A new member of the Stictochironomus caffrarius group from West Bengal, India, with emendation of generic diagnosis (Diptera, Chironomidae)

Abstract

Stictochironomus bengalensis n. sp. is described based on the male adult, pupa and larva from West Bengal, India. The species is a new member of the S. caffrarius group. Generic diagnoses for the pupa and larva are emended to accommodate the characteristics of the species group. In addition, a key to the known males of Stictochironomus from the Oriental region is provided.