Megasoma Kirby, 1825
(not Megasoma Boisduval, 1832)
[24 species and 5 additional subspecies].
Type species Scarabaeus actaeon Linnaeus, 1758, by original designation. Note: Burmeister (1847) incorrectly spelt Megasoma as “ Megalosoma ”.
Lycophontes Bruch, 1910 . Type species Lycophontes joergenseni Bruch, 1910, by monotypy. Synonymy by Arrow (1937b). Note: Ratcliffe (2003) incorrectly spelt Lycophontes as “ Lyphontes ”.
Megasominus Casey, 1915 . Type species Megasoma thersites LeConte, 1861, by original designation. Synonymy by Arrow (1937a).