Amazonian Marsh Rat vs Central Andes Oldfield Mouse

Holochilus sciureus compared with Thomasomys contradictus

Key Differences

• Amazonian Marsh Rat is Least Concern while Central Andes Oldfield Mouse is Data Deficient.

Taxonomic Classification

Rank	Amazonian Marsh Rat	Central Andes Oldfield Mouse
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order same	Rodentia (Nagetiere)	Rodentia (Nagetiere)
Family same	Cricetidae	Cricetidae
Genus	Holochilus	Thomasomys
Species	Holochilus sciureus	Thomasomys contradictus

Evolutionary Relationship

Amazonian Marsh Rat and Central Andes Oldfield Mouse share a common ancestor at the Family level: Cricetidae.

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

Central Andes Oldfield Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Amazonian Marsh Rat	Central Andes Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazonian Marsh Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Central Andes Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Amazonian Marsh Rat

The Amazonian Marsh Rat (Holochilus sciureus) is a species in the genus Holochilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Central Andes Oldfield Mouse

The Central Andes Oldfield Mouse (Thomasomys contradictus) is a species in the genus Thomasomys. It is currently classified as Data Deficient on the IUCN Red List. Found in Colombia.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia