Horistus Fieber, 1860b: 66, 1861a: 268 (syn. Reuter, 1875h: 79, with Lopus; as of Capsodes by Wagner, 1951m: 132, 1952a: 71; as genus by Chérot, 1997a: 126). Type species by subsequent monotypy (Fieber, 1861a: 268): Horistus rubrostriatus sensu Fieber, 1861 (= Miris infuscatus Brullé, 1832).