Genus Platythorus Morse, 1900

Platythorus Morse, 1900: 8 (original description of the genus with a description of its only species, P. camurus). — Hancock 1902: 51 (reproduction of the original description); 1907a: 36 (reproduction of the original description). — Kirby 1910: 21 (catalogued). — Günther 1939: 261 (detailed diagnosis of the genus and its only species). — Yin et al. 1996: 901 (catalogued). — Otte 1997: 56 (catalogued). — Cadena-Castañeda & Cardona Granda 2015: 472 (placed into the tribe Amorphopini Günther, 1939). — CadenaCastañeda et al. 2020: 46 (reverted tribal assignment, now unassigned).

TYPE SPECIES. — Platythorus camurus Morse, 1900, by original monotypy.

COMPOSITION AND DISTRIBUTION. — A monospecific genus, restricted to Central America