Golden Thomasomys vs Mountain Stream Siredon

Thomasomys aureus compared with Ambystoma altamirani

Key Differences

• Golden Thomasomys is Least Concern while Mountain Stream Siredon is Endangered.

Taxonomic Classification

Rank	Golden Thomasomys	Mountain Stream Siredon
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Cricetidae	Ambystomatidae
Genus	Thomasomys	Ambystoma
Species	Thomasomys aureus	Ambystoma altamirani

Evolutionary Relationship

Golden Thomasomys and Mountain Stream Siredon share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Golden Thomasomys

LC — Least Concern

Mountain Stream Siredon

EN — Endangered

Physical Characteristics

Attribute	Golden Thomasomys	Mountain Stream Siredon
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.

Mountain Stream Siredon

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

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