The genus Keilbachia Mohrig from Mainland China, with descriptions of two new species (Diptera, Sciaridae)

摘要

Seven species of Keilbachia Mohrig are recognized, and among them, two new species, Keilbachia subacumina Wu & Zhang, sp. n. and Keilbachia fengyangensis Wu & Zhang, sp. n. are described and illustrated. Five species, Keilbachia orthonema, Keilbachia flagrispina, Keilbachia demssia, Keilbachia oligonema and Keilbachia acumina are reported for the first time from China. A key to the 15 Chinese species of this genus is also provided.