Gray-bellied Rice Rat vs Simons’s Mouse Opossum

Nephelomys moerex compared with Marmosa simonsi

Key Differences

• Gray-bellied Rice Rat is Extinct while Simons’s Mouse Opossum is Not Evaluated.

Taxonomic Classification

Rank	Gray-bellied Rice Rat	Simons’s Mouse Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Didelphimorphia (Didelphimorphia)
Family	Cricetidae	Didelphidae
Genus	Nephelomys	Marmosa
Species	Nephelomys moerex	Marmosa simonsi

Evolutionary Relationship

Gray-bellied Rice Rat and Simons’s Mouse Opossum share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Gray-bellied Rice Rat

EX — Extinct

Simons’s Mouse Opossum

NE — Not Evaluated

Physical Characteristics

Attribute	Gray-bellied Rice Rat	Simons’s Mouse Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-bellied Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Simons’s Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador