Hudson s Thomaomys vs Niceforo Maria’s Oldfield Mouse

Thomasomys hudsoni compared with Thomasomys nicefori

Key Differences

• Hudson s Thomaomys is Vulnerable while Niceforo Maria’s Oldfield Mouse is Least Concern.

Taxonomic Classification

Rank	Hudson s Thomaomys	Niceforo Maria’s Oldfield Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family same	Cricetidae	Cricetidae
Genus same	Thomasomys	Thomasomys
Species	Thomasomys hudsoni	Thomasomys nicefori

Evolutionary Relationship

Hudson s Thomaomys and Niceforo Maria’s Oldfield Mouse share a common ancestor at the Genus level: Thomasomys.

Conservation Status

Hudson s Thomaomys

VU — Vulnerable

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Physical Characteristics

Attribute	Hudson s Thomaomys	Niceforo Maria’s Oldfield Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hudson s Thomaomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.