Syromastus Berthold, 1827: 417. Type species by subsequent designation (Reuter, 1888a: 160, 414): Cimex quadratus Fabricius, 1775.
Syromastes Latreille, 1829a: 196 (as subgenus of Coreus Fabricius). Objective synonym of Syromastus Berthold, 1827.
Verlusia Spinola, 1837: 145 (syn. Blanchard, 1840: 118). Type species by subsequent designation (Blanchard, 1849b: 187): Cimex quadratus Fabricius, 1775 (= Cimex rhombeus Linnaeus, 1767).