| Colorado Hairstreak |
Hypaurotis crysalus |
| Golden Hairstreak |
Habrodais grunus |
| Atala |
Eumaeus atala |
| Mexican Cycadian |
Eumaeus toxea |
| Strophius Hairstreak |
Allosmaitia strophius |
| Great Purple Hairstreak |
Atlides halesus |
| Creamy Stripe-streak |
Arawacus jada |
| Gold-bordered Hairstreak |
Rekoa palegon |
| Marius Hairstreak |
Rekoa marius (=spurina ) |
| Black Hairstreak |
Ocaria ocrisia |
| Amethyst Hairstreak |
Chlorostrymon maesites |
| Telea Hairstreak |
Chlorostrymon telea |
| Silver-banded Hairstreak |
Chlorostrymon simaethis |
| Soapberry Hairstreak |
Phaeostrymon alcestis |
| Coral Hairstreak |
Satyrium titus |
| Behr's Hairstreak |
Satyrium behrii |
| Sooty Hairstreak |
Satyrium fulginosum |
| Acadian Hairstreak |
Satyrium acadica |
| California Hairstreak |
Satyrium californica |
| Sylvan Hairstreak |
Satyrium sylvinus |
| Edwards' Hairstreak |
Satyrium edwardsii |
| Banded Hairstreak |
Satryium calanus |
| Hickory Hairstreak |
Satyrium caryaevorum |
| King's Hairstreak |
Satyrium kingi |
| Striped Hairstreak |
Satyrium liparops |
| Gold-hunter's Hairstreak |
Satyrium auretorum |
| Mountain Mahogany Hairstreak |
Satyrium tetra |
| Hedgerow Hairstreak |
Satyrium saepium |
| Southern Hairstreak |
Satyrium favonius |
| Ilavia Hairstreak |
Satyrium ilavia |
| Poling's Hairstreak |
Satyrium polingi |
| Clench's Greenstreak |
Cyanophrys miserabilis |
| Goodson's Greenstreak |
Cyanophrys goodsoni |
| Tropical Greenstreak |
Cyanophrys herodotus |
| Bramble Hairstreak |
Callophrys dumetorum |
| 'Bramble' Bramble Hairstreak |
Callophrys dumetorum dumetorum |
| 'Coastal' Bramble Hairstreak |
Callophrys dumetorum viridis |
| 'Canyon' Bramble Hairstreak |
Callophrys dumetorum apama |
| 'Immaculate' Bramble Hairstreak |
Callophrys dumetorum affinis |
| Sheridan's Hairstreak |
Callophrys sheridanii |
| 'White-lined' Sheridan's Hairstreak |
Callophrys sheridanii sheridanii |
| 'Desert' Sheridan's Hairstreak |
Callophrys sheridanii comstocki |
| 'Alpine' Sheridan's Hairstreak |
Callophrys sheridanii lemberti |
| Xami Hairstreak |
Callophrys xami |
| Sandia Hairstreak |
Callophrys mcfarlandi |
| Brown Elfin |
Callophrys augustinus |
| Desert Elfin |
Callophrys fotis |
| Moss' Elfin |
Callophrys mossii |
| Hoary Elfin |
Callophrys polios |
| Frosted Elfin |
Callophrys irus |
| Henry's Elfin |
Callophrys henrici |
| Bog Elfin |
Callophrys lanoraieensis |
| Eastern Pine Elfin |
Callophrys niphon |
| Western Pine Elfin |
Callophrys eryphon |
| Thicket Hairstreak |
Callophrys spinetorum |
| Johnson's Hairstreak |
Callophrys johnsoni |
| Juniper Hairstreak |
Callophrys gryneus |
| 'Olive' Juniper Hairstreak |
Callophrys gryneus gryneus |
| 'Sweadner's ' Juniper Hairstreak |
Callophrys gryneus sweadneri |
| 'Siva' Juniper Hairstreak |
Callophrys gryneus siva |
| 'Nelson's ' Juniper Hairstreak |
Callophrys gryneus nelsoni |
| 'Muir's' Juniper Hairstreak |
Callophrys gryneus muiri |
| 'Loki' Juniper Hairstreak |
Callophrys gryneus loki |
| 'Thorne's ' Juniper Hairstreak |
Callophrys gryneus thornei |
| Hessel's Hairstreak |
Callophrys hesseli |
| Aquamarine Hairstreak |
Oenomaus ortygnus |
| White M Hairstreak |
Parrhasius m-album |
| Gray Hairstreak |
Strymon melinus |
| Avalon Scrub-Hairstreak |
Strymon avalona |
| Red-crescent Scrub-Hairstreak |
Strymon rufofusca |
| Red-lined Scrub-Hairstreak |
Strymon bebrycia |
| Martial Scrub-Hairstreak |
Strymon martialis |
| Yojoa Scrub-Hairstreak |
Strymon yojoa |
| White Scrub-Hairstreak |
Strymon albata |
| Bartram's Scrub-Hairstreak |
Strymon acis |
| Lacey's Scrub-Hairstreak |
Strymon alea |
| Mallow Scrub-Hairstreak |
Strymon columella |
| Disguised Scrub-Hairstreak |
Strymon limenia |
| Tailless Scrub-Hairstreak |
Strymon cestri |
| Lantana Scrub-Hairstreak |
Strymon bazochii |
| Bromeliad Scrub-Hairstreak |
Strymon serapio |
| Ruddy Hairstreak |
Electrostrymon sangala |
| Fulvous Hairstreak |
Electrostrymon angelia |
| Muted Hairstreak |
Electrostrymon canus |
| Red-banded Hairstreak |
Calycopis cecrops |
| Dusky-blue Groundstreak |
Calycopis isobeon |
| Red-spotted Hairstreak |
Tmolus echion |
| Pearly-gray Hairstreak |
Siderus tephraeus |
| Leda Ministreak |
Ministrymon leda |
| Clytie Ministreak |
Ministrymon clytie |
| Gray Ministreak |
Ministrymon azia |
| Sonoran Hairstreak |
Hypostrymon critola |
| Early Hairstreak |
Erora laeta |
| Arizona Hairstreak |
Erora quaderna |
| Western Pygmy-Blue |
Brephidium exile |
| Eastern Pygmy-Blue |
Brephidium isophthalma |
| Cassius Blue |
Leptotes cassius |
| Marine Blue |
Leptotes marina |
| Cyna Blue |
Zizula cyna |
| Miami Blue |
Hemiargus thomasi |
| Ceraunus Blue |
Hemiargus ceraunus |
| Reakirt's Blue |
Hemiargus isola |
| Eastern Tailed-Blue |
Everes comyntas |
| Western Tailed-Blue |
Everes amyntula |
| Spring Azure |
Celastrina ladon |
| 'Spring' Spring Azure |
Celastrina ladon ladon |
| 'Edwards' ' Spring Azure |
Celastrina ladon violacea |
| 'Cherry Gall' Spring Azure |
Celastrina ladon ssp. |
| 'Hops' Spring Azure |
Celastrina ladon humulus |
| 'Manitoba' Spring Azure |
Celastrina ladon argentata |
| 'Summer' Spring Azure |
Celastrina ladon neglecta |
| Appalachian Azure |
Celastrina neglectamajor |
| Dusky Azure |
Celastrina nigra (=ebinina ) |
| Sonoran Blue |
Philotes sonorensis |
| Square-spotted Blue |
Euphilotes battoides |
| Dotted Blue |
Euphilotes enoptes |
| 'Mojave' Dotted Blue |
Euphilotes enoptes mojave |
| 'Dammer's ' Dotted Blue |
Euphilotes enoptes dammersi |
| Rita Blue |
Euphilotes rita |
| Spalding's Blue |
Euphilotes spaldingi |
| Small Blue |
Philotiella speciosa |
| Arrowhead Blue |
Glaucopsyche piasus |
| Silvery Blue |
Glaucopsyche lygdamus |
| Northern Blue |
Lycaeides idas (=argyrognomon ) |
| Melissa Blue |
Lycaeides melissa |
