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Western Tailed-blue
Everes amyntula
The western tailed-blue (Cupido amyntula) is a member of the family Lycaenidae and is seen across western North America as far north as Alaska. The upperside of the male butterfly is blue while the female has a darker brown band on the outer side of the wing. The underside is riddled with black spots, with a wingspan of 2.2 to 2.9 cm. The larvae feed on Thermopsis, Astragalus, Oxytropis, Vicia, and Lathyrus species.
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geo-referenced records in GBIF, from museums, herbaria and field observers.
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Every page naming Everes amyntula in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 59150.