Pterogonia episcopalisPterogonia episcopalis is a species of moth in the family Nolidae that was first described by Charles Swinhoe in 1891. It is found on the Indian subcontinent.DescriptionPterogonia episcopaliss head and thorax are violaceous grey with a few brown scales. Its abdomen is pale brown with slight whitish segmental hues. The claspers are fringed with rufous hair. The ventral surface is whitish except towards the extremity of the species.