Corrugated Salamander vs Lesser Short-tailed Rat

Isthmura corrugata compared with Brachyuromys betsileoensis

Key Differences

• Corrugated Salamander is Critically Endangered while Lesser Short-tailed Rat is Least Concern.

Taxonomic Classification

Rank	Corrugated Salamander	Lesser Short-tailed Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Rodentia (Rodents)
Family	Plethodontidae	Nesomyidae
Genus	Isthmura	Brachyuromys
Species	Isthmura corrugata	Brachyuromys betsileoensis

Evolutionary Relationship

Corrugated Salamander and Lesser Short-tailed Rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Corrugated Salamander

CR — Critically Endangered

Lesser Short-tailed Rat

LC — Least Concern

Physical Characteristics

Attribute	Corrugated Salamander	Lesser Short-tailed Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Corrugated Salamander

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

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

Lesser Short-tailed Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.