New species and records of Paroxyplax Cai, 1984 (Lepidoptera: Limacodidae) and its allies from China, with a checklist of the treated genera

A brief review of the taxonomical history of the genus Paroxyplax Cai, 1984 and its allied genera, including Oxyplax Hampson, 1893, Ploneta Snellen, 1900, Orthocraspeda Hampson, 1893, and Darna Walker, 1862, is presented. Two new species of Paroxyplax and one of Oxyplax are described: Paroxyplax nanlingensis sp. nov., P. fusca sp. nov., and Oxyplax bannaensis sp. nov.; three species are reported for the first time in China: Ploneta diducta Snellen, 1900, Orthocraspeda sordida Snellen, 1900, and Darna sybilla (Swinhoe, 1903). Two genera, Ploneta and the true Darna are known for the first time from China. The adults and genitalia of all the treated species are illustrated. A checklist with distribution data for the species of the treated genera is provided.