Trichillidium pilosum (Robinson, 1948)

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 : 237-239

Trichillidium pilosum (Robinson, 1948) Plate 52C

Trichillum pilosum Robinson, 1948b: 149 (original description. Type locality: Panama, Barro Colorado Island, CANAL ZONE).

Pedaridium pilosum : Howden and Young 1981: 43 (cited as new combination, transferred to the genus Pedaridium Harold, 1868); Ferreira and Galileo 1993: 8 (characters in key), 34 (redescription); Barbero 2001: 7 (distribution, cited for Nicaragua); Medina et al. 2001: 139 (cited for Colombia); Ratcliffe 2002: 14 (cited for Panama).

Trichillidium pilosum : Vaz-de-Mello 2008: 46 (cited as new combination, distribution), 67 (figures of head and parameres); Solís and Kohlmann 2012: 5 (cited for Costa Rica); Krajcik 2012: 255 (complete list of species); Chamorro et al. 2018: 79 (figure 2G), 80 (figure 3F, G), 98 (cited for Ecuador).

Type specimens.

Trichillum pilosum Robinson, 1948. The holotype (sex unknown) is deposited at the USNM (see Vaz-de-Mello 2008: 46). Locality: Panama, Barro Colorado Island, not examined.

Distribution.

Colombia, Costa Rica, Ecuador, Nicaragua, and Panama.

Records examined.

ESMERALDAS: Estación Biológica Bilsa, 500 m (2 specimens MEPN). LOS RÍOS: Quevedo, Pichilingue (1 specimen CEMT). PICHINCHA: Bosque Potector Milpe-río Pachijal, 1200 m (1 specimen MUTPL); Estación Biológica la Hesperia (1 specimen MUTPL). SANTO DOMINGO DE LOS TSÁCHILAS: 16 km E Santo Domingo, Tinalandia, 680 m (1 specimen CEMT).

Literature records.

ESMERALDAS: La Chiquita, 5 m, 11 km SE San Lorenzo ( Vaz-de-Mello 2008: 46). GUAYAS [= SANTA ELENA]: 27 km S Pto López, 76 km N Santa Elena ( Vaz-de-Mello 2008: 46). LOS RÍOS: Quevedo, Pichilingue ( Vaz-de-Mello 2008: 46); Quevedo ( Vaz-de-Mello 2008: 46). MANABÍ: 73 km NE Chone, 90 km W Sto Domingo, 300 m ( Vaz-de-Mello 2008: 46). PICHINCHA: 113 km NW Quito, en Puerto Quito Rd, 2600 m ( Vaz-de-Mello 2008: 46); Pachijal Rd 104 km NW Quito ( Vaz-de-Mello 2008: 46). PICHINCHA [= LOS RÍOS]: Rio Palenque Station, 230 m ( Vaz-de-Mello 2008: 46); Río Palenque ( Vaz-de-Mello 2008: 46). PICHINCHA [= DOMINGO DE LOS TSÁCHILAS]: 16 km E Sto Domingo, Tinalandia, 680 m ( Vaz-de-Mello 2008: 46); 47 km S Sto Domingo ( Vaz-de-Mello 2008: 46); 16 km SE Santo Domingo, Tinalandia, 680 m ( Vaz-de-Mello 2008: 46).

Temporal data.

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

Remarks.

Inhabits coastal lowland evergreen forests and coastal evergreen foothill forests from 5-1200 m a.s.l. Collected with canopy fogging methods and pitfall traps baited with human feces.