Abstracts of Volume 18 Number 1, 2007
Zhang, L., Yang, D. & Masunaga, K. 2007: The Hercostomus ulrichi group from Palaearctic China (Diptera: Dolichopodidae). - Entomol. Fennica 18: 32-35.
A new species group, the Hercostomus ulrichi group, is established. The species of this group are reviewed. The following two species are described as new to science: Hercostomus anae sp. n. and H. geniculatus sp. n.