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Ichthyomys tweedii Anthony 1921 (Tweedy's crab eating rat)

Osteichthyes - Glires - Cricetidae

PaleoDB taxon number: 231863

Belongs to Ichthyomys according to P. D. Jenkins and A. A. Barnett 1997

Sister taxa: Ichthyomys hydrobates, Ichthyomys pittieri

Ecology: scansorial insectivore

Average measurements (in mm): femur length 21.6, humerus length 17.0, radius length 13.9, scapula length 15.7, tibia length 26.8

Estimated body mass: 50.2 g based on femur length, humerus length, and tibia length