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Calomys callosus Rengger 1830 (big laucha)

Osteichthyes - Rodentia - Cricetidae

PaleoDB taxon number: 237188

Alternative combination: Mus callosus

Belongs to Calomys according to C. R. Bonvicino et al. 2003

Sister taxa: Calomys (Calomys), Calomys expulsus, Calomys laucha, Calomys tener, Calomys tocantinsi

Ecology: scansorial insectivore

Average measurements (in mm): skull 22.9 x 13.2