Onthophagus bidentatus Drapiez, 1819
Onthophagus bidentatus Drapiez 1819a: 134 (French Guiana)
Distribution. Suriname: Uyttenboogaart 1902: 116 (as O. bidentus [sic]); MHCN; NZCS; RMNH. French Guiana: Drapiez 1819a: 134; Boucomont 1932: 321; Balthasar 1941c: 352; Blackwelder 1957: 1398; MHCN. “Guianas”: Pulido Herrera and Zunino 2007: 97. Brazil (NA): Balthasar 1941c: 352; Blackwelder 1957: 1398; Vaz-de-Mello 2000: 194 (as O. (Onthophagus) bidentatus); Pulido Herrera and Zunino 2007: 97; Gardner et al. 2008: table S1 (NA); Ratcliffe 2013b: 493 (NA). Venezuela: Boucomont 1932: 321; Balthasar 1941c: 352; Pulido Herrera and Zunino 2007: 97. Other: Gillet and Boucomont 1927: 204 (South America); Boucomont 1932: 321 (Argentina, Colombia, Peru); Balthasar 1941c: 352 (Colombia, Peru); Blackwelder 1944: 211 (Argentina, Guadeloupe); Blackwelder 1957: 1398 (Colombia); Medina et al. 2001: 139 (Colombia); Pulido Herrera and Zunino 2007: 97 (Argentina, Colombia, Guadeloupe, Peru).