Onthophagus (Onthophagus) bidentatus Drapiez, 1819

Chamorro, William, Marin-Armijos, Diego, senjo, Angelico & Vaz-De-Mello, Fernando Z., 2019, Scarabaeinae dung beetles from Ecuador: a catalog, nomenclatural acts, and distribution records, ZooKeys 826, pp. 1-343 : 177

Onthophagus (Onthophagus) bidentatus Drapiez, 1819 Plate 39C

Onthophagus bidentatus Drapiez, 1819: 134 (original description. Type locality: Cayenne).

Onthophagus bidentatus : Gemminger and Harold 1869: 1026 (catalog); Harold 1880a: 33 (redescription, distribution); Gillet 1911a: 204 (catalog); Bruch 1911: 190 (cited for Argentina); Boucomont and Gillet 1927: 204 (catalog of species); Boucomont 1932: 304 (characters in key), 321 (distribution); Balthasar 1941: 352 (cited for Peru); Blackwelder 1944: 211 (list of species from Latin America); Balthasar 1951: 337 (cited for Peru); Roze 1955: 45 (cited for Venezuela); Vulcano and Pereira 1967: 564 (characters in key); Zunino and Halffter 1997: 161 (list of species); Medina et al. 2001: 139 (cited for Colombia); Pulido-Herrera and Zunino 2007: 97 (catalog of species); Ratcliffe et al. 2015: 195 (cited for Peru); Rossini et al. 2016: 496 (comment), 497 (figure 1A); Rossini et al. 2018b: 9 (list of species of the hircus complex).

Onthophagus (Onthophagus) bidentatus : Vaz-de-Mello 2000: 194 (cited for Brazil); Chamorro et al. 2018: 96 (cited for Ecuador).

Onthophagus bicornis Castelnau, 1840: 87 (original description); Gemminger and Harold 1869: 1026 (cited as synonym of Onthophagus bidentatus Drapiez, cited as Onthophagus bicornis Beaud. Lafarge); Harold 1880a: 33 (cited as synonym of Onthophagus bidentatus Drap); Gillet 1911a: 204 (cited as synonym of Onthophagus bidentatus Drap, cited as O. bicornis Cast.); Boucomont and Gillet 1927: 204 (cited as synonym of Onthophagus bidentatus Drap., cited as O. bicornis Cast.); Blackwelder 1944: 211 (cited as synonym of Onthophagus bidentatus Drap., cited as O. bicornis Lap.); Pulido-Herrera and Zunino 2007: 97 (cited as synonym of Onthophagus bidentatus Drapiez, see fide Blackwelder 1944, cited as Onthophagus bicornis Laporte de Castelnau); Rossini et al. 2016: 496 (cited as synonym of Onthophagus bidentatus Drapiez, 1819).

Onthophagus femoralis Kirsch, 1871: 346 (original description); Harold 1880a: 33 (cited as synonym of Onthophagus bidentatus Drap.); Gillet 1911a: 204 (cited as synonym of Onthophagus bidentatus Drap.); Boucomont and Gillet 1927: 204 (cited as synonym of Onthophagus bidentatus Drap.); Blackwelder 1944: 211 (cited as synonym of Onthophagus bidentatus Drap. cited as O. femoralis Kirsch); Pulido-Herrera and Zunino 2007: 97 (cited as synonym of Onthophagus bidentatus Drapiez, see fide Blackwelder 1944, cited as Onthophagus femoralis Kirsch).

Onthophagus semichalcites d’Orbigny, 1902: 149 (original description); Gillet, 1911a: 195 (cited for Nigeria); Boucomont and Gillet 1927: 195 (cited for Nigeria); Rossini et al. 2016: 496 (comment incorrect provenance, cited as synonym of Onthophagus bidentatus Drapiez, 1819).

Type specimens.

Onthophagus bidentatus Drapiez, 1819. The lectotype (♀) is deposited at the MNHN (see Rossini et al. 2016: 498). Locality: Cayenna, not examined.

Onthophagus bicorni s Castelnau, 1840. The lectotype (♀) is deposited at the MNHN (see Rossini et al. 2016: 498). Locality: Cayenna (not examined).

Onthophagus femoralis Kirsch, 1871. Type material not examined.

Onthophagus semichalcites d’Orbigny, 1902. The lectotype (♂) is deposited at the MNHN Locality: Benin (incorrect provenance, see Rossini et al. 2016: 498), (not examined).

Distribution.

Argentina, Colombia, Brazil, Ecuador, Guadalupe, Guyana, Peru, and Venezuela.

Records examined.

NAPO: 5 km NE Carlos Julio Arosemena Tola, 800 m (1 specimen CEMT). ZAMORA CHINCHIPE: road El Chorro-La Chonta, 1000 m (3 specimens CEMT).

Temporal data.

Collected in April and May.

Remarks.

Inhabits the evergreen foothill forests of the Amazon region from 800-1000 m a.s.l. Collected manually.