Dalponte, Julio César, Felipe Ennes Silva, and José de Sousa e Silva Júnior. 2014. “ New Species of Titi Monkey, Genus Callicebus Thomas, 1903 (Primates, Pitheciidae), from Southern Amazonia, Brazil ”. Papéis Avulsos De Zoologia 54 (32): 457-72. https://doi.org/10.1590/0031-1049.2014.54.32.