Regional Species Checklists

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Butterflies of Montana, United States

The BAMONA database currently includes verified sighting records for 215 butterfly species from this region.
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Hesperiidae Skippers

Epargyreus clarus Silver-spotted Skipper
Thorybes pylades Northern Cloudywing
Erynnis icelus Dreamy Duskywing
Erynnis juvenalis Juvenal's Duskywing
Erynnis pacuvius Pacuvius Duskywing
Erynnis afranius Afranius Duskywing
Erynnis persius Persius Duskywing
Pyrgus centaureae Grizzled Skipper
Pyrgus ruralis Two-banded Checkered-Skipper
Pyrgus scriptura Small Checkered-Skipper
Pyrgus communis Common Checkered-Skipper
Pholisora catullus Common Sootywing
Hesperopsis libya Mohave Sootywing
Hesperopsis alpheus Saltbush Sootywing
Carterocephalus palaemon Arctic Skipper
Ancyloxypha numitor Least Skipper
Oarisma garita Garita Skipperling
Thymelicus lineola European Skipper
Hesperia uncas Uncas Skipper
Hesperia juba Juba Skipper
Hesperia comma Common Branded Skipper
Hesperia assiniboia Plains Skipper
Hesperia colorado Western Branded Skipper
Hesperia ottoe Ottoe Skipper
Hesperia leonardus Leonard's Skipper
Hesperia pahaska Pahaska Skipper
Hesperia nevada Nevada Skipper
Polites rhesus Rhesus Skipper
Polites peckius Peck's Skipper
Polites sabuleti Sandhill Skipper
Polites draco Draco Skipper
Polites themistocles Tawny-edged Skipper
Polites origenes Crossline Skipper
Polites mystic Long Dash
Polites sonora Sonora Skipper
Atrytone arogos Arogos Skipper
Anatrytone logan Delaware Skipper
Ochlodes sylvanoides Woodland Skipper
Poanes hobomok Hobomok Skipper
Euphyes vestris Dun Skipper
Atrytonopsis hianna Dusted Skipper
Amblyscirtes oslari Oslar's Roadside-Skipper
Amblyscirtes vialis Common Roadside-Skipper
NotAmblyscirtes simius Simius Roadside-Skipper
Megathymus streckeri Strecker's Giant-Skipper

Papilionidae Parnassians and Swallowtails

Parnassius clodius Clodius Parnassian
Parnassius smintheus Rocky Mountain Parnassian
Papilio machaon Old World Swallowtail
Papilio polyxenes Black Swallowtail
Papilio zelicaon Anise Swallowtail
Papilio indra Indra Swallowtail
Papilio canadensis Canadian Tiger Swallowtail
Papilio glaucus Eastern Tiger Swallowtail
Papilio rutulus Western Tiger Swallowtail
Papilio eurymedon Pale Swallowtail
Papilio multicaudata Two-tailed Swallowtail

Pieridae Whites and Sulphurs

Anthocharis stella Stella Orangetip
Euchloe ausonides Large Marble
Euchloe olympia Olympia Marble
Euchloe lotta Desert Marble
Euchloe creusa Northern Marble
Neophasia menapia Pine White
Pieris marginalis Margined White
Pieris rapae Cabbage White
Pontia beckerii Becker's White
Pontia protodice Checkered White
Pontia occidentalis Western White
Pontia sisymbrii Spring White
Colias philodice Clouded Sulphur
Colias eurytheme Orange Sulphur
Colias occidentalis Western Sulphur
Colias christina Christina Sulphur
Colias alexandra Queen Alexandra's Sulphur
Colias meadii Mead's Sulphur
Colias nastes Labrador Sulphur
Colias gigantea Giant Sulphur
Colias pelidne Pelidne Sulphur
Colias interior Pink-edged Sulphur
Phoebis sennae Cloudless Sulphur
Abaeis nicippe Sleepy Orange
Nathalis iole Dainty Sulphur

Lycaenidae Gossamer-wing Butterflies

Lycaena phlaeas American Copper
Lycaena cupreus Lustrous Copper
Lycaena dione Gray Copper
Lycaena editha Edith's Copper
Lycaena hyllus Bronze Copper
Lycaena rubidus Ruddy Copper
Lycaena heteronea Blue Copper
Lycaena helloides Purplish Copper
Lycaena nivalis Lilac-bordered Copper
Lycaena mariposa Mariposa Copper
Callophrys affinis Western Green Hairstreak
Callophrys sheridanii Sheridan's Green Hairstreak
Callophrys nelsoni Nelson's Hairstreak
Callophrys gryneus Juniper Hairstreak
Callophrys spinetorum Thicket Hairstreak
Callophrys augustinus Brown Elfin
Callophrys mossii Moss' Elfin
Callophrys polios Hoary Elfin
Callophrys eryphon Western Pine Elfin
Satyrium titus Coral Hairstreak
Satyrium acadica Acadian Hairstreak
Satyrium californica California Hairstreak
Satyrium sylvinus Sylvan Hairstreak
Satyrium calanus Banded Hairstreak
Satyrium liparops Striped Hairstreak
Satyrium saepium Hedgerow Hairstreak
Satyrium fuliginosum Sooty Hairstreak
Strymon melinus Gray Hairstreak
Leptotes marina Marine Blue
Cupido comyntas Eastern Tailed-Blue
Cupido amyntula Western Tailed-Blue
Celastrina ladon Spring Azure
Celastrina lucia Northern Azure
Celastrina neglecta Summer Azure
Celastrina echo Echo Azure
Celastrina humulus Hops Azure
Glaucopsyche piasus Arrowhead Blue
Glaucopsyche lygdamus Silvery Blue
Euphilotes battoides Western Square-dotted Blue
Euphilotes ancilla Rocky Mountain Dotted-Blue
Echinargus isola Reakirt's Blue
Plebejus idas Northern Blue
Plebejus melissa Melissa Blue (includes Karner Blue)
Plebejus saepiolus Greenish Blue
Plebejus icarioides Boisduval's Blue
Plebejus shasta Shasta Blue
Plebejus acmon Acmon Blue
Plebejus lupini Lupine Blue
Plebejus glandon Arctic Blue
Plebejus cassiope Cassiope Blue

Riodinidae Metalmarks

Apodemia mormo Mormon Metalmark

Nymphalidae Brush-footed Butterflies

Euptoieta claudia Variegated Fritillary
Speyeria cybele Great Spangled Fritillary
Speyeria aphrodite Aphrodite Fritillary
Speyeria idalia Regal Fritillary
Speyeria edwardsii Edwards' Fritillary
Speyeria coronis Coronis Fritillary
Speyeria zerene Zerene Fritillary
Speyeria callippe Callippe Fritillary
Speyeria egleis Great Basin Fritillary
Speyeria atlantis Atlantis Fritillary
Speyeria hesperis Northwestern Fritillary
Speyeria hydaspe Hydaspe Fritillary
Speyeria mormonia Mormon Fritillary
Boloria eunomia Bog Fritillary
Boloria selene Silver-bordered Fritillary
Boloria bellona Meadow Fritillary
Boloria frigga Frigga Fritillary
Boloria kriemhild Relict Fritillary
Boloria epithore Pacific Fritillary
Boloria freija Freija Fritillary
Boloria alberta Alberta Fritillary
Boloria astarte Astarte Fritillary
Boloria chariclea Arctic Fritillary
Limenitis arthemis Red-spotted Purple or White Admiral
Limenitis arthemis astyanax 'Astyanax' Red-spotted Purple
Limenitis lorquini Lorquin's Admiral
Limenitis weidemeyerii Weidemeyer's Admiral
Chlosyne nycteis Silvery Checkerspot
Chlosyne gorgone Gorgone Checkerspot
Chlosyne whitneyi Rockslide Checkerspot
Chlosyne acastus Sagebrush Checkerspot
Chlosyne palla Northern Checkerspot
Phyciodes pallida Pale Crescent
Phyciodes mylitta Mylitta Crescent
Phyciodes tharos Pearl Crescent
Phyciodes cocyta Northern Crescent
Phyciodes batesii Tawny Crescent
Phyciodes pulchella Field Crescent
Euphydryas gillettii Gillette's Checkerspot
Euphydryas editha Edith's Checkerspot
Euphydryas chalcedona Chalcedon Checkerspot
Euphydryas anicia Anicia Checkerspot
Euphydryas colon Colon Checkerspot
Polygonia comma Eastern Comma
Polygonia satyrus Satyr Comma
Polygonia faunus Green Comma
Polygonia gracilis Hoary Comma
Polygonia progne Gray Comma
Polygonia oreas Oreas Comma
Aglais milberti Milbert's Tortoiseshell
Nymphalis vaualbum Compton Tortoiseshell
Nymphalis antiopa Mourning Cloak
Nymphalis californica California Tortoiseshell
Vanessa atalanta Red Admiral
Vanessa cardui Painted Lady
Vanessa annabella West Coast Lady
Vanessa virginiensis American Lady
Satyrodes eurydice Eyed Brown
Coenonympha haydenii Hayden's Ringlet
Coenonympha tullia Common Ringlet
Megisto cymela Little Wood-Satyr
Erebia magdalena Magdalena Alpine
Erebia epipsodea Common Alpine
Erebia discoidalis Red-disked Alpine
Erebia pawlowskii Yellow-dotted Alpine
Erebia callias Colorado Alpine
Neominois ridingsii Ridings' Satyr
Neominois wyomingo Wyoming Satyr
Oeneis polixenes Polixenes Arctic
Oeneis jutta Jutta Arctic
Oeneis melissa Melissa Arctic
Oeneis bore White-veined Arctic
Oeneis chryxus Chryxus Arctic
Oeneis alberta Alberta Arctic
Oeneis uhleri Uhler's Arctic
Cercyonis pegala Common Wood-Nymph
Cercyonis meadii Mead's Wood-Nymph
Cercyonis sthenele Great Basin Wood-Nymph
Cercyonis oetus Small Wood-Nymph