BUTTERFLY AND SKIPPER CHECKLIST 
This preliminary list has been put together by Charles Bird. Please contact the compiler if you are able to make any additions. Back these up with a photograph if that is possible.
HESPERIIDAE (Skippers)
Erynnis icelus (Dreamy Duskywing)
Erynnis persius (Persius Duskywing)
Hesperia manitoba (Assiniboine Skipper)
Oarisma garita (Garita Skipperling)
Polites mystic (Long Dash Skipper)
Thorybes pylades (Northern Cloudywing)
Thymelicus lineola (European Skipper)
PAPILIONIDAE (Swallowtails)
Papilio canadensis (Canadian Tiger Swallowtail)
PIERIDAE (Whites and Yellows)
Colias philodice eryphile (Clouded Sulphur)
Pieris napi oleracea (Mustard White)
Pontia occidentalis (Western Checkered White)
LYCAENIDAE (Blues and Hairstreaks)
Celastrina lucia (Spring Azure)
Cupido amyntula albrighti (Western Tailed Blue)
Glaucopsyche lygdamus (Silvery Blue)
Incisalia polios obscurus (Hoary Elfin)
Lycaena helloides (Purplish Copper)
Satyrium liparops (Striped Hairstreak)
Satyrium titus immaculosus (Coral Hairstreak)
NYMPHALIDAE (Brush-footed Butterflies)
Aglais milberti (Milbert’s Tortoiseshell)
Boloria bellona jenistai (Meadow Fritillary)
Boloria chariclea glandis (Purple Fritillary)
Boloria eunomia (Bog Fritillary)
Danaus plexippus (Monarch)
Limenitis arthemis rubrofasciata (White Admiral)
Nymphalis antiopa (Mourning Cloak)
Nymphalis vau-album (Compton Tortoiseshell)
Polygonia faunus (Green Comma)
Speyeria atlantis hollandi (Atlantis Fritillary)
Speyeria cybele pseudocarpentri (Great Spangled Fritillary)
Speyeria hesperis dennisi (Northwestern Fritillary)
Phyciodes cocyta (Northern Pearl Crescent)
SATYRIDAE (Nymphs, Satyrs and Arctics)
Cercyonis pegala ino (Common Wood Nymph)
Coenonympha inornata benjamini (Ringlet)
Enodia anthedon (Northern Pearly-eye)
Erebia discoidalis (Red-disked Alpine)
Oeneis macounii (Macoun’s Arctic)
