Olive-gray Thomasomys vs Smith's False Brook Salamander

Thomasomys cinereus compared with Pseudoeurycea smithi

Key Differences

• Olive-gray Thomasomys is Least Concern while Smith's False Brook Salamander is Critically Endangered.

Taxonomic Classification

Rank	Olive-gray Thomasomys	Smith's False Brook Salamander
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Cricetidae	Plethodontidae
Genus	Thomasomys	Pseudoeurycea
Species	Thomasomys cinereus	Pseudoeurycea smithi

Evolutionary Relationship

Olive-gray Thomasomys and Smith's False Brook Salamander share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Olive-gray Thomasomys

LC — Least Concern

Smith's False Brook Salamander

CR — Critically Endangered

Physical Characteristics

Attribute	Olive-gray Thomasomys	Smith's False Brook Salamander
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Smith's False Brook Salamander

Habitat

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

Range

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