Two new and one little-known damsel bug of the subfamily Prostemmatinae Reuter (Hemiptera, Heteroptera, Nabidae) from China

: Two damsel bugs belonging to two genera of the subfamily Prostemmatinae from China are reported as new to science: Alloeorhynchus (Alloeorhynchus) yunnanensissp. n. and Rhamphocorisguizhouensissp. n. The little-known species Alloeorhynchus (Alloeorhynchus) reinhardi Kerzhner & Gunther, 1999 is redescribed. All species are illustrated in detail. Keys to the Chinese species of Rhamphocoris and Alloeorhynchus are provided aid in identification.