A new species of Haploperla from China (Plecoptera Chloroperlidae)

摘要

A new species of the genus Haploperla, Haploperla triangulata >sp. n., is described and illustrated from specimens collected in Qinghai province, China. Haploperla triangulata is characterized by the epiproct mostly sclerotized and hairless, sub-triangular in dorsal view and blunt at tip; and by the aedeagus with two median elliptical lobes ventrally. The new species is compared with its most similar congeners, and diagnostic characters are presented.