Amphicoma aureoviridis sp. nov. from Sichuan, China is described, illustrated, and compared with the most morphologically similar species, A. amaliae Nikodým, 2005 from Anhui, China. The newly described species belongs to the A. dubia species group, based on the presence of a slender apical spur on the mesotibia and long outcurved antennal club in males. Currently, the A. dubia species group contains 13 species. An updated identification key of this species group is provided.