Paracremastaptera, a new apterous genus of Mezirinae from China (Hemiptera: Aradidae).

A new apterous flat bug genus and species, Paracremastaptera ximaensis Bai, Heiss Cai, gen. nov. and sp. nov., is described from Yunnan, China. The diagnostic morphological features of the new genus and species are illustrated.

A new apterous genus of Carventinae from Hainan, China (Hemiptera: Heteroptera: Aradidae).

A new apterous genus and species of flat bugs, Neolibiocoris obtusus gen. nov. and sp. nov., and an additional new species, Rotundocoris pyramidalis sp. nov. (Hemiptera: Heteroptera: Aradidae: Carventinae), are described from Hainan Island, China. The diagnostic morphological features of the new genus and species are discussed and illustrated. A revised key to apterous genera of Carventinae from Hainan Island is presented.