Monodelphis maraxina Thomas, 1923 . Ann. Mag. Nat. Hist., ser. 9, 12: 157.

TYPE LOCALITY: Brazil, Para, Caldeirao .

DISTRIBUTION: Marajo Isl. (and vicinity?), Brazil.

COMMENT: Formerly included in domestica by Cabrera, 1958:8; but see Pine, 1980 (1979), Mammalia, 43:497, who considered maraxina a distinct species.