Papilio multicaudata, the two-tailed swallowtail, is a species of the family Papilionidae found in western North America from British Columbia to Central America.
Hesperia, the branded skippers, is a Holarctic genus in the skippers (Hesperiidae) butterfly family. Most species are endemic to North America, Hesperia comma is widespread throughout the region. H. florinda is endemic to temperate eastern Asia. H. nabokovi is endemic to Hispaniola.
Apodemia palmeri, the Palmer's metalmark or gray metalmark, is a species of metalmark butterfly, Riodinidae. It is found in North America from western Texas, New Mexico, Arizona, southern Utah, southern Nevada and southern California south to central Mexico and Baja California.
Erynnis funeralis, the funereal duskywing, is a butterfly of the family Hesperiidae. It is found from southern California, Arizona, New Mexico and Texas, south to Argentina and Chile. Strays can be found north up to northern Illinois, north-eastern Nebraska, central Colorado, southern Nevada and central California.
Chiomara asychis, the white-patched skipper or white patch, is a butterfly of the family Hesperiidae. It is found from Argentina, north through tropical America to the West Indies and southern Texas. Strays can be found as far north as southern Arizona, Nevada and Kansas.
Polites sonora, the Sonoran skipper or western long dash, is a butterfly in the family Hesperiidae. It is found along the Pacific coast of the U.S., reaching Canada only in the extreme southern interior of British Columbia.
Chlosyne leanira, the leanira checkerspot, is a butterfly of the family Nymphalidae. It is found in North America from western Oregon south to California, Nevada, Utah and western Colorado, as well as Baja California. The wingspan is 33–40 mm. Generally, females are larger than males, but males have a more apparent red color to their wings.
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.
Euphilotes battoides, the square-spotted blue or buckwheat blue, is a species of butterfly of the family Lycaenidae. It is found in western North America from Washington south to Baja California Norte and then west to southern Colorado and New Mexico.
Lycaena arota, the tailed copper, is a butterfly of the family Lycaenidae. It is found in North America from New Mexico north and west to Oregon, south to southern California and Baja California, Mexico.
Hesperopsis libya, the Mojave sootywing, Mohave sootywing, Great Basin sootywing or Lena sooty wing, is a butterfly of the family Hesperiidae. It is found in North America from eastern Oregon east to Montana and south to southern California, Arizona, and north-western Mexico including Baja California.
Pseudocopaeodes eunus is a rare species of butterfly known by the common name alkali skipper. It is native to northern California and Nevada in the United States, and Baja California in Mexico. There are five subspecies. One, ssp. obscurus, the Carson wandering skipper, is treated as a federally listed endangered species of the United States. As of 2007 there are four known populations.
Callophrys mossii, the Moss's elfin, stonecrop elfin and Schryver's elfin), is a butterfly native to North America that belongs 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.
Satyrium saepium, the hedgerow hairstreak, is a butterfly of the family Lycaenidae. It is found in western North America, from British Columbia south through California into Baja California and east through northern Arizona to northern New Mexico, Colorado and Montana.
Agriades podarce, the arrowhead Arctic blue, gray blue or Sierra Nevada blue, is a butterfly in the family Lycaenidae. It is found in North America from southern Oregon to central California in the Klamath Range and the Sierra Nevada. The habitat consists of subalpine meadows.
Neominois ridingsii, or Ridings' satyr, is a species of butterfly in the family Nymphalidae. It is found from southern Alberta, Saskatchewan and Manitoba south to the Guadalupe and Catron counties of New Mexico, and west to the central Sierra Nevada of California and central Oregon. The habitat consists of short-grass prairie, intermountain areas and grasslands with some areas of bare soil.
Lon melane, the umber skipper, is a butterfly of the family Hesperiidae. It is found in California, southern Arizona, Baja California, the highlands of Mexico and Central America. The habitat consists of desert foothills, grassy areas, streamsides, roadsides, yards, parks and open oak woodland.
Speyeria egleis, commonly known as the Great Basin fritillary or egleis fritillary, is a butterfly of the family Nymphalidae. It is found in North America, 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.
Heliopetes ericetorum, the northern white-skipper, is a butterfly of the family Hesperiidae. It is found in North America from eastern Washington south to western Colorado, southern California, Arizona and Baja California in northwestern Mexico. The habitat consists of open woodland, chaparral, dry washes, desert mountains and arid lands.
