Taxonomy of with the description of a new species (Tetrigidae, Metrodorinae).

Descriptions of the flying organs and generic characteristics of the genus Zheng, Wei & Jiang are currently imprecise. is reviewed and compared with allied genera. A re-description is undertaken and a determination key is provided to . Zha & Wen, from the Guizhou Karst Region, China, is described and illustrated with photographs. Observations on the ecology and habits of the new species are recorded. Four current species of Hancock are transferred to . Variations of the flying organs and tegminal sinus in the Tetrigidae are discussed, which will help to describe them accurately.