 1956 | |
| Perdita (Pygoperdita) macrostoma Cockerell, 1922 | |
| Perdita (Pygoperdita) malacothricis Timberlake, 1956 | |
| Perdita (Pygoperdita) micheneri Timberlake, 1956 | |
| Perdita (Pygoperdita) mohavensis Timberlake, 1956 | |
| Perdita (Pygoperdita) montereyensis Timberlake, 1956 | |
| Perdita (Pygoperdita) nebrascensis Swenk & Cock..., 1907 | |
| Perdita (Pygoperdita) nevadensis Cockerell, 1896 | |
| Perdita (Pygoperdita) robustula Timberlake, 1956 | |
| Perdita (Pygoperdita) santaclarensis Timberlake, 1956 | |
| Perdita (Pygoperdita) tularensis Timberlake, 1956 | |
| Perdita (Pygoperdita) wyomingensis Cockerell, 1922 | |
| Perdita (Xerophasma) bequaertiana Cockerell, 1951 | |
| Perdita abbreviata Timberlake, 1980 | |
| Perdita abdominalis Timberlake, 1960 | |
| Perdita accepta Timberlake, 1958 | |
| Perdita adjuncta Timberlake, 1958 | |
| Perdita affecta Timberlake, 1971 | |
| Perdita agasta Timberlake, 1958 | |
| Perdita albiventris Timberlake, 1964 | |
| Perdita albofasciata Timberlake, 1968 | |
| Perdita albomaculata Timberlake, 1980 | |
| Perdita amoena Timberlake, 1956 | |
| Perdita ampla Timberlake, 1971 | |
| Perdita amplipennis Timberlake, 1962 | |
| Perdita angellata Griswold, 1993 | |
| Perdita aperta Timberlake, 1968 | |
| Perdita aplopappi Timberlake, 1960 | |
| Perdita argenomes | |
| Perdita aridella Timberlake, 1960 | |
| Perdita arizonica Timberlake, 1956 | |
| Perdita assimilis Timberlake, 1964 | |
| Perdita atrata Timberlake, 1964 | |
| Perdita atriventris Timberlake, 1960 | |
| Perdita baccharidis Cockerell, 1900 | |
| Perdita bellula Timberlake, 1954 | |
| Perdita biguttata Timberlake, 1962 | |
| Perdita bilobata Timberlake, 1956 | |
| Perdita binotata Timberlake, 1954 | |
| Perdita biparticeps Cockerell, 1896 | |
| Perdita bispinata Timberlake, 1956 | |
| Perdita blatchleyi Timberlake, 1952 | |
| Perdita bohartorum Parker, 1983 | |
| Perdita bradleyi Viereck, 1907 | |
| Perdita brevihirta Timberlake, 1962 | |
| Perdita bruneri Cockerell, 1897 | |
| Perdita butleri Timberlake, 1960 | |
| Perdita cara Timberlake, 1958 | |
| Perdita celadona Griswold & M..., 2010 | |
| Perdita cephalotes Cresson, 1878 | |
| Perdita chihuahua Timberlake, 1964 | |
| Perdita chionostoma Timberlake, 1964 | |
| Perdita clypeata Timberlake, 1962 | |
| Perdita coalingensis Timberlake, 1956 | |
| Perdita cognata Timberlake, 1960 | |
| Perdita compta Timberlake, 1964 | |
| Perdita cracens Timberlake, 1980 | |
| Perdita crassa (Timberlake, 1958) | ⇒ Macrotera crassa Timberlake, 1958 |
| Perdita crassula Timberlake, 1958 | |
| Perdita croceipes Timberlake, 1960 | |
| Perdita cruciferarum Timberlake, 1968 | |
| Perdita cuspidata Timberlake, 1964 | |
| Perdita dammersi Timberlake, 1964 | |
| Perdita deltophora Timberlake, 1964 | |
| Perdita depressa Timberlake, 1968 | |
| Perdita desdemona Portman, 2016 | |
| Perdita dicksoni Timberlake, 1958 | |
| Perdita digressa Timberlake, 1968 | |
| Perdita dispar Timberlake, 1964 | |
| Perdita distans Timberlake, 1962 | |
| Perdita diversa Timberlake, 1954 | |
| Perdita dolanensis Neff, 2003 | |
| Perdita dubia Cockerell, 1896 | |
| Perdita duplonotata Timberlake, 1956 | |
| Perdita electa Timberlake, 1960 | |
| Perdita eremophila Timberlake, 1964 | |
| Perdita eriastri Timberlake, 1964 | |
| Perdita eriogoni Cockerell, 1925 | |
| Perdita euphorbiae Timberlake, 1954 | |
