Mexican mouse opossum
- kingdom: Animalia
- phylum: Chordata
- class: Mammalia
- order: Didelphimorphia
- family: Didelphidae
- genus: Marmosa
- species: Marmosa mexicana
Puerto El Triunfo
Usulután
El Salvador
Cobán
Alta Verapaz
Guatemala
Minatitlán
Veracruz- Izamal
Yucatán
Mexico
Corn Island
Atlántico Sur
Nicaragua
Santa Barbara
California- Rensselaer
New York
United States