Revision of Aplosonyx Chevrolat, 1836 (Coleoptera, Chrysomelidae, Galerucinae) from China, with descriptions of three new species

In this study, 21 species of the leaf-beetle genus Aplosonyx in China are described, including three new species, Aplosonyx ancorellasp. nov., Aplosonyx nigricornissp. nov. and Aplosonyx wudangensissp. nov., and 1 new record, Aplosonyx duvivieri Jacoby, 1900. Additionally, Aplosonyx ancora fulvescens Chen, 1964 is elevated to species. A key to the Chinese species of Aplosonyx is provided.