Plebejus is a genus of butterflies in the family Lycaenidae. Its species are found in the Palearctic and Nearctic realms.
The Melissa blue is a butterfly of the family Lycaenidae. It is found in western North America, from Canada to Mexico.
Plebejus argyrognomon, common name Reverdin's blue is a butterfly of the family Lycaenidae. The species is named after Jacques-Louis Reverdin.
Plebejus idas, the Idas blue or northern blue, is a butterfly of the family Lycaenidae. It belongs to the subfamily of Polyommatinae.
Glaucopsyche lygdamus, the silvery blue, is a small butterfly native to North America.
Icaricia shasta, the Shasta blue, is a butterfly of the family Lycaenidae. It is found from the northwestern United States to southern Saskatchewan and Alberta.
Euphilotes enoptes, the dotted blue, is a species of blue (Polyommatinae) butterfly in the family Lycaenidae. It is found in North America.
Ochlodes yuma, the Yuma skipper, is a species of grass skipper in the butterfly family Hesperiidae.
Poladryas arachne, the arachne checkerspot, is a species of crescents, checkerspots, anglewings, etc. in the butterfly family Nymphalidae.
Hesperia lindseyi, known generally as Lindsey's skipper, is a species of grass skipper in the butterfly family Hesperiidae. Other common names include the Lindsey's branded skipper and lost-egg skipper. It is found in North America.
Lycaena editha, known generally as the Edith's copper or great gray copper, is a species of copper in the butterfly family Lycaenidae. It is found in North America.
Plebulina emigdionis, the San Emigdio blue, is a species of blue in the family of butterflies known as Lycaenidae. It is the sole representative of the monotypic genus Plebulina. It is endemic to Southern California.
Euphilotes bernardino, the Bernardino blue, is a butterfly in the family Lycaenidae. The species was first described by William Barnes and James Halliday McDunnough in 1916. It is found in North America.
Euphilotes mojave, known generally as the Mojave dotted blue or Mojave blue, is a species of blue in the butterfly family Lycaenidae. It is found in North America.
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.
Satyrium auretorum, or gold-hunter's hairstreak, is a species of hairstreak in the butterfly family Lycaenidae. It is found in North America.
Philotiella speciosa, the small blue, is a species of blue in the butterfly family Lycaenidae.
Apodemia virgulti, or Behr's metalmark, is a species of metalmark in the butterfly family Riodinidae.
Lycaena xanthoides, the great copper, is a species of copper in the butterfly family Lycaenidae. It is found in North America.
Lycaena gorgon, known generally as the gorgon copper or stream water-crowfoot, is a species of copper in the butterfly family Lycaenidae. It is found in North America.
