Pithecia monachus E. Geoffroy 1812
Pithecia monachus E. Geoffroy 1812, Rec. Observ. Zool., 1: 359.
Type Locality: Brazil, left bank of Rio Solimões between Tabatinga and Rio Tocantins.
Vernacular Names: Monk Saki.
Subspecies::
Subspecies Pithecia monachus subsp. monachus E. Geoffroy 1812
Subspecies Pithecia monachus subsp. milleri J. A. Allen 1914
Distribution: West of Rio Jurua and Rio Japura-Caqueta (in Brazil), Colombia, Ecuador and Peru.
Conservation: CITES – Appendix II; IUCN – Vulnerable as P. m. milleri, Data Deficient as P. m. napensis, otherwise Lower Risk (lc).
Discussion: Does not include albicans, see Hershkovitz (1979). Includes hirsuta, see Hershkovitz (1987 d).