Genus Canthon Hoffmannsegg, 1817

Canthon Hoffmannsegg, 1817: 38 (original description). Type species: Scarabaeus volvens Fabricius, 1792, by subsequent designation of Duponchel (1842); see Bouchard et al. (2024).

Coprobius Latreille, 1829: 535 (original description). Type species: Scarabaeus volvens Fabricius, 1792, by subsequent designation of Reiche (1841).

Coeloscelis Reiche, 1841: 213 (original description). Type species: Coeloscelis coriaceus Reiche, 1841, nomen dubium, by original designation.

Paedhyboma Kolbe, 1893: 191 (original description). Type species: Canthon aberrans Harold, 1868, by original monotypy.

Canthomoechus Pereira & Martínez, 1959: 165 (original description). Type species: Canthon quadratus Blanchard, 1846, by original designation.

Coprobius – Brullé 1838: 294 (diagnosis). — Castelnau 1840: 68 (synonym of Canthon). — Reiche 1841: 213 (key, type species designation). — Agassiz 1846: 282 (catalogue). — Harold 1869d: 989 (synonym of Canthon). — Burmeister 1873: 410 (synonym of Canthon). — Gillet 1911b: 27 (synonym of Canthon). — Lucas 1920: 201 (synonym of Canthon). — Blackwelder 1944: 198 (synonym of Canthon). — Pereira & Martínez 1956a: 112 (synonym of Canthon). — Martínez 1959: 27 (synonym of Canthon). — Vulcano & Pereira 1964: 602 (synonym of Canthon). — Solís & Kohlmann 2002: 2 (synonym of Canthon); 2012: 2 (synonym of Canthon). — Ratcliffe 2002: 12 (synonym of Canthon). — Cupello & Vaz-de-Mello 2018: 9-16 (history, nomenclator).

Canthon – Castelnau 1840: 68 (redescription). — Agassiz 1846: 184 (catalogue). — Lacordaire 1855: 77 (redescription). — LeConte 1861: 125 (key). — Harold 1868a: 1 (redescription); 1869d: 989 (catalogue). — Blanchard 1885: 163 (redescription). — Blatchley 1910: 912 (key). — Gillet 1911b: 27 (catalogue). — Lucas 1920: 164 (catalogue, distribution). — Dawson 1922: 61 (key). — Paulian 1938: 235 (key); 1939: 22 (redescription, type species designation). — Pessôa & Lane 1941: 414 (diagnosis). — Islas 1942: 303 (redescription). — Blackwelder 1944: 198 (list). — Lane 1947: 110 (comment). — Roze 1955: 41 (checklist for Venezuela). — Pereira & Martínez 1956a: 96 (key). — Martínez 1959: 27 (catalogue for Argentina). — Halffter 1961: 231, 258 (key, redescription). — Vulcano & Pereira 1964: 602 (catalogue); 1967: 549 (key for the Amazon). — Halffter & Matthews 1966: 261 (catalogue, distribution). — Halffter & Martínez 1968: 265 (diagnosis); 1977: 38, 69 (key, redescription). — Howden & Young 1981: 14, 19 (key, redescription). — Halffter & Edmonds 1982: 139 (catalogue, distribution). — Medina & Lopera-Toro 2000: 311 (key). — Vaz-de-Mello 2000: 191 (checklist for Brazil). — Medina et al. 2001: 135 (checklist for Colombia); 2003: 64 (distribution). — Solís & Kohlmann 2002: 2 (redescription); 2012: 2 (checklist for Costa Rica). — Ratcliffe 2002: 13 (checklist for Panama). — Ratcliffe et al. 2002: 49 (key). — Morón 2003: 30 (redescription). — Hamel-Leigue et al. 2006: 13 (list). — Vaz-de-Mello et al. 2011a: 26 (key). — Carvajal et al. 2011: 113, 314 (diagnosis, list). — Krajcik 2012: 63 (list). — Boilly & Vaz-de-Mello 2013: 108 (key). — França et al. 2016: 3 (comments). — Chamorro et al. 2018: 76, 92 (list for Ecuador); 2019: 40 (catalogue). — Cupello & Vaz-de-Mello 2018: 9–16 (history, nomenclator). — Hielkema & Hielkema 2019: 61 (catalogue for the Guianas).

Coeloscelis – Agassiz 1846: 268 (catalogue). — Lacordaire 1855: 76 (redescription). — Harold 1869d: 989 (cited as synonym of Canthon). — Gillet 1911b: 27 (synonym of Canthon). — Blackwelder 1944: 198 (synonym of Canthon). — Pereira & Martínez 1956a: 112 (synonym of Canthon). — Martínez 1959: 27 (synonym of Canthon). — Vulcano & Pereira 1964: 602 (synonym of Canthon). — Solís & Kohlmann 2002: 2 (synonym of Canthon); 2012: 2 (synonym of Canthon). — Ratcliffe 2002: 12 (synonym of Canthon, cited as Coeloschelis). — Cupello & Vaz-de-Mello 2018: 9-16 (history, nomenclator).

Paedhyboma – Paulian 1938: 235 (key); 1939: 21 (redescription). — Vulcano & Pereira 1964: 636 (catalogue); 1967: 549 (key). — Halffter & Martínez 1977: 38 (synonym of Canthon). — Halffter & Edmonds 1982: 139 (cited as synonym of Canthon). — Solís & Kohlmann 2002: 2 (cited as synonym of Canthon); 2012: 3 (synonym of Canthon, cited as Paedohyboma). — Ratcliffe 2002: 12 (synonym of Canthon, cited as Paedohyboma). — Cupello & Vaz-de-Mello 2018: 1–205 (history, nomenclator).

Canthomoechus – Halffter 1961: 231 (key). — Vulcano & Pereira 1964: 590 (catalogue). — Halffter & Matthews 1966: 261 (catalogue, distribution). — Halffter & Martínez 1977: 38 (synonym of Canthon). — Halffter & Edmonds 1982: 139 (cited as synonym of Canthon). — Solís & Kohlmann 2002: 2 (cited as synonym of Canthon); 2012: 3 (cited as synonym of Canthon). — Ratcliffe 2002: 13 (synonym of Canthon). — Cupello & Vaz-de-Mello 2018: 9–16 (history, nomenclator).