Didelphidae Gray, 1821
Marmosa andersoni Pine, 1972
Marmosa lepida (Thomas, 1888)
Marmosa mexicana Merriam, 1897
Marmosa murina (Linnaeus, 1758)
Marmosa quichua Thomas, 1899
Marmosa robinsoni Bangs, 1898
Marmosa rubra Tate, 1931
Marmosa tyleriana Tate, 1931
Marmosa xerophila Handley & Gordon, 1979