Since 1934, the rotundifolia complex of Amblycorypha has consisted of two named species:AmblycoryphaparvipennisStal, occurring fromtheMississippiRiverwestward into theeastern edges of the Great Plains, and Amblycorypha rotundifolia, occurring in most of the eastern United States. The latter entity is here shown to consist of at least three species with distinctive calling songs and different bu...

The paper describes one new species, i.e. Conanalus bilobus sp. nov., and provides additional information on Conanalus brevicaudus Shi, Mao & Ou, 2008 (including female description for the first time), and Conanalus robustus Shi, Mao & Ou, 2008 from Yunnan, as well as illustrations of important morphological characters of Conanalus axinus Shi, Wang & Fu, 2005. A distribution map of the species ...