| Perdita euzonata Timberlake, 1964 | |
| Perdita excellens Timberlake, 1958 | |
| Perdita exigua Timberlake, 1964 | |
| Perdita exilis Timberlake, 1962 | |
| Perdita exusta Portman & Gr..., 2016 | |
| Perdita falcata Timberlake, 1964 | |
| Perdita fallugiae Timberlake, 1956 | |
| Perdita fedorensis Cockerell, 1916 | |
| Perdita festiva Timberlake, 1958 | |
| Perdita flavicauda Timberlake, 1960 | |
| Perdita flaviceps Timberlake, 1960 | |
| Perdita flavifrons Timberlake, 1968 | |
| Perdita foleyi Timberlake, 1958 | |
| Perdita foxi Cockerell, 1895 | |
| Perdita fracticincta Timberlake, 1953 | |
| Perdita frontalis Timberlake, 1968 | |
| Perdita fulvescens Timberlake, 1980 | |
| Perdita geminata Timberlake, 1964 | |
| Perdita genalis Timberlake, 1964 | |
| Perdita gentilis Timberlake, 1962 | |
| Perdita giliae Timberlake, 1954 | |
| Perdita glabrescens Timberlake, 1962 | |
| Perdita gracilis Timberlake, 1964 | |
| Perdita haigi Timberlake, 1962 | |
| Perdita hippolyta Portman & Gr..., 2016 | |
| Perdita holoxantha Timberlake, 1962 | |
| Perdita hooki Portman & Neff, 2016 | |
| Perdita idonea Timberlake, 1968 | |
| Perdita imbellis Timberlake, 1968 | |
| Perdita imberbis Timberlake, 1968 | |
| Perdita incana Timberlake, 1958 | |
| Perdita innotata Timberlake, 1964 | |
| Perdita inornata Timberlake, 1962 | |
| Perdita interserta Cockerell, 1922 | |
| Perdita inyoensis Timberlake, 1977 | |
| Perdita jucunda Timberlake, 1962 | |
| Perdita kanabensis Timberlake, 1971 | |
| Perdita knowltoni Timberlake, 1960 | |
| Perdita labergei Timberlake, 1960 | |
| Perdita labrata Timberlake, 1962 | |
| Perdita lenis Timberlake, 1958 | |
| Perdita leucogastra Timberlake, 1964 | |
| Perdita leucophylli Timberlake, 1964 | |
| Perdita leucosticta Timberlake, 1964 | |
| Perdita lucens Timberlake, 1962 | |
| Perdita lucidella Timberlake, 1964 | |
| Perdita luculenta Timberlake, 1968 | |
| Perdita maculipes Cockerell, 1896 | |
| Perdita mandibularis Timberlake, 1954 | |
| Perdita meconis Griswold, 1993 | |
| Perdita mentzeliarum Cockerell, 1897 | |
| Perdita mesillensis Timberlake, 1968 | |
| Perdita microsticta Timberlake, 1960 | |
| Perdita missionis Timberlake, 1958 | |
| Perdita moabensis Timberlake, 1971 | |
| Perdita mormonica Timberlake, 1956 | |
| Perdita morula Timberlake, 1980 | |
| Perdita mucronata Timberlake, 1956 | |
| Perdita multiflorae Parker, 1988 | |
| Perdita munda Timberlake, 1958 | |
| Perdita munita Timberlake, 1964 | |
| Perdita namatophila Timberlake, 1954 | |
| Perdita nanula Timberlake, 1960 | |
| Perdita navarretiae Timberlake, 1958 | |
| Perdita nevadiana Timberlake, 1980 | |
| Perdita nigroclypeata Timberlake, 1964 | |
| Perdita nitens Timberlake, 1956 | |
| Perdita nubila Timberlake, 1958 | |
| Perdita nuttalliae Portman, 2016 | |
| Perdita obliquenotata Timberlake, 1968 | |
| Perdita obtusa Timberlake, 1968 | |
| Perdita occidua Timberlake, 1960 | |
| Perdita occlusa Timberlake, 1968 | |
| Perdita omani Timberlake, 1964 | |
| Perdita optiva Timberlake, 1954 | |
| Perdita oreophila Timberlake, 1964 | |
| Perdita ovaliceps Timberlake, 1964 | |
| Perdita pallida Timberlake, 1954 | |
| Perdita pallidiventris Timberlake, 1962 | |
| Perdita panocheana Timberlake, 1964 | |
| Perdita paroselae Timberlake, 1960 | |
| Perdita paula Timberlake, 1968 | |
| Perdita pectoralis Timberlake, 1968 | |
| Perdita peculiaris Timberlake, 1953 | |
