Ontherus (Caelontherus) compressicornis Luederwaldt, 1931

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 : 163

Ontherus (Caelontherus) compressicornis Luederwaldt, 1931 Plate 35C

Ontherus compressicornis Luederwaldt, 1931a: 401 (original description. Type locality: Ecuador).

Ontherus compressicornis : Blackwelder 1944: 206 (list of species of Latin America); Medina et al. 2001: 138 (cited for Colombia); Gillett and Preziosi 2010: 89 (distribution); Krajcik 2012: 174 (complete list of species).

Ontherus (Caelontherus) compressicornis : Génier 1996: 51 (redescription); Carvajal et al. 2011: 318-319 (cited for Ecuador); Chamorro et al. 2018: 88 (figure 11B), 90 (figures 13B and 13D), 96 (cited for Ecuador).

Type specimens.

Ontherus compressicornis Luederwaldt, 1931. The holotype (♂) is deposited at the MZSP (see Génier 1996: 52). Locality: Ecuador, not examained.

Distribution.

Ecuador and Colombia.

Records examined.

CAÑAR: Javín, 900-1400 m (3 specimens CEMT). CARCHI: 5 km NW de Maldonado, 550 m (2 specimens MQCAZ). Bosque Integral Otonga, 1815 m (40 specimens CEMT; 9 specimens MUTPL; 27 specimens MQCAZ). IMBABURA: Sta Rosa Intag, Cotacahi, 2000 m (1 specimen CEMT). LOJA: Alamor, Guambona, 1140 m (2 specimens CEMT). PICHINCHA: Curipoglio Cerro San Cristobal, 1800 m (1 specimen MUTPL).

Literature records.

COTOPAXI: 112 km W de Latcunga, 14 km de Pilalo, 1550 m ( Génier 1996: 52). PICHINCHA: Bellavista Cloudforest Reserve, 2300 m ( Gillett and Preziosi 2010: 89); 3 km E de Tandapi, Cornejo Astorga ( Génier 1996: 52); 11 km E de Tandapi, 1310 m ( Génier 1996: 52). PICHINCHA [= SANTO DOMINGO DE LOS TSÁCHILAS]: 23 km E de Alluriquín, Chiriboga Road, 1400 m ( Génier 1996: 52); 28 km E de Alluriquín, Chiriboga Road, 1580 m ( Génier 1996: 52); 31 km NE de Alluriquín, Chiriboga Road, 1770 m ( Génier 1996: 52).

Temporal data.

Collected in February, March, April, May, June, July, August, September, and December.

Remarks.

Inhabits coastal evergreen foothill forests from 550-1300 m a.s.l. In the Andean region, it was recorded in both evergreen lower montane forests and montane cloud forests from 1550-2300 m a.s.l. According to Génier (1996) and Gillett and Preziosi (2010), this species has been collected using pitfall traps baited with carrion.