摘要
A new species, Homidia mediofascia sp. nov., from West China is described. It is easily separated from the other Homidia species by the median longitudinal stripe from Th. Ⅱ to Abd. Ⅱ, the macrochaeta al on Abd. Ⅰ, 7+7 macrochaetae on posterior side of Abd. Ⅳ, and four smooth setae on posterior side of the ventral tube. A table on characters of five closely related Homidia species is provided.
本文记述中国西部剌齿虫兆属1新种:中带剌齿虫兆H.mediofascia,sp.nov.。该种区别属内其他种的主要特征是本种胸部第2节到腹部第2节背部中间具色带,第1腹节具大刚毛a1,腹部第4节后缘大刚毛7+7,粘管后侧面具光滑刚毛4根。本文还对属内5个相近种进行了比较。