Onthophagus (Onthophagus) rubrescens Blanchard, 1843

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 : 190

Onthophagus (Onthophagus) rubrescens Blanchard, 1843 Plate 43B

Onthophagus rubrescens Blanchard, 1843: 183 (original description. Type locality: Yanacuche, Chupe et Chulumani, dans la province de Yungas).

Onthophagus rubrescens : Gemminger and Harold 1869: 1035 (catalog); Gillet 1911a: 208 (catalog); Boucomont and Gillet 1927: 208 (catalog of species); Blackwelder 1944: 212 (list of species from Latin America); Vulcano and Pereira 1967: 564 (characters in key); Zunino and Halffter 1997: 161 (distribution); Medina et al. 2001: 140 (list of species from Colombia); Hamel-Leigue et al. 2006: 17 (cited for Bolivia); Pulido-Herrera and Zunino 2007: 114 (catalog of species); Krajcik 2012: 185 (complete list of species); Ratcliffe et al. 2015: 195 (cited for Peru); Rossini et al. 2018b: 10 (list of species of the rubrescens complex).

Onthophagus rubrescens var. haematopus : Boucomont 1932: 304 (characters in key), 330 (distribution).

Onthophagus (Onthophagus) rubrescens : Vaz-de-Mello 2000: 194 (cited for Brazil); Chamorro et al. 2018: 97 (cited for Ecuador).

Type specimens.

Onthophagus rubrescens Blanchard, 1843. Two syntypes examined deposited at the MNHN. Lectotype to be designated in a future work on this species group.

Distribution.

Brazil, Bolivia, Colombia, Ecuador, Guyana, and Peru.

Records examined.

MORONA SANTIAGO: Bosque Domoso, 1650 m (1 specimen CEMT); Huambi, 900 m (2 specimens CEMT). NAPO: Tena (1 specimen CEMT). ORELLANA: SCYasuní [= Estación Científica Yasuní PUCE], 250 m (5 specimens CEMT); Río Tiputini, Parque Nacional Yasuní (1 specimen CEMT); Rodrigo Borja IAMOE (2 specimens CEMT). PASTAZA: Villano (3 specimens CEMT).

Literature records.

CHIMBORAZO: without specific locality ( Boucomont 1932: 330). PICHINCHA: without specific locality ( Boucomont 1932: 330).

Temporal data.

Collected in April, June, July, August, September, and October.

Remarks.

Inhabits the lowland evergreen forests, evergreen foothill forests and evergreen lower montane forests in the Amazonian range from 250-1650 m a.s.l. Collected manually, using flight interception traps and with pitfall traps baited with carrion and human feces. According to Boucomont (1932), this species was recorded in the Andean region. However, this record is possibly erroneous.