A review of Boreoheptagyia Brundin, 1966 (Chironomidae: Diamesinae) from East Asia and bordering territories, with the description of five new species Author Makarchenko, Eugenyi A. Institute of Biology and Soil Sciences, Russian Academy of Sciences, Far East Branch, 100 let Vladivostoku Avenue, Vladivostok 690022 Russia. E-mail: makarchenko @ biosoil. ru Koporasu-Tamura-C, Minami-machi Higashi- 5 - 1 - 14, Obihiro, Hokkaido 080 - 0855, Japan. E-mail: endito @ snow. plala. or. jp Life Science College of Nankai University, Tianjin, 300071 China. E-mail: xhwang @ nankai. edu. cn Corresponding author Author Endo, Kazuo Author Wu, Jingyang Author Wang, Xinhua text Zootaxa 2008 2008-07-07 1817 1 1 17 https://biotaxa.org/Zootaxa/article/view/zootaxa.1817.1.1 journal article 10.11646/zootaxa.1817.1.1 1175­5334 5125134 Boreoheptagyia similis (Chaudhuri et Ghosh) Neopodonomus similis Chaudhuri et Ghosh, 1981: 373–375 . Boreoheptagyia similis (Chaudhuri et Ghosh) ; Serra-Tosio (1989: 167–168) . Diagnostic characters. The species was described by Chaudhuri & Ghosh (1981) from Bhutan in the Himalayas based on a single male. The male is characterized by: total length 3.12 mm ; wing length 1.72 mm . Antenna with 13 flagellomeres, AR 0.15. Acrostichals 42 in 2 rows, dorsocentrals 16–20 in anterior and posterior groups, prealars 10. Scutellum with about 50 setae. LR 1 0.50, SV 1 3.7, BV 1 3.36. Tergite IX divided or with strongly concave posterior margin. Gonocoxite with small basal lobe covered by few, short setae. Gonostylus with 1 megaseta. HR 2.1. Remarks. The description and figure of the male hypopygium of B. similis by Chaudhuri and Ghosh (1981) are not informative. A redescription based on the holotype and additional material is needed to enable us to compare this species with other members of Boreoheptagyia . Distribution. The species is known only from the type locality in Bhutan .