Alouatta nigerrima Lönnberg 1941

Alouatta nigerrima Lönnberg 1941, Ark. f. Zool., 33A (10): 33.

Type Locality: Brazil, Amazonas, Patinga.

Vernacular Names: Amazon Black Howler.

Distribution: N Brazil, east of the Rio Trombetas to the Rio Tapajos, perhaps to the Rio Tocantins.

Conservation: CITES – Appendix II.

Discussion: A. seniculus species group. Separated from A. belzebul by Groves (2001 c).