Taxonomic notes on Chinese Ametor and Hydrocassis (Coleoptera: Hydrophilidae: Sperchopsini)
Fenglong Jia, Shuang Zhao
Two new species, Hydrocassis gansu sp. nov. and Ametor xizangensis sp. nov., are described from Gansu Province and Xizang Autonomous Region, China, respectively. Hydrocassis hebaueri Schödl, 2000, is reported firstly from China. Additional faunistic data of Hydrocassis metasternalis Ji & Schödl, 1998, H. anhuiensis Ji & Schödl, 1998, H. scapulata Deyrolle & Fairmaire, 1878, H. imperialis (Knisch, 1924), H. scapha d’Orchymont, 1942, and Ametor rudesculptus Semenov, 1900 from China are reported. A key to all known species of both genera is given.