Polymerus Hahn, 1831: 27. Type species by monotypy: Polymerus holosericeus Hahn, 1831.
Systratiotus Douglas & Scott, 1865: 443. Unnecessary new name for Polymerus Hahn, 1831, non Polymera Wiedemann, 1821, Diptera.
Metopicoris Odhiambo, 1960a: 359 (as of Proboscidocoris; syn. Akingbohungbe, 1978: 93). Type species by original designation: Proboscidocoris nitidus Odhiambo, 1960, Uganda.