Order Primates Author James H. Honacki Author Kenneth E. Kinman Author James W. Koeppl text 1982 Alien Press, Inc. & The Association of Systematics Collections Lawrence, Kansas, USA Editor James H. Honacki Editor Kenneth E. Kinman Editor James W. Koeppl Mammal Species of the World (1 st Edition) 216 243 book chapter http://doi.org/10.5281/zenodo.7353017 67397223-b7e8-4f7e-a41e-674d04843525 0-89327-235-3 7353017 Saguinus nigricollis (Spix, 1823) . Sim. Vespert. Brasil ., p. 28 . TYPE LOCALITY: Brazil , Amazonas, Sao Paulo de Olivenca . DISTRIBUTION: W. Brazil ; E. Peru ; E. Ecuador . COMMENT: Includes graellsi; see Hershkovitz, 1977:628 . PROTECTED STATUS: CITES - Appendix II as Order Primates . ISIS NUMBER: 5301406007004017001 as S. nigricollis . 5301406007004006001 as S. graellsi.