Western Tailed-Blue

Cupido amyntula

Summary 2

The Western Tailed-blue (Cupido amyntula) is a member of the Lycaenidae family and is seen across western North America as far norther 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 riddle with black spots, with a wingspan of 2.2 to 2.9 cm. The larvae feed on Thermopsis, Astragalus, Oxytropis, Vicia, and Lathyrus.

Sources and Credits

  1. (c) Nick Block, some rights reserved (CC BY), uploaded by Nick Block
  2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Cupido_amyntula

More Info

iNaturalist.ca Map

Manitoba conservation status rank S5 - Very Common