A checklist and key to species of the genus Sophonia (Insecta: Auchenorrhyncha: Cicadellidae: Nirvaninae) in China with descriptions of two new species

This paper provides a checklist and a key to the 22 Chinese species of the nirvanine leafhopper genus Sophonia Walker. Two new species, Sophonia transvittata sp. nov. and S. yunnanensis sp. nov., are described and illustrated. The type specimens of the new species are deposited in the Institute of Entomology, Guizhou University, Guiyang, China (IEGUC).