Ateles marginatus E. Geoffroy 1809
Ateles marginatus E. Geoffroy 1809, Ann. Mus. Hist. Nat. Paris, 13: 97.
Type Locality: Brazil, Rio Tocantins, Cametá.
Vernacular Names: White-cheeked Spider Monkey.
Synonyms: Ateles frontalis Bennett 1831 .
Distribution: South of Lower Amazon, Rio Tapajós to Rio Tocantins (Brazil).
Conservation: CITES – Appendix II; IUCN – Endangered.
Discussion: Separated from belzebuth by Groves (1989).