Bradypus torquatus Illiger, 1811 . Prodr. Syst. Mamm. Avium, p. 109.

TYPE LOCALITY: "Brasilia;" restricted to the Atlantic drainage of the Brazilian states of Bahia, Espirito Santo, and Rio de Janeiro, by Wetzel and Avila-Pires (1980) .

DISTRIBUTION: Coastal forests of SE Brazil.

STATUS: U.S. ESA and IUCN - Endangered.

SYNONYMS: crinitus Gray, 1850; cristatus Hamilton-Smith, 1827; mareyi Anthony, 1907; melanotis Swainson, 1835 .

COMMENTS: Some authors believe erroneously that B. torquatus liliger, 1811, is a nomen nudum and attribute the name to Desmarest (1816a).