| Greenish Blue |
Plebejus saepiolus |
| San Emigdio Blue |
Plebejus emigdionis |
| Boisduval's Blue |
Plebejus icarioides |
| Shasta Blue |
Plebejus shasta |
| Acmon Blue |
Plebejus acmon |
| Lupine Blue |
Plebejus lupinus |
| Veined Blue |
Plebejus neurona |
| Cranberry Blue |
Vacciniina optilete |
| Arctic Blue |
Agriades glandon |
| 'Glandon' Arctic Blue |
Agriades glandon glandon |
| 'Mountain' Arctic Blue |
Agriades glandon franklinii |
| 'Rustic' Arctic Blue |
Agriades glandon rusticus |
| Dotted Checkerspot |
Poladryas minuta |
| Arachne Checkerspot |
Poladryas arachne |
| Theona Checkerspot |
Thessalia theona |
| Chinati Checkerspot |
Thessalia chinatiensis |
| Black Checkerspot |
Thessalia cyneas |
| Fulvia Checkerspot |
Thessalia fulvia |
| Leanira Checkerspot |
Thessalia leanira |
| California Patch |
Chlosyne californica |
| Bordered Patch |
Chlosyne lacinia |
| Definite Patch |
Chlosyne definita |
| Banded Patch |
Chlosyne endeis |
| Crimson Patch |
Chlosyne janais |
| Rosita Patch |
Chlosyne rosita |
| Red-spotted Patch |
Chlosyne marina (includes melitaeoides ) |
| Gorgone Checkerspot |
Chlosyne gorgone |
| Silvery Checkerspot |
Chlosyne nycteis |
| Harris' Checkerspot |
Chlosyne harrisii |
| Northern Checkerspot |
Chlosyne palla |
| Rockslide Checkerspot |
Chlosyne whitneyi (includes damoetas ) |
| Sagebrush Checkerspot |
Chlosyne acastus (includes neumoegeni ) |
| Gabb's Checkerspot |
Chlosyne gabbii |
| Hoffmann's Checkerspot |
Chlosyne hoffmanni |
| Elf |
Microtia elva |
| Tiny Checkerspot |
Dymasia dymas |
| Elada Checkerspot |
Texola elada |
| Texan Crescent |
Phyciodes texana |
| 'Texan' Texan Crescent |
Phyciodes texana texana |
| 'Seminole' Texan Crescent |
Phyciodes texana seminole |
| Cuban Crescent |
Phyciodes frisia |
| 'Cuban' Cuban Crescent |
Phyciodes frisia frisia |
| 'Tulcis' Cuban Crescent |
Phyciodes frisia tulcis |
| Black Crescent |
Phyciodes ptolyca |
| Vesta Crescent |
Phyciodes vesta |
| Phaon Crescent |
Phyciodes phaon |
| Pearl Crescent |
Phyciodes tharos |
| Northern Crescent |
Phyciodes selenis |
| Tawny Crescent |
Phyciodes batesii |
| Field Crescent |
Phyciodes campestris |
| Painted Crescent |
Phyciodes picta |
| California Crescent |
Phyciodes orseis |
| Pale Crescent |
Phyciodes pallida |
| Mylitta Crescent |
Phyciodes mylitta |
| Gillette's Checkerspot |
Euphydryas gillettii |
| Variable Checkerspot |
Euphydryas chalcedona |
| 'Chalcedon' Variable Checkerspot |
Euphydryas chalcedona chalcedona |
| 'Anicia' Variable Checkerspot |
Euphydryas chalcedona anicia |
| Edith's Checkerspot |
Euphydryas editha |
| Baltimore Checkerspot |
Euphydryas phaeton |
| Question Mark |
Polygonia interrogationis |
| Eastern Comma |
Polygonia comma |
| Satyr Comma |
Polygonia satyrus |
| Green Comma |
Polygonia faunus (includes hylas) |
| 'Green' Green Comma |
Polygonia faunus faunus |
| 'Sylvan' Green Comma |
