On The Taxonomy Of The Genera Sesapa And Nipponasura (Lepidoptera, Erebidae, Arctiinae) Author Volynkin, A. V. text Vestnik Zoologii 2017 2017-10-26 51 5 369 374 https://www.degruyter.com/doi/10.1515/vzoo-2017-0044 journal article 10.1515/vzoo-2017-0044 daecb7ef-4000-4262-9ac7-ed6093bb56ad 2073-2333 6449414 Subgenus Sesapa Walker, 1854 Diagnosis. The nominative subgenus differs from Nipponasura by the larger size of moths, non-merged transtillae without transtillar processes, presence of very small trigonal medial costal process directed ventrally in the male genitalia, flat antevaginal plate, much shorter and narrower ductus bursae and elongated, pear-like corpus bursae in the female genitalia.