(Betashachia angustipennis)
Betashachia angustipennis is a species of butterfly. It was first described by Matsumura in 1925. Betashachia angustipennis belongs to the genus Betashachia, and family Notodontidae. A species under it we find B. a. tropica. Betashachia is a genus of butterflies. Betashachia belongs to the family Notodontidae.