Gyretes bidens (Olivier, 1795)

Gyrinus bidens Olivier, 1795: 13, t1, f6 (orig. descr.); Schönherr 1808: 38 (nomenclature)

Cybister incisus Dejean, 1833: 59 (nomen nudum)[synonymy by Aubé, 1836: 403]

Gyretes aeneus Brullé, 1835: 241, t10, f6 (orig. descr., illustr.)[synonymy by Aubé, 1836: 403]

Gyretes bidens (Olivier): Aubé 1836: 403, t46, f4 (n. comb.); 1838: 751 (descr.); Laboulbène 1853: 55 (descr.); Gemminger & Harold 1868: 473 (catalog); Régimbart 1884: 387, t11, f98, 98a (descr., illustr-); 1903a: 8 (record); Ochs 1929a: 79 (descr.); 1929b: 129 (descr.); 1948: 566 (checklist); 1955: 30; 1960a: 185 (record); 1963a: 86 (descr.), 100; 1964a: 85, 95 (descr.); 1969: 383 (ethology, ecology); Blackwelder 1944: 82 (checklist); Gustafson & Miller 2013: 82 (nomenclature)

Gyrinus aeneus Brullé: Laporte 1840: 170 (descr.)[synonymy by Aubé, 1836: 403 = Gyretes aeneus]

Gyretes bidens var. spitzlyi Régimbart, 1887: 246 (orig. descr.); 1892: 684 (descr.)[synonymy by Ochs, 1948: 566]

DISTRIBUTION: Brazil (Unspecified), French Guiana, Guyana, Suriname.