Dichotomius (Dichotomius) monstrosus (Harold, 1875) Plate 25C
Pinotus monstrosus Harold, 1875c: 210 (original description. Type locality: Medellin und La Mesa Nue Granda [= Nueva Granada, Colombia]).
Pinotus monstrosus: Gillet 1911a: 61 (complete list of species); Campos 1921: 56 (cited for Ecuador); Luederwaldt 1929: 45 (characters in key); Blackwelder 1944: 207 (list of species from Latin America); Contreras 1951: 222 (cited for Colombia).
Dichotomius monstrosus: Medina et al. 2001: 138 (cited for Colombia); Carvajal et al. 2011: 320-321 (cited for Ecuador); Krajcik 2012: 91 (complete list of species); Arias-Buriticá and Vaz-de-Mello 2013: 216 (distribution); Sarmiento-Garcés and Amat-García 2014: 34 (characters in key), 35 (diagnosis).
Dichotomius (Dichotomius) monstrosus: Chamorro et al. 2018: 94 (cited for Ecuador).
Type specimens.
Pinotus monstrosus Harold, 1875. Two syntypes examined deposited at the MNHN (ex coll. E Steinheil). Lectotype to be designated in a future work on this species group.
Distribution.
Colombia and Ecuador.
Records examined.
CARCHI: El Carmelo, 2800 m (2 specimens MUTPL). NAPO: Cosanga, 2150 m (1 specimen MEPN); Cordillera de los Guacamayos (1 specimen CEMT); Oyacachi road to Chaco, 2600 m (1 specimen CEMT); Oyacachi, 2350 (1 specimen CEMT); Sumaco, 3100 m (2 specimen MQCAZ). SUCUMBÍOS: La Bonita (1 specimen CEMT).
Literature records.
MORONA SANTIAGO: Macas (Campos 1921: 56). PASTAZA: Canelos (Campos 1921: 56); Sarayacu (Campos 1921: 56).
Temporal data.
Collected in January, February, March, July, October, and November.
Remarks.
Inhabits the montane cloud forests and the evergreen high montane forests of the Andean region from 2150-3100 m a.s.l. Collected manually.