Two new species and a new country record of Cedusini (Hemiptera, Fulgoromorpha, Derbidae) from China

Two new species of the planthopper tribe Cedusini Emeljanov, 1992 (Hemiptera, Fulgoromorpha, Derbidae), Hauptenia lii Sui, Chen & Yang, sp. nov. from the Xizang Autonomous Region, China, and Produsa multa Sui, Chen & Yang, sp. nov. from Sichuan Province, China, are described and illustrated. Produsa koreana Rahman, Kwon & Suh, 2012, is recorded from China for the first time. A checklist and key to the genera of the tribe Cedusini from China, as well as separate checklists and keys to the Chinese species of Hauptenia Szwedo, 2006 and Produsa Szwedo, 2006 are provided.