Monodelphis diniidiata (Wagner, 1847) . Abh. Akad. Wiss. München, 5(1): 151, note.
TYPE LOCALITY: Uruguay, Maldonado .
DISTRIBUTION: C. Brazil; Uruguay; Pampean Argentina.
COMMENT: Includes fosteri; see Reig, 1964, Pubis. Mus. Cienc. Nat. de Mar del Plata, 1:203-224; Kirsch and Calaby, 1977.
ISIS NUMBER: 5301402001011004001 as M. diniidiata .
5301402001011006001 as M. fosteri.