| Perdita pedernalensis Neff, 2010 | |
| Perdita percincta Timberlake, 1968 | |
| Perdita perplexa Timberlake, 1962 | |
| Perdita pilonotata Timberlake, 1980 | |
| Perdita placida Timberlake, 1958 | |
| Perdita plucheae Timberlake, 1960 | |
| Perdita polycarpae Timberlake, 1954 | |
| Perdita prionopsidis Timberlake, 1960 | |
| Perdita prodigiosa Portman & Gr..., 2016 | |
| Perdita propinqua Timberlake, 1964 | |
| Perdita pulliventris Timberlake, 1968 | |
| Perdita pumila Timberlake, 1964 | |
| Perdita pusilla Timberlake, 1964 | |
| Perdita pusillissima Timberlake, 1977 | |
| Perdita pygidialis Timberlake, 1980 | |
| Perdita quadraticeps Timberlake, 1964 | |
| Perdita quadrisignata Timberlake, 1956 | |
| Perdita reperta Timberlake, 1968 | |
| Perdita retusa Timberlake, 1960 | |
| Perdita rhondae Griswold, 2010 | |
| Perdita salviae Timberlake, 1964 | |
| Perdita scotti Timberlake, 1958 | |
| Perdita scutellaris Timberlake, 1962 | |
| Perdita sejuncta Timberlake, 1968 | |
| Perdita separata Timberlake, 1960 | |
| Perdita sexfasciata Timberlake, 1954 | |
| Perdita sexnotata Timberlake, 1964 | |
| Perdita snowii Cockerell, 1896 | |
| Perdita socia Timberlake, 1968 | |
| Perdita speciosa Timberlake, 1971 | |
| Perdita sphaeralceae Cockerell, 1896 | |
| Perdita stenopyga Timberlake, 1964 | |
| Perdita stephanomeriae Timberlake, 1954 | |
| Perdita stepheni Timberlake, 1960 | |
| Perdita subglabra Timberlake, 1971 | |
| Perdita subvestita Timberlake, 1968 | |
| Perdita sycorax Portman, 2016 | |
| Perdita taeniata Timberlake, 1971 | |
| Perdita tarda Cockerell, 1896 | |
| Perdita tenebrosa Timberlake, 1968 | |
| Perdita tessellata Timberlake, 1964 | |
| Perdita thelypodii Timberlake, 1958 | |
| Perdita thermophila Timberlake, 1962 | |
| Perdita titania Portman & Gr..., 2016 | |
| Perdita torchioi Timberlake, 1980 | |
| Perdita townesi Timberlake, 1968 | |
| Perdita translineata Timberlake, 1960 | |
| Perdita trifasciata Timberlake, 1953 | |
| Perdita trifida Timberlake, 1960 | |
| Perdita truncatella Timberlake, 1968 | |
| Perdita ute Griswold, 1993 | |
| Perdita vandykei Timberlake, 1956 | |
| Perdita varleyi Timberlake, 1962 | |
| Perdita ventralis Fox, 1893 | |
| Perdita vesca Timberlake, 1968 | |
| Perdita vespertina Griswold & M..., 2010 | |
| Perdita vestita Timberlake, 1958 | |
| Perdita vicina Timberlake, 1962 | |
| Perdita viridicollis Timberlake, 1971 | |
| Perdita wasbaueri Timberlake, 1960 | |
| Perdita xanthismae Cockerell, 1905 | |
| Perdita xanthops Timberlake, 1971 | |
| Perdita xanthoxyli Timberlake, 1968 | |
| Perdita xerophila Timberlake, 1962 | |
| Perdita yanegai Portman, 2016 | |
| Peridita luculenta | |
| Protandrena (Andinopanurgus) bachue (Gonzalez & Ruz, 2007) | ⇒ Andinopanurgus bachue Gonzalez & Ruz, 2007 |
| Protandrena abdominalis Cresson, 1878 | |
| Protandrena amplipennis Timberlake, 1976 | |
| Protandrena aristatus | |
| Protandrena asclepiadis | |
| Protandrena bancrofti Dunning, 1897 | |
| Protandrena bicolor Timberlake, 1955 | |
| Protandrena bishoppi Crawford, 1916 | |
| Protandrena boharti Timberlake, 1976 | |
| Protandrena cockerelli Dunning, 1897 | |
| Protandrena dakotensis | |
| Protandrena durangoensis Timberlake, 1976 | |
| Protandrena euphorbiae Timberlake, 1955 | |
| Protandrena heteromorpha Cockerell, 1896 | |
| Protandrena hurdi Timberlake, 1976 | |
| Protandrena kansensis Timberlake, 1976 | |
| Protandrena maurula Cockerell, 1896 | |
| Protandrena mexicanorum Cockerell, 1896 | |
| Protandrena nudescens Timberlake, 1976 | |
| Protandrena pectidis Timberlake, 1955 | |
| Protandrena pernitens Timberlake, 1976 | |
| Protandrena platycephalus | |
| Protandrena readioi | |
| Protandrena sorocula Timberlake, 1976 | |
| Protandrena sphaeralceae Timberlake, 1976 | |
| Protandrena subglaber | |
| Protandrena swenki Crawford, 1913 | |
| Protandrena texana Timberlake, 1976 | |
| Protandrena trifoliata Cockerell, 1896 | |
| Protandrena verbesinae Timberlake, 1955 | |
| Protoxaea gloriosa Fox, 1893 | Glorious Protoxaea |
| Protoxaea texana (Friese, 1898) | ⇒ Mesoxaea texana Friese, 1898 |
| Pseudopanurgus (Heterosarus) flavotinctus Cockerell, 1898 | |
| Pseudopanurgus (Heterosarus) neomexicanus Cockerell, 1898 | |
| Pseudopanurgus (Heterosarus) parvus Robertson, 1892 | |
| Pseudopanurgus (Heterosarus) pauper Cresson, 1878 | |
| Pseudopanurgus (Heterosarus) townsendi Cockerell, 1897 | |
| Pseudopanurgus (Heterosarus) virginicus Cockerell, 1907 | |
| Pseudopanurgus (Pseudopanurgus) aethiops Cresson, 1872 | |
| Pseudopanurgus (Pseudopanurgus) bakeri Cockerell, 1896 | |
| Pseudopanurgus (Pseudopanurgus) rugosus Robertson, 1895 | |
| Pseudopanurgus (Pterosarus) albitarsis Cresson, 1872 | |
| Pseudopanurgus (Pterosarus) andrenoides Smith, 1853 | Eastern Bare-Miner |
| Pseudopanurgus (Pterosarus) atricornis Cresson, 1878 | |
| Pseudopanurgus (Pterosarus) barberi Cockerell, 1899 | |
| Pseudopanurgus (Pterosarus) boylei Cockerell, 1896 | |
| Pseudopanurgus (Pterosarus) californicus Cresson, 1878 | |
| Pseudopanurgus (Pterosarus) citripes Ashmead, 1890 | |
| Pseudopanurgus (Pterosarus) didirupa Cockerell, 1908 | |
| Pseudopanurgus (Pterosarus) innuptus Cockerell, 1896 | |
| Pseudopanurgus (Pterosarus) labrosiformis Robertson, 1898 | |
| Pseudopanurgus (Pterosarus) labrosus Robertson, 1895 | |
| Pseudopanurgus (Pterosarus) leucopterus Cockerell, 1923 | |
| Pseudopanurgus (Pterosarus) nebrascensis Crawford, 1903 | |
| Pseudopanurgus (Pterosarus) perlaevis Timberlake, 1973 | |
| Pseudopanurgus (Pterosarus) piercei Crawford, 1903 | |
| Pseudopanurgus (Pterosarus) renimaculatus Cockerell, 1896 | |
| Pseudopanurgus (Pterosarus) rudbeckiae Robertson, 1895 | |
| Pseudopanurgus (Pterosarus) ximenesiae Cockerell, 1913 | |
| Pseudopanurgus aestivalis Provancher, 1882 | |
| Pseudopanurgus arizonicus Timberlake, 1964 | |
| Pseudopanurgus cazieri Timberlake, 1973 | |
| Pseudopanurgus citrinifrons Viereck, 1903 | |
| Pseudopanurgus clypeatus Timberlake, 1975 | |
| Pseudopanurgus compositarum Robertson, 1893 | |
| Pseudopanurgus dicksoni Timberlake, 1967 | |
| Pseudopanurgus fraterculus Cockerell, 1896 | |
| Pseudopanurgus helianthi Mitchell, 1960 | |
| Pseudopanurgus illinoiensis Cresson, 1878 | |
| Pseudopanurgus mexicanus Cresson, 1878 | |
| Pseudopanurgus ornatipes Cresson, 1872 | |
| Pseudopanurgus passiflorae Robertson, 1902 | |
| Pseudopanurgus pectiphilus Cockerell, 1913 | |
| Pseudopanurgus perarmatus Timberlake, 1967 | |
| Pseudopanurgus pernitens Cockerell, 1922 | |
| Pseudopanurgus solidaginis Robertson, 1893 | |
| Pseudopanurgus texanus Timberlake, 1973 | |
| Pseudopanurgus tomentosus Timberlake, 1973 | |
| Pseudopanurgus verticalis Timberlake, 1967 | |
| Rhophitulus eustictus Schlindwein ..., 1998 | |
| Rhophitulus herbsti Friese, 1906 | |
