Revision of Chaetocnema semicoerulea species-group (Coleoptera, Chrysomelidae, Galerucinae, Alticini) in China, with descriptions of three new species

Abstract

Chinese species of Chaetocnema semicoerulea group are revised and three new species described as new: C. salixis sp. n., C. yulongensis sp. n. and C. deqinensis sp. n.. A key to all five species of this group occurring in China and the illustrations of habitus and genitalia are provided. A map of species distribution is given.