Speyeria zerene, the zerene fritillary, is a butterfly found in the western portions of the United States and Canada. The species was first described by William John Swainson in 1827.
The genus Satyrium contains butterflies in the family Lycaenidae. The species of this genus are found in the Holarctic ecozone. For distribution information see Further reading "Le genre Satyrium".
Glaucopsyche lygdamus, the silvery blue, is a small butterfly native to North America.
Satyrium edwardsii, the Edwards' hairstreak, is a species of butterfly in the family Lycaenidae. It is found in the eastern parts of the United States and in the southern parts of the Canadian provinces from Saskatchewan to Quebec.
Callophrys sheridanii, the Sheridan's hairstreak and Sheridan's green hairstreak, is a butterfly in the family Lycaenidae. It is found in North America along the south coast of British Columbia and parts of Nevada, Arizona, Saskatchewan, North Dakota, and New Mexico. In 2009, this species was adopted as the U.S. state butterfly for Wyoming.
Papilio indra, the Indra swallowtail, short-tailed black swallowtail, or cliff swallowtail, is a western North American butterfly in the family Papilionidae.
Polites sabuleti, the sandhill skipper or saltgrass skipper, is a butterfly in the family Hesperiidae. It is found from southern British Columbia and eastern Washington, south through California and northern Arizona to Baja California and east to south-eastern Wyoming, central Colorado, and north-eastern New Mexico. It is an introduced species in Hawaii.
Neophasia menapia, the pine white, is a butterfly in the family Pieridae. It is found in the western United States and in southern British Columbia, Canada.
Satyrium californica, the California hairstreak, is a butterfly of the family Lycaenidae. It is found from British Columbia south to southern California and east to Colorado.
Ochlodes sylvanoides, the woodland skipper, is a butterfly of the family Hesperiidae. It is found in North America from British Columbia south to southern California, east to Montana, Colorado and Arizona.
Satyrium acadica, the Acadian hairstreak, is a butterfly of the family Lycaenidae. It is found in North America from British Columbia east to Nova Scotia and south to Idaho, Colorado, the northern Midwest, Maryland, and New Jersey.
Callophrys polios, the hoary elfin, is a butterfly of the family Lycaenidae. It is listed as a species of special concern and believed extirpated in the US state of Connecticut.
Satyrium behrii, the Behr's hairstreak, is a butterfly of the family Lycaenidae. It is found in western North America from western Texas north and west through New Mexico, Arizona, and southern California to British Columbia.
Satyrium fuliginosum, the sooty hairstreak, is a butterfly of the family Lycaenidae. It is found in western North America from British Columbia to central California, east to Wyoming and northern Colorado.
Callophrys mossii, commonly known as Moss's elfin, stonecrop elfin or Schryver's elfin, is a species of butterfly native to North America in the family Lycaenidae. It is found from British Columbia south to southern California and east to Wyoming and Colorado in isolated populations. The habitat consists of rocky outcrops, woody canyons and cliffs.
The sylvan hairstreak is a butterfly of the family Lycaenidae. It is found in western North America, from British Columbia south-east to Wyoming, Colorado and New Mexico and south through California to Baja California Norte, Mexico.
Speyeria egleis, commonly known as the Great Basin fritillary or egleis fritillary, is a butterfly of the family Nymphalidae. It is found in the United States, where it has been recorded from North Dakota southwest through Oregon to California and south to Colorado. The habitat consists of mountain meadows, forest openings and exposed rocky ridges.
Satyrium semiluna, known generally as the sagebrush sooty hairstreak or half-moon hairstreak, is a species of hairstreak in the butterfly family Lycaenidae. It is found in North America. The MONA or Hodges number for Satyrium semiluna is 4277.1.