Polygonia faunus silvius |
| Hoary Comma |
Polygonia gracilis (includes zephyrus) |
| Oreas Comma |
Polygonia oreas |
| Gray Comma |
Polygonia progne |
| Compton Tortoiseshell |
Nymphalis vau-album |
| California Tortoiseshell |
Nymphalis californica |
| Mourning Cloak |
Nymphalis antiopa |
| Milbert's Tortoiseshell |
Nymphalis milberti |
| Small Tortoiseshell |
Nymphalis urticae |
| American Lady |
Vanessa virginiensis |
| Painted Lady |
Vanessa cardui |
| West Coast Lady |
Vanessa annabella |
| Red Admiral |
Vanessa atalanta |
| Orange Mapwing |
Hypanartia lethe |
| Mimic |
Hypolimnas misippus |
| Common Buckeye |
Junonia coenia |
| Mangrove Buckeye |
Junonia evarete |
| Tropical Buckeye |
Junonia genoveva |
| form nigrosuffusa |
|
| White Peacock |
Anartia jatrophae |
| Caribbean Peacock |
Anartia chrysopelea |
| Banded Peacock |
Anartia fatima |
| Malachite |
Siproeta stelenes |
| Southern Pearly-eye |
Enodia portlandia |
| Northern Pearly-eye |
Enodia anthedon |
| Creole Pearly-eye |
Enodia creola |
| Eyed Brown |
Satyrodes eurydice |
| Appalachian Brown |
Satyrodes appalachia |
| Nabokov's Satyr |
Cyllopsis pyracmon |
| 'Nabokov's ' Nabokov's Satyr |
Cyllopsis pyracmon pyracmon |
| 'Henshaw's ' Nabokov's Satyr |
Cyllopsis pyracmon henshawi |
| Canyonland Satyr |
Cyllopsis pertepida |
| Gemmed Satyr |
Cyllopsis gemma |
| Carolina Satyr |
Hermeuptychia sosybius |
| Georgia Satyr |
Neonympha areolata |
| Mitchell's Satyr |
Neonympha mitchellii |
| Little Wood-Satyr |
Megisto cymela |
| Viola's Wood-Satyr |
Megisto viola |
| Red Satyr |
Megisto rubricata |
| Pine Satyr |
Paramacera allyni |
| Hayden's Ringlet |
Coenonympha haydenii |
| Common Ringlet |
Coenonympha tullia |
| 'Inornate' Common Ringlet |
Coenonympha tullia inornata |
| 'Ochre' Common Ringlet |
Coenonympha tullia ochracea |
| 'Northwest' Common Ringlet |
Coenonympha tullia ampelos |
| 'California' Common Ringlet |
Coenonympha tullia california |
| Common Wood-Nymph |
Cercyonis pegala |
| Mead's Wood-Nymph |
Cercyonis meadii |
| Great Basin Wood-Nymph |
Cercyonis sthenele |
| Small Wood-Nymph |
Cercyonis oetus |
| Vidler's Alpine |
Erebia vidleri |
| Ross' Alpine |
Erebia rossii |
| Disa Alpine |
Erebia disa |
| Magdalena Alpine |
Erebia magdalena |
| Banded Alpine |
Erebia fasciata |
| Red-disked Alpine |
Erebia discoidalis |
| Theano Alpine |
Erebia theano |
| Four-dotted Alpine |
Erebia dabanensis (includes youngi ) |
| Common Alpine |
Erebia epipsodea |
| Colorado Alpine |
Erebia callias |
| Reddish Alpine |
Erebia kozhantshikovi (includes lafontainei ) |
| Eskimo Alpine |
Erebia occulta |
| Red-bordered Satyr |
Gyrocheilus patrobas |
| Ridings' Satyr |
Neominois ridingsii |
| Great Arctic |
Oeneis nevadensis |
| Macoun's Arctic |
Oeneis macounii |
| Chryxus Arctic |
Oeneis chryxus |
| 'Brown' Chryxus Arctic |
Oeneis chryxus chryxus |
| 'California' Chryxus Arctic |
Oeneis chryxus ivallda |
| Uhler's Arctic |
Oeneis uhleri |
| Alberta Arctic |
Oeneis alberta |
| White-veined Arctic |
Oeneis taygete (distinct from Old World Oeneis bore ) |
| Jutta Arctic |
Oeneis jutta |
| Sentinel Arctic |
Oeneis alpina (includes exubitor ) |
| Melissa Arctic |
Oeneis melissa |
| Polixenes Arctic |
Oeneis polixenes |
| Mangrove Skipper |
Phocides pigmalion |
| Guava Skipper |
Phocides palemon (=polybius ) |
| Mercurial Skipper |
Proteides mercurius |
| Zestos Skipper |
Epargyreus zestos |
| Silver-spotted Skipper |
Epargyreus clarus |
| Broken Silverdrop |
Epargyreus exadeus |
| Hammock Skipper |
Polygonus leo |
| Manuel's Skipper |
Polygonus manueli |
| White-striped Longtail |
Chioides catillus |
| Zilpa Longtail |
Chioides zilpa |
| Gold-spotted Aguna |
Aguna asander |
| Emerald Aguna |
Aguna claxon |
| Tailed Aguna |
Aguna metophis |
| Mottled Longtail |
Typhedanus undulatus |
| Mexican Longtail |
Polythrix mexicana |
| Eight-spotted Longtail |
Polythrix octomaculata |
| Short-tailed Skipper |
Zestusa dorus |
| White-crescent Longtail |
Codatractus alcaeus |
| Arizona Skipper |
Codatractus arizonensis |
| Long-tailed Skipper |
Urbanus proteus |
| Pronus Longtail |
Urbanus pronus |
| Esmeralda Longtail |
Urbanus esmeraldus |
| Dorantes Longtail |
Urbanus dorantes |
| Teleus Longtail |
Urbanus teleus |
| Tanna Longtail |
Urbanus tanna |
| Plain Longtail |
Urbanus simplicius |
| Brown Longtail |
Urbanus procne |
| White-tailed Longtail |
Urbanus doryssus |
| Two-barred Flasher |
Astraptes fulgerator |
| Small-spotted Flasher |
Astraptes egregius |
| Frosted Flasher |
Astraptes alardus |
| Gilbert's Flasher |
Astraptes gilberti |
| Yellow-tipped Flasher |
Astraptes anaphus |
| Golden-banded Skipper |
Autochton cellus |
| Sonoran Banded-Skipper |
Autochton pseudocellus |
| Chisos Banded-Skipper |
Autochton cincta |
| Hoary Edge |
Achalarus lyciades |
| Desert Cloudywing |
Achalarus casica |
| Skinner's Cloudywing |
Achalarus albociliatus |
| Coyote Cloudywing |
Achalarus toxeus |
| Jalapus Cloudywing |
Achalarus jalapus |
| Southern Cloudywing |
Thorybes bathyllus |
| Northern Cloudywing |
Thorybes pylades |
| Western Cloudywing |
Thorybes diversus |
| Mexican Cloudywing |
Thorybes mexicana |
| Confused Cloudywing |
Thorybes confusis |
| Drusius Cloudywing |
Thorybes drusius |
| Valeriana Cloudywing |
Thorybes valeriana (=mysie ) |
| Potrillo Skipper |
Cabares potrillo |
| Fritzgaertner's Flat |
Celaenorrhinus fritzgaertneri |
| Stallings' Flat |
Celaenorrhinus stallingsi |
| Falcate Skipper |
Spathilepia clonius |
| Mimosa Skipper |
Cogia calchas |
| Acacia Skipper |
Cogia hippalus |
| Outis Skipper |
Cogia outis |
| Caicus Skipper |
Cogia caicus |
| Starred Skipper |
Arteurotia tractipennis |
| Purplish-black Skipper |
Nisoniades rubescens |
| Confused Pellicia |
Pellicia angra |
| Glazed Pellicia |
Pellicia arina |
| Morning Glory Pellicia |
Pellicia dimidiata |
| Mottled Bolla |
Bolla clytius |
| Obscure Bolla |
Bolla brennus |
| Golden-headed Scallopwing |
Staphylus ceos |
| Mazans Scallopwing |
Staphylus mazans |
| Hayhurst's Scallopwing |
Staphylus hayhurstii |
| Variegated Skipper |
Gorgythion begga |
| Blue-studded Skipper |
Sostrata bifasciata |
| Hoary Skipper |
Carrhenes canescens |
| Glassy-winged Skipper |
Xenophanes tryxus |
|
Antigonus emorsus *** |
| Texas Powdered-Skipper |
Systasea pulverulenta |
| Arizona Powdered-Skipper |
Systasea zampa |
| Sickle-winged Skipper |
Achlyodes thraso |
| Hermit Skipper |
Grais stigmatica |
| Brown-banded Skipper |
Timochares ruptifasciatus |
| White-patched Skipper |
Chiomara asychis |
|
Chiomara mithrax *** |
| False Duskywing |
Gesta gesta |
| Florida Duskywing |
Ephyriades brunneus |
| Dreamy Duskywing |
Erynnis icelus |
| Sleepy Duskywing |
Erynnis brizo |
| Juvenal's Duskywing |
Erynnis juvenalis |
| Rocky Mountain Duskywing |
Erynnis telemachus |
| Propertius Duskywing |
Erynnis propertius |
| Meridian Duskywing |
Erynnis meridianus |
| Scudder's Duskywing |
Erynnis scudderi |
| Horace's Duskywing |
Erynnis horatius |
| Mournful Duskywing |
Erynnis tristis |
| Mottled Duskywing |
Erynnis martialis |
| Pacuvius Duskywing |
Erynnis pacuvius |
| Zarucco Duskywing |
Erynnis zarucco |
| Funereal Duskywing |
Erynnis funeralis |
| Columbine Duskywing |
Erynnis lucilius |
| Wild Indigo Duskywing |
Erynnis baptisiae |
| Afranius Duskywing |
Erynnis afranius |
| Persius Duskywing |
Erynnis persius |
| Grizzled Skipper |
Pyrgus centaureae |
| Two-banded Checkered-Skipper |
Pyrgus ruralis |
| Mountain Checkered-Skipper |
Pyrgus xanthus |
| Small Checkered-Skipper |
Pyrgus scriptura |
| Common Checkered-Skipper |
Pyrgus communis |
| 'Common' Common Checkered-Skipper |
Pyrgus communis communis |
| 'White' Common Checkered-Skipper |
Pyrgus communis albescens |
| Tropical Checkered-Skipper |
Pyrgus oileus |
| Desert Checkered-Skipper |
Pyrgus philetas |
| Erichson's White-Skipper |
Heliopetes domicella |
| Northern White-Skipper |
Heliopetes ericetorum |
| Laviana White-Skipper |
Heliopetes laviana |
| Turk's-cap White-Skipper |
Heliopetes macaira |
| Veined White-Skipper |
Heliopetes arsalte |
| Common Streaky-Skipper |
Celotes nessus |
| Scarce Streaky-Skipper |
Celotes limpia |
| Common Sootywing |
Pholisora catullus |
| Mexican Sootywing |
Pholisora mejicana |
| Mohave Sootywing |
Hesperopsis libya |
| Saltbush Sootywing |
Hesperopsis alpheus |
| 'Saltbush' Saltbush Sootywing |
Hesperopsis alpheus alpheus |
| 'McNeil's ' Saltbush Sootywing |
Hesperopsis alpheus gracielae |
***These species have recently been recorded in the United States. The committee has
decided to become more familiar with these species before adopting an English name for them.
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