Monodelphis dimidiata Wagner 1847
Monodelphis dimidiata Wagner 1847, Abh. Akad. Wiss. Munchen, 5 (1): 151.
Type Locality: Uruguay, Maldonado, " Maldonado am la Plata." .
Vernacular Names: Yellow-sided Opossum.
Synonyms: Monodelphis fosteri Thomas 1924 .
Distribution: Uruguay, SE Brazil, and NE Argentina.
Conservation: IUCN – Lower Risk (nt).
Discussion: See Pine et al. (1985). Peramys brachyurus as used by Lesson, 1842 (= Didelphys dimidiata Wagner, 1847), is the type species of Peramys Lesson, 1842 . Didelphys dimidiata Wagner is the type species of Minuania Cabrera, 1919; therefore Minuania Cabrera is a junior objective synonym of Peramys Lesson.