Golden Thomasomys vs Lesser Golden-bellied Rice Rat

Thomasomys aureus compared with Nephelomys nimbosus

Key Differences

• Golden Thomasomys is Least Concern while Lesser Golden-bellied Rice Rat is Vulnerable.

Taxonomic Classification

Rank	Golden Thomasomys	Lesser Golden-bellied Rice Rat
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order same	Rodentia (ネズミ目)	Rodentia (ネズミ目)
Family same	Cricetidae	Cricetidae
Genus	Thomasomys	Nephelomys
Species	Thomasomys aureus	Nephelomys nimbosus

Evolutionary Relationship

Golden Thomasomys and Lesser Golden-bellied Rice Rat share a common ancestor at the Family level: Cricetidae.

Conservation Status

Golden Thomasomys

LC — Least Concern

Lesser Golden-bellied Rice Rat

VU — Vulnerable

Physical Characteristics

Attribute	Golden Thomasomys	Lesser Golden-bellied Rice Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Golden Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Lesser Golden-bellied Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador