hairstreak

(herstrēk′)

noun

any of a number of small, usually dark-colored butterflies (family Lycaenidae) with each hind wing commonly having narrow taillike projections

See hairstreak in American Heritage Dictionary 4

noun
Any of numerous butterflies of the subfamily Theclinae, having transverse streaks on the undersurface of the wings and fine, hairlike projections on the hind wings.

Learn more about hairstreak

link/cite print suggestion box