Boubli, Jean Philippe. 2002. “Western Extension of the Range of Bearded Sakis: A Possible New Taxon of Chiropotes Sympatric With Cacajao in the Pico Da Neblina National Park, Brazil”. Neotropical Primates 10 (1): 1-4. https://doi.org/10.62015/np.2002.v10.495.