Marmosa mexicana (Mexican mouse opossum)
Mass: 57.8 g based on Rossi et al. 2010
Latitudinal range: 13.7° to 22.6°Habitats: tropical/subtropical moist broadleaf forest (2), tropical/subtropical dry broadleaf forest (1)
Found in 4 samples
Guatemala: Chelemhá Cloud Forest Reserve
Mexico: Cueva de Abra (Late Pleistocene)
Nicaragua: Siuna (mammals, secondary forest), Siuna (mammals, allspice)
Size measurements:
| ♀ body mass | 46 g | N = 8 | Rossi et al. 2010 |
| ♂ body mass | 63 g | N = 21 | Rossi et al. 2010 |
| ♂ hind foot length | 24 mm | N = 1 | Merriam 1897 |
| ♂ tail length | 186 mm | N = 1 | Merriam 1897 |
| ♂ total body length | 330 mm | N = 1 | Merriam 1897 |
See also Marmosa, Marmosa andersoni, Marmosa constantiae, Marmosa demerarae, Marmosa lepida, Marmosa murina, Marmosa paraguayana, Marmosa regina, Marmosa robinsoni, Marmosa sp., Marmosa waterhousei