Aotus nigriceps Dollman 1909
Aotus nigriceps Dollman 1909, Ann. Mag. Nat. Hist., ser. 8, 4: 200.
Type Locality: type locality: Peru, Chanchamayo, 1000 m.
Vernacular Names: Black-headed Night Monkey.
Synonyms: Aotus senex Dollman 1909 .
Distribution: Brazil, south of Rio Solimões, west of Rio Tapajós Juruena, west into Peru; Bolivia (see Anderson, 1997).
Conservation: CITES – Appendix II; IUCN – Lower Risk (lc).
Discussion: Red-necked species group.