Dichotomius (Dichotomius) compressicollis (Luederwaldt, 1929)

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 : 107

Dichotomius (Dichotomius) compressicollis (Luederwaldt, 1929) Plate 24C

Pinotus compressicollis Luederwaldt, 1929: 125 (original description. Type locality: Columbia).

Pinotus compressicollis : Blackwelder 1944: 207 (list of species of Latin America); Contreras 1951: 222 (cited for Colombia).

Dichotomius compressicollis : Medina et al. 2001: 138 (cited for Colombia); Krajcik 2012: 91 (complete list of species); Sarmiento-Garcés and Amat-García 2014: 104 (diagnosis, cited as incerta sedis).

Dichotomius (Dichotomius) compressicollis : Chamorro et al. 2018: 104 (cited for Ecuador).

Type specimens.

Pinotus compressicollis Luederwaldt, 1929. Two syntypes examined deposited at the MZUSP. Lectotype to be designated in a future work on this species group.

Distribution.

Colombia and Ecuador

Records examined.

NAPO: Puerto Napo, 480 m (1 specimen MUTPL). ORELLANA: Dayuma, 310 m (1 specimen MUTPL); Dayuma, plataforma Primavera, 300 m (1 specimen CEMT); Rodrigo Borja IAMOE (1 specimen CEMT). PASTAZA: Bosque Protector Oglán Alto, 555-610 m (2 specimens MUTPL); road Triunfo-Arajuno (1 specimen CEMT). SUCUMBÍOS: Pacayacu Campo Libertador (1 specimen CEMT).

Temporal data.

Collected in June, August, November, and December.

Remarks.

Inhabits the lowland evergreen forests and evergreen foothill forests of the Amazon region from 230-610 m a.s.l. Collected with pitfall traps baited with human feces.