Dwarf False Brook Salamander vs Graceful Laucha

Ixalotriton parvus compared with Calomys lepidus

Key Differences

• Dwarf False Brook Salamