| Achalarus casica Herrich-Schä..., 1869 | Desert Cloudywing |
| Achalarus lycaeides | |
| Achalarus lyciades Geyer, 1832 | Hoary Edge |
| Agathymus gentryi Roever, 1998 | Driedfruit beetle |
| Aguna coeloides Austin & O. ..., 1998 | Austins Aguna |
| Amblyscirtes hegon Scudder, 1863 | Greenish Little Skipper |
| Amblyscirtes nysa Edwards, 1877 | Mottled Little Skipper |
| Amblyscirtes oslari Skinner, 1899 | Oslar's roadside-skipper |
| Amblyscirtes simius (Edwards, 1881) | ⇒ Notamblyscirtes simius W. H. Edwards, 1881 |
| Amblyscirtes texanae Bell, 1927 | Southwest Little Skipper |
| Amblyscirtes vialis Edwards, 1862 | Black Little Skipper |
| Amenis pionia piona (M.G. Andrade, 2002) | ⇒ Amenis pionia pionia Hewitson, 1857 |
| Anastrus meliboea bactra Evans, 1953 | |
| Anatrytone logan W.H. Edwards, 1863 | Black-Vein Skipper |
| Anatrytone logan lagus W. H. Edwards, 1881 | Delaware Skipper |
| Ancyloxypha arene Edwards, 1871 | Orange Least Skipperling |
| Ancyloxypha numitor Fabricius, 1793 | Common Least Skipper |
| Atalopedes campestris Boisduval, 1852 | Sachem |
| Atalopedes mesogramma cunaxa (W.C. Hewitson, 1866) | ⇒ Atalopedes mesogramma mesogramma Latreille, 1824 |
| Atrytone arogos Boisduval & ..., 1834 | Arogos Skipper |
| Atrytone delaware (Edwards, 1863) | ⇒ Anatrytone logan W.H. Edwards, 1863 |
| Atrytonopsis hianna Scudder, 1868 | Dusted Skipper |
| Atrytonopsis hianna hianna Scudder, 1868 | Dusted Skipper |
| Autochton cellus Boisduval & ..., 1833 | Golden banded skipper |
| Autochton cincta Plötz, 1882 | Chisos Banded Skipper |
| Autochton neis Geyer, 1832 | Broad Banded-Skipper |
| Callimormus saturnus Herrich-Schä..., 1869 | Saturnus Skipper |
| Calpodes ethlius Stoll, 1782 | Arrowroot skipper |
| Caprona alida vespa Evans, 1949 | |
| Carcharodus floccifera (Zeller, 1847) | ⇒ Carcharodus floccifer Zeller, 1847 |
| Carterocephalus mandan (Edwards, 1863) | ⇒ Carterocephalus palaemon Pallas, 1771 |
| Carterocephalus palaemon Pallas, 1771 | Arctic Skipper |
| Carterocephalus palaemon magnus Mattoon & Ti..., 1998 | Arctic Skipperling |
| Carterocephalus palaemon mandan W. H. Edwards, 1863 | Arctic Skipper |
| Carterocephalus palaemon palaemon | |
| Carterocephalus palaemon skada W. H. Edwards, 1870 | Arctic Skipperling |
| Celaenorrhinus autochton Steinhauser ..., 1996 | |
| Celotes nessus Edwards, 1877 | Common Streaky-Skipper |
| Cephrenes augiades sperthias C. Felder, 1862 | Orange Palm-dart |
| Cephrenes trichopepla trichopepla Lower, 1908 | |
| Chaetocneme tenuis hibernia Evans, 1934 | |
| Chioides catillus Cramer, 1780 | Albo Longtail |
| Conga chydaea Butler, 1877 | Hidden-ray Skipper |
| Copaeodes aurantiaca Hewitson, 1868 | Orange Skipperling |
| Copaeodes minima Edwards, 1870 | Southern Skipperling |
| Cyclopyge insolens | |
| Cyclopyge kindlei | |
| Cymaenes trebius (Mabille, 1891) | ⇒ Cymaenes odilia Burmeister, 1878 |
| Dalla hesperioides hister Evans, 1955 | Hesperioides Skipperling |
| Dispar compacta Butler, 1882 | Barred Skipper |
| Drephalys helixus heraclides Bell, 1942 | |
| Elbella patrobas patrobus (G.A.W. Herri..., 1869) | ⇒ Elbella patrobas patrobas Hewitson, 1857 |
| Epargyreus clarus Cramer, 1775 | Huachuca Skipper |
| Epargyreus clarus californicus MacNeill, 1975 | California Silver-spotted Skipper |
| Epargyreus clarus clarus Cramer, 1775 | Silver-spotted Skipper |
| Epargyreus exadeus cruza Evans, 1952 | Broken Silverdrop |
| Ephyriades brunnea brunnea Herrich-Schä..., 1865 | Cuban Florida Duskywing |
| Ephyriades brunnea electra (J.A. Lintner, 1881) | ⇒ Ephyriades brunnea brunnea Herrich-Schä..., 1865 |
| Erynnis (Erynnis) brizo Boisduval & ..., 1832 | Banded Oak Dusky Wing |
| Erynnis brizo brizo Boisduval & ..., 1837 | Eastern Sleepy Duskywing |
| Erynnis brizo burgessi Skinner, 1914 | Rocky Mountain Sleepy Duskywing |
| Erynnis (Erynnis) icelus Scudder & Bu..., 1870 | Aspen Dusky Wing |
| Erynnis afranius Lintner, 1878 | Afranius Duskywing |
| Erynnis baptisiae Forbes, 1936 | Indigo Dusky Wing |
| Erynnis funeralis Scudder & Bu..., 1870 | Funereal dusky wing |
| Erynnis horatius Scudder & Bu..., 1870 | Brown Dusky Wing |
| Erynnis juvenalis Fabricius, 1793 | 'Arizona' Juvenal's Duskywing |
| Erynnis juvenalis juvenalis Fabricius, 1793 | Juvenals Duskywing |
| Erynnis lucelius | |
| Erynnis lucilius Scudder & Bu..., 1870 | Columbine Duskwing |
| Erynnis martialis Scudder, 1869 | Mottled Dusky Wing |
| Erynnis pacuvius Lintner, 1878 | Buckthorn Dusky Wing |
| Erynnis pacuvius lilius Dyar, 1904 | Northwestern Pacuvius Duskywing |
| Erynnis persius Scudder, 1863 | Hairy Dusky Wing |
| Erynnis persius borealis M. Cary, 1906 | Boreal Dusky Wing |
| Erynnis persius persius Scudder, 1863 | Persius Duskywing |
| Erynnis propertius Scudder & Bu..., 1870 | Propertius Duskywing |
| Erynnis tages Linnaeus, 1758 | Dingy Skipper |
| Erynnis telemachus Burns, 1960 | Gambel oak duskywing |
| Erynnis tristis tristis Boisduval, 1852 | Mournful Duskywing |
| Erynnis zarucco Lucas, 1857 | Streamlined Dusky Wing |
| Euphyes bimacula Grote & Robi..., 1867 | Two-Spot Sedge Skipper |
| Euphyes conspicua W.H. Edwards, 1863 | Black Dash |
| Euphyes conspicua conspicua W. H. Edwards, 1863 | Black Dash |
| Euphyes dion W.H. Edwards, 1879 | Alabama Skipper |
| Euphyes dukesi Lindsey, 1923 | Brown Sedge Skipper |
| Euphyes vestris Boisduval, 1852 | Cola Skipper |
| Euphyes vestris harbisoni Brown & McGuire, 1983 | Dun Skipper |
| Euphyes vestris metacomet Harris, 1862 | Dun Skipper |
| Euphyes vestris vestris (Boisduval, 1852) | ⇒ Euphyes vestris metacomet Harris, 1862 |
| Gegenes pumilio monochroa Rebel, 1907 | |
| Halotus jonaveriorum Burns, 1992 | John-and-Averys Skipper |
| Heliopetes ericetorum Boisduval, 1852 | Great Basin White Skipper |
| Heliopyrgus domicella domicella Erichson, 1849 | Erichsons White-Skipper |
| Hesperia assiniboia Lyman, 1892 | Assiniboine Skipper |
| Hesperia attalus attalus W. H. Edwards, 1871 | Dotted Skipper |
| Hesperia colorado Scudder, 1874 | Common Branded Skipper |
| Hesperia colorado colorado Scudder, 1874 | Western Branded Skipper |
| Hesperia colorado dodgei E. Bell, 1927 | Western Branded Skipper |
| Hesperia colorado harpalus W. H. Edwards, 1881 | Idaho Branded Skipper |
| Hesperia colorado idaho W. H. Edwards, 1883 | Idaho Branded Skipper |
| Hesperia colorado leussleri Lindsey, 1940 | Western Branded Skipper |
| Hesperia colorado oregonia W. H. Edwards, 1883 | Oregon Branded Skipper |
| Hesperia colorado tildeni H. Freeman, 1956 | Tilden’S Branded Skipper |
| Hesperia columbia Scudder, 1872 | Chaparral |
| Hesperia columbia columbia Scudder, 1872 | Columbian Skipper |
| Hesperia comma (Linnaeus, 1758) | ⇒ Hesperia juba Scudder, 1872 |
| Hesperia comma borealis Lindsey, 1942 | Comma |
| Hesperia comma hulbirti Lindsey, 1939 | Common Branded Skipper |
| Hesperia comma laurentina Lyman, 1892 | Common Branded Skipper |
| Hesperia comma manitoba Scudder, 1872 | Common Branded Skipper |
| Hesperia comma oregonia W. H. Edwards, 1883 | |
| Hesperia dacotae Skinner, 1911 | Dakota skipper |
| Hesperia juba Scudder, 1872 | Jagged-border Skipper |
| Hesperia leonardus Harris, 1862 | Blazing-Star Skipper |
| Hesperia leonardus leonardus Harris, 1862 | Leonard´s Skipper |
| Hesperia leonardus pawnee Dodge, 1874 | Leonard´s Skipper |
| Hesperia lindseyi eldorado J. Emmel, T...., 1998 | Lindsey´s Skipper |
| Hesperia lindseyi lindseyi W. Holland, 1930 | Lindsey´s Skipper |
| Hesperia lindseyi macneilli J. Emmel, T...., 1998 | Lindsey´s Skipper |
| Hesperia lindseyi septentrionalis J. Emmel, T...., 1998 | Lindsey´s Skipper |
| Hesperia miriamae miriamae MacNeill, 1959 | Sierra Skipper |
| Hesperia nevada (Scudder, 1874) | ⇒ Hesperia juba Scudder, 1872 |
| Hesperia nevada sierra Austin, J. E..., 1998 | Nevada Skipper |
| Hesperia ottoe Edwards, 1866 | Ottoe Skipper |
| Hesperia pahaska Leussler, 1938 | Baja California Norte |
| Hesperia pahaska martini MacNeill, 1964 | Pahaska Skipper |
| Hesperia sassacus Harris, 1862 | Indian Skipper |
| Hesperia sassacus manitoboides J. Fletcher, 1889 | Indian Skipper |
| Hesperia sassacus sassacus T. Harris, 1862 | Indian Skipper |
| Hesperia uncas Edwards, 1863 | Uncas skipper |
| Hesperia uncas giulianii McGuire, 1998 | Giuliani'S Skipper |
| Hesperia uncas uncas W. H. Edwards, 1863 | Uncas Skipper |
| Hesperilla ornata ornata Leach, 1814 | Spotted Skipper |
| Hesperilla picta Leech, 1815 | Painted Sedge-skipper |
| Hesperopsis alpheus alpheus W. H. Edwards, 1876 | 'Saltbush' Saltbush Sootywing |
| Hesperopsis alpheus oricus W. H. Edwards, 1879 | Saltbush Sootywing |
| Hesperopsis libya Scudder, 1878 | Great Basin Sooty Wing |
| Hesperopsis libya joaquina Emmel, Emmel..., 1998 | Mojave Sootywing |
| Hyalothyrus neleus nileus (C.A. Clerck, 1764) | ⇒ Hyalothyrus neleus neleus Linnaeus, 1758 |
| Hylephila phyleus Drury, 1773 | Fiery Skipper |
| Hylephila phyleus phyleus Drury, 1773 | Fiery Skipper |
| Isma feralia Hewitson, 1868 | Narrowspot Lancer |
| Lerema accius Smith, 1797 | Clouded Skipper |
| Lerema liris Evans, 1955 | Liris Skipper |
| Lerodea eufala Edwards, 1869 | Eufala Skipper |
| Librita librita Plötz, 1886 | Librita Skipper |
| Lucida lucia melitaea (M.W.K. Draudt, 1923) | ⇒ Lucida lucia scopas Mabille, 1891 |
| Mastor eos Edwards, 1871 | |
| Mastor hegon Scudder, 1863 | |
| Mastor oslari Skinner, 1899 | |
| Mastor vialis Edwards, 1862 | |
| Megathymus streckeri Skinner, 1895 | Plains giant skipper |
| Megathymus yuccae martini D. Stallings..., 1956 | Yucca Giant-Skipper |
| Mesodina halyzia Hewitson, 1868 | Eastern Iris-skipper |
| Mimas tiliae Linnaeus, 1758 | Lime hawk moth |
| Molo schausi (Lindsey, 1925) | ⇒ Molo mango Guenée, 1865 |
| Monza camerona (Plötz, 1879) | ⇒ Monza cretacea Snellen, 1872 |
| Muschampia proto (Ochsenheimer, 1808) | ⇒ Sloperia proto Ochsenheimer, 1808 |
| Nastra lherminier Latreille, 1824 | Swarthy Skipper |
| Neoxeniades braesia andricus Mabille, 1895 | |
| Niconiades cydia Hewitson, 1876 | |
| Nisoniades ephora Herrich-Schä..., 1870 | Ephora Tufted-Skipper |
| Nisoniades gambrus (Mabille & Bo..., 1917) | ⇒ Nisoniades maura Mabille & Bo..., 1917 |
| Noctuana lactifera Butler & Druce, 1872 | Cryptic Skipper |
| Noctuana stator Godman & Salvin, 1899 | Red-studded Skipper |
| Notamblyscirtes simius W. H. Edwards, 1881 | Simius Roadside-Skipper |
| Notocrypta paralysos alysia Evans, 1926 | |
| Oarisma edwardsii Barnes, 1897 | Edwards Skipperling |
| Oarisma garita Reakirt, 1866 | Garita Skipper |
| Oarisma poweshiek Parker, 1870 | Eastern Skipperling |
| Ochlodes agricola Boisduval, 1852 | California Skipper |
| Ochlodes agricola agricola Boisduval, 1852 | Rural Skipper |
| Ochlodes agricola nemorum Boisduval, 1852 | Forest Skipper |
| Ochlodes agricola verus W. H. Edwards, 1881 | Rural Skipper |
| Ochlodes sylvanoides Boisduval, 1852 | Western Skipper |
| Ochlodes sylvanoides catalina Emmel & Emmel, 1998 | Woodland Skipper |
| Ochlodes sylvanoides orecoasta Scott, 1981 | Oregon Coast Skipper |
| Ochlodes sylvanoides santacruza Scott, 1981 | Woodland Skipper |
| Ochlodes sylvanoides sylvanoides Boisduval, 1852 | Woodland Skipper |
| Ochlodes sylvanus (Esper, 1777) | ⇒ Ochlodes venatus BREMER & GREY, 1852 |
| Ochlodes yuma yuma W. H. Edwards, 1873 | Yuma Skipper |
| Ocybadistes flavovittatus flavovittatus Latreille, 1824 | Common Dart |
| Ocybadistes walkeri sonia Waterhouse, 1933 | |
| Ocybadistes walkeri sothis Waterhouse, 1933 | Yellow-banded Dart |
| Oerane microthyrus neaera de Nicéville, 1891 | White Club Flitter |
| Pamphila manitoboides (Fletcher, 1889) | ⇒ Hesperia sassacus Harris, 1862 |
| Pamphila montana (Skinner, 1911) | ⇒ Hesperia leonardus Harris, 1862 |
| Pamphila ranoha (Westwood, 1881) | ⇒ Parosmodes morantii Trimen, 1873 |
| Panoquina errans Skinner, 1892 | Wandering Skipper |
| Panoquina ocola Edwards, 1863 | Long-windged Skipper |
| Parosmodes morantii Trimen, 1873 | Morant's Orange |
| Perichares philetes adela Hewitson, 1867 | Adela’s Green-backed Ruby-Eye |
| Pheraeus argynnis Plötz, 1883 | |
| Phocides polybius phanias Burmeister, 1880 | |
| Pholisora catullus Fabricius, 1793 | Common sooty wing |
| Pholisora libya (Scudder, 1878) | ⇒ Hesperopsis libya Scudder, 1878 |
| Pholisora mejicanus Reakirt, 1866 | Mexican Sootywing |
| Platylesches robustus villa Evans, 1937 | |
| Poanes hobomok Harris, 1862 | Hobomok Skipper |
| Poanes hobomok hobomok T. Harris, 1862 | Hobomok Skipper |
| Poanes massasoit Scudder, 1863 | Muberry Wing |
| Poanes viator Edwards, 1865 | Broad Marsh Skipper |
| Poanes zabulon Boisduval & ..., 1829 | Southern Dimorphic Skipper |
| Polites coras (Cramer, 1775) | ⇒ Polites peckius W. Kirby, 1837 |
| Polites draco W.H. Edwards, 1871 | Draco Skipper |
| Polites mystic W.H. Edwards, 1863 | Long Dash |
| Polites mystic dacotah W. H. Edwards, 1871 | Long Dash |
| Polites mystic mystic W. H. Edwards, 1863 | Long Dash |
| Polites origenes Fabricius, 1793 | Cross-Line Skipper |
| Polites origenes origenes Fabricius, 1793 | Crossline Skipper |
| Polites origines Fabricius, 1793 | |
| Polites peckius W. Kirby, 1837 | Peck skipper |
| Polites peckius peckius W. Kirby, 1837 | Peck´s Skipper |
| Polites peclcius | |
| Polites rhesus W.H. Edwards, 1878 | Plains Gray Skipper |
| Polites sabuleti Boisduval, 1852 | Saltgrass Skipper |
| Polites sabuleti aestivalis Emmel, Emmel..., 1998 | Sandhill Skipper |
| Polites sabuleti channelensis Emmel & Emmel, 1998 | Sandhill Skipper |
| Polites sabuleti chusca Edwards, 1873 | Mojave sandhill skipper |
| Polites sonora Scudder, 1872 | Sonora Skipper |
| Polites sonora siris W. H. Edwards, 1881 | Dog Star SKipper |
| Polites themistocles Latreille, 1824 | Tawny-edge skipper |
| Polites themistocles themistocles Latreille, 1824 | Eastern Tawny-Edged Skipper |
| Polites themistocles turneri H. Freeman, 1944 | Tawny-edged Skipper |
| Polites vibex Geyer, 1832 | Whirlabout |
| Pompeius pompeius Latreille, 1824 | Common Glassywing |
| Pompeius verna Edwards, 1862 | Little Glassy Wing |
| Porphyrogenes passalus omphale (Butler, 1871) | ⇒ Porphyrogenes omphale Butler, 1871 |
| Pseudocopaeodes eunus alinea Scott, 1981 | Alkali Skipper |
| Pseudocopaeodes eunus flavus Austin & Emmel, 1998 | Alkali Skipper |
| Pseudocopaeodes eunus obscurus Austin & Emmel, 1998 | Alkali Skipper |
| Pyrgus (Pyrgus) malvae Linnaeus, 1758 | Grizzled Skipper |
| Pyrgus (Scelotrix) centaureae Rambur, 1839 | 'Appalachian' Grizzled Skipper |
| Pyrgus centaureae freija Warren, 1924 | Freija'S Grizzled Skipper |
| Pyrgus centaureae loki Evans, 1953 | Grizzled Skipper |
| Pyrgus albescens (Plötz, 1884) | ⇒ Pyrgus communis Grote, 1872 |
| Pyrgus cinarae Rambur, 1839 | Sandy Grizzled Skipper |
| Pyrgus cirsii Rambur, 1839 | Cinqfoil Skipper |
| Pyrgus communis Grote, 1872 | Checkered Skipper |
| Pyrgus communis communis Grote, 1872 | Common Checkered-Skipper |
| Pyrgus freija (Warren, 1924) | ⇒ Pyrgus centaureae Rambur, 1839 |
| Pyrgus oileus Linnaeus, 1767 | Tropical Checkered Skipper |
| Pyrgus ruralis Boisduval, 1852 | Desert checkered skipper |
| Pyrgus ruralis lagunae Scott, 1981 | Laguna Mountains Checkered-Skipper |
| Pyrgus ruralis ruralis Boisduval, 1852 | Two-banded Checkered-Skipper |
| Pyrgus scriptura Boisduval, 1852 | Small Checkered Skipper |
| Pyrgus scriptura scriptura Boisduval, 1852 | Small Checkered-Skipper |
| Pyrgus wyandot freija Warren, 1924 | |
| Quedionuchus longipennis Mannerheim, 1846 | |
| Quedionuchus plagiatus Mannerheim, 1843 | |
| Sacrator polites polites Godman & Salvin, 1879 | |
| Satarupa nymphalis nymphalis | |
| Spathilepia clonius Cramer, 1775 | Falcate Skipper |
| Spialia diomus diomus Hopffer, 1855 | |
| Spialia zaira (Plötz, 1884) | ⇒ Spialia dromus Plötz, 1884 |
| Staphylus ceos Edwards, 1882 | Golden-headed Scallopwing |
| Staphylus hayhurstii Edwards, 1870 | Hayhurst's scallopwing |
| Staphylus mazans Reakirt, 1866 | Mazans Scallopwing |
| Symmachia hetaerina Hewitson, 1867 | |
| Systasea zampa Edwards, 1876 | Arizona Powdered Skipper |
| Telicota anisodesma Lower, 1911 | Large Darter |
| Telicota colon colon Fabricius, 1775 | Common palm dart |
| Telicota ternatensis solva Evans, 1949 | |
| Thoressa fusca caenis Leech, 1894 | |
| Thorybes bathyllus (J. E. Smith, 1797) | ⇒ Thorybes daunus Cramer, 1777 |
| Thorybes daunus Cramer, 1777 | |
| Thorybes diversus Bell, 1927 | Bell´s Cloudy Wing |
| Thorybes pylades Scudder, 1870 | Cloudy Wing |
| Thorybes pylades integra (P.A.D. Lanktree, 1968) | ⇒ Thorybes pylades pylades Scudder, 1870 |
| Thorybes pylades pylades Scudder, 1870 | Northern Cloudywing |
| Thracides cleanthes aspilota (P. Mabille &..., 1912) | ⇒ Thracides cleanthes cleanthes Latreille, 1824 |
| Thymelicus lineola Ochsenheimer, 1808 | Essex Skipper |
| Thymelicus lineola lineola (Ochsenheimer, 1808) | ⇒ Thymelicus lineola Ochsenheimer, 1808 |
| Thymelicus sylvestris Poda, 1761 | Hesperiid Moth |
| Toxidia doubledayi Felder, 1862 | Doubleday's Skipper |
| Toxidia parvula Plötz, 1884 | Banded Grass-skipper |
| Toxidia peron Latreille, 1824 | Dingy Grass-skipper |
| Trapezites luteus leucon Waterhouse, 1938 | |
| Trapezites petalia Hewitson, 1868 | Black-ringed Ochre |
| Trapezites phigalia Hewitson, 1868 | Heath Ochre |
| Trapezites praxedes Plotz, 1884 | Praxedes Skipper |
| Trapezites symmomus symmomus Hübner, 1823 | Symmomus Skipper |
| Urbanus dorantes calafia Williams, 1926 | Baja Dorantes Longtail |
| Urbanus prodicus Bell, 1956 | Montane Longtail |
| Urbanus pronta W.H. Evans, 1952 | Pronta Longtail |
| Urbanus proteus Linnaeus, 1758 | Bean leaf roller |
| Urbanus proteus proteus Linnaeus, 1758 | Long-tailed Skipper |
| Urbanus simplicius Stoll, 1790 | Plain Longtail |
| Urbanus teleus Hübner, 1821 | Teleus Longtail |
| Vehilius inca Scudder, 1872 | Inca Brown-Skipper |
| Vidius perigenes Godman, 1900 | Pale-rayed Skipper |
| Vinius philaenus (P. Mabille, 1883) | ⇒ Vinius letis Plötz, 1883 |
| Wallengrenia egeremet Scudder, 1863 | Brown Broken Dash |
| Wallengrenia egremet | |
| Wallengrenia otho Smith, 1797 | Broken Dash |
| Yvretta rhesus (Edwards, 1878) | ⇒ Polites rhesus W.H. Edwards, 1878 |
