Onthophagus bidentatus Drapiez 1819
Creators: name: Rosa, Cecilia Lozano De La
name: Cupello, Mario
name: Vaz-De-Mello, Fernando Z.
Publisher: name: Zenodo
Year: 2024
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Scarabaeidae
Onthophagus
Onthophagus bidentatus

description: Onthophagus bidentatus Drapiez, 1819
Fig. 59A
Onthophagus bidentatus Drapiez, 1819: 134 (original description). Type locality: French Guiana. Name-bearing type: lectotype (MNHN), designated by Rossini et al. (2016), examined by FZVM.
Onthophagus bicornis Castelnau, 1840: 87 (original description). Type locality: French Guiana. Name-bearing type: lectotype (MNHN), designated by Rossini et al. (2016), examined by FZVM.
Onthophagus femoralis Kirsch, 1871: 362 (original description). Type locality: Colombia: Cundinamarca: Bogotá. Name-bearing type: unknown to us.
Onthophagus semichalcites d’Orbigny, 1902: 149 (original description). Type locality: unknown; the lectotype is mislabelled as though coming from Benin (Rossini et al. 2016). Name-bearing type: lectotype (MNHN), designated by Rossini et al. (2016), examined by FZVM.
Onthophagus bidentatus – Harold 1869d: 1026 (catalogue); 1880: 33 (redescription, distribution). — Gillet 1911b: 204 (catalogue). — Bruch 1911: 190 (cited for Argentina). — Gillet & Boucomont 1927: 204 (catalogue of species). — Boucomont 1932: 304, 321 (key, distribution). — Balthasar 1941: 352 (cited for Peru); 1951: 337 (cited for Peru). — Blackwelder 1944: 211 (list of species from Latin America). — Roze 1955: 45 (cited for Venezuela). — Vulcano & Pereira 1967: 564 (key). — Zunino & Halffter 1997: 161 (list). — Medina et al. 2001: 139 (checklist). — Pulido-Herrera & Zunino 2007: 97 (catalogue). — Ratcliffe et al. 2015: 195 (checklist for Peru). — Rossini et al. 2016: 496, 497 (comments, fig. 1a); 2018b: 9 (list of species of the hircus complex).
Onthophagus bicornis – Harold 1869d: 1026 (cited as synonym of Onthophagus bidentatus); 1880: 33 (cited as synonym of O. bidentatus). — Gillet 1911b: 204 (cited as synonym of O. bidentatus). — Gillet & Boucomont 1927: 204 (cited as synonym of O. bidentatus). — Blackwelder 1944: 211 (cited as synonym of O. bidentatus). — Pulido-Herrera & Zunino 2007: 97 (cited as synonym of O. bidentatus). — Rossini et al. 2016: 496 (cited as synonym of O. bidentatus).
Onthophagus femoralis – Harold 1880: 33 (cited as synonym of O. bidentatus). — Gillet 1911b: 204 (cited as synonym of O. bidentatus). — Gillet & Boucomont 1927: 204 (cited as synonym of O. bidentatus). — Blackwelder 1944: 211 (cited as synonym of O. bidentatus). — Pulido-Herrera & Zunino 2007: 97 (cited as synonym of O. bidentatus).
Onthophagus semichalcites – Gillet 1911b: 195 (cited for Nigeria). — Gillet & Boucomont 1927: 195 (cited for Nigeria). — Rossini et al. 2016: 496 (comments).
Onthophagus (Onthophagus) bidentatus – Vaz-de-Mello 2000: 194 (cited for Brazil). — Chamorro et al. 2018: 96 (cited for Ecuador). — Hielkema & Hielkema 2019: 90 (catalogue for the Guianas).
Material examined
VENEZUELA ‒ Aragua • 3 specs; Maracay, Choroni; 28 Jul. 1993; O. Hillert leg.; CEMT. ‒ Bolívar • 3 specs; Río Caura, Maripa; 20 Mar. 1995; Homburg leg.; CEMT • 2 specs; Anacoco; curso NM2006 leg.; CEMT. – Anzoátegui • 1 spec. n; Anaco; 8 Aug. 1992; Homburg leg.; CEMT. ‒ Táchira • 1 spec.; Libertador, San Joaquín de Navay; 7°47′59.99″ N, 71°40′24.24″ W; 655 m a.s.l.; T. Good et al. leg.; human faeces; CEMT.
Distribution
Panama, Colombia, Venezuela, Trinidad and Tobago, Guyana, Suriname, Brazil, Ecuador, Peru, and possibly Argentina (Rossini et al. 2016).
Subregions of Venezuela
Coastal mainland, Plains, System of hills and low piedmont mountains of the Guiana Shield, System of low mountains and hills Imataca-Cuyuní of Northeast Guyana Shield, and Central Coast Mountain Range.
Literature records
Boucomont 1932: 321 (Venezuela: Distrito Capital: Caracas). — Balthasar 1941: 352 (Venezuela); 1951: 337 (Venezuela). — Roze 1955: 45 (Venezuela: Mérida, doubtful data). — Martínez 1959: 109 (Venezuela). — Blanco 1988: 46–47 (Venezuela: Táchira, doubtful data). — Havranek 1989: 61 (Venezuela: Táchira, doubtful data). — Pulido-Herrera & Zunino 2007: 97 (Venezuela).— Rossini et al. 2016: 496 (Venezuela). — Chamorro et al. 2019: 182 (Venezuela).
description: Published as part of Rosa, Cecilia Lozano De La, Cupello, Mario & Vaz-De-Mello, Fernando Z., 2024, The dung beetles of Venezuela (Coleoptera: Scarabaeidae: Scarabaeinae): catalogue and updated distribution, pp. 1-272 in European Journal of Taxonomy 959 (1) on pages 153-154, DOI: 10.5852/ejt.2024.959.2677, http://zenodo.org/record/13945464