A new species and key to known species of genus Oxya Serville (Orthoptera: Acrididae: Catantopinae) from China

During routine identification of the grasshoppers of the Dasa river, Guizhou Province of China in 2004, a new species [Oxya guizhouensis sp, nov.] of the genus Oxya Serville (Orthoptera, Acrididae, Catantopinae) was discovered. It is described here. A key to all known species of the genus from China is given. The type specimens are deposited in the Museum of Hebei University (MHU), Baoding, Hebei, China.