Palacios, E., Rodríguez, A. and Castillo, C. (2004) “Preliminary observations on the mottled-face tamarin (Saguinus inustus) on the lower río Caquetá, Colombian Amazonia”, Neotropical Primates, 12(3), pp. 123–126. doi:10.1896/1413-4705.12.3.123.