New data on the genus Derops Sharp (Coleoptera, Staphylinidae, Tachyporinae) from China with description of two new species

摘要

Two new Chinese species of Derops are described: Derops hainanus sp. n. from Hainan and Derops yunnanus sp. n. from Yunnan. Females of Derops punctipennis Schülke and Derops schillhammeri Schülke are described for the first time and new provinces records of Derops smetanai Schülke and Derops dingshanus Watanabe are reported. The key to Chinese species of Derops published by Schülke 2003 is modified to include the new species.