Irbisia Reuter, 1875k: 548. Type species by monotypy: Leptomerocoris sericans Stål, 1858.
Thyrillus Uhler, 1894b: 266 (syn. Reuter, 1896b: 157). Type species by subsequent designation (Kirkaldy, 1906a: 142): Rhopalotomus pacificus Uhler, 1872, N America.