Didelphis aurita Wied-Neuwied, 1826 . Beitr. Naturgesch. Brasil., 2:395.

TYPE LOCALITY: Brazil, Bahia, "Villa Viçosa am Flusse Paruhype."

DISTRIBUTION: E Brazil, SE Paraguay, and NE Argentina.

SYNONYMS: azarae Temminck, 1824; brasiliensis Liais, 1872 (part); koseritzi Ihering, 1892; longipilis Miranda-Ribeiro, 1935; melanoidis Miranda-Ribeiro, 1935.

COMMENTS: Previously considered a disjunct population of D. marsupialis (see Cerqueira, 1985). The senior synonym is D. azarae Temminck, 1824 (see Hershkovitz, 1969); however, the name had been misapplied to D. albiventris for over 160 years.