Description of a new species of the genus Didrepanephorus Wood-Mason, 1878 (Coleoptera: Scarabaeidae: Rutelinae) from China with notes on allied species

Four Chinese species of the genus Didrepanephorus Wood-Mason, 1878 with dense setae on dorsal surface are illustrated, including D. heterocolor Qiu, Zhao & Xu, new species from Guizhou. Didrepanephorus mucronatus Arrow, 1921 and D. subvittatus Benderitter, 1922 are newly recorded from China in Yunnan and Guangxi respectively. Detailed descriptions, intraspecific variations, and natural history are provided for the aforementioned species. Previously unknown female of D. nishiyamai Muramoto, 2006 is documented for the first time.

Automated summary

This paper illustrates four Chinese species of the genus Didrepanephorus Wood-Mason, 1878 with dense setae on the dorsal surface, including a new species D. heterocolor from Guizhou. Two species, D. mucronatus Arrow, 1921 and D. subvittatus Benderitter, 1922, are newly recorded in China from Yunnan and Guangxi. Detailed descriptions, intraspecific variations, and natural history of the species are provided. Additionally, the previously unknown female of D. nishiyamai Muramoto, 2006 is documented for the first time.