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Cacajao melanocephalus Humboldt 1811 (black-headed uacari)

Osteichthyes - Primates - Pitheciidae

PaleoDB taxon number: 232690

Alternative combinations: Cothurus melanocephalus, Neocothurus melanocephalus, Pithecia melanocephala, Simia melanocephala, Uacaria melanocephala

Synonyms: Brachyurus ouakary Spix 1823 (no. 232698), Ouakaria spixii Gray 1849 (no. 232699)

Belongs to Cacajao according to A. A. Barnett 2005

Sister taxon: Cacajao calvus

Ecology: scansorial insectivore

Average measurements (in mm): femur length 121.9, humerus length 105.4, radius length 80.0, scapula 38.1 x 35.6, tibia length 113.8, ulna length 94.7

Estimated body mass: 5.01 kg based on femur length, humerus length, tibia length, and ulna length