Gray-footed Spiny-rat vs Olive-gray Thomasomys

Proechimys poliopus compared with Thomasomys cinereus

Key Differences

• Gray-footed Spiny-rat is Vulnerable while Olive-gray Thomasomys is Least Concern.

Taxonomic Classification

Rank	Gray-footed Spiny-rat	Olive-gray Thomasomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Echimyidae	Cricetidae
Genus	Proechimys	Thomasomys
Species	Proechimys poliopus	Thomasomys cinereus

Evolutionary Relationship

Gray-footed Spiny-rat and Olive-gray Thomasomys share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Gray-footed Spiny-rat

VU — Vulnerable

Olive-gray Thomasomys

LC — Least Concern

Physical Characteristics

Attribute	Gray-footed Spiny-rat	Olive-gray Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-footed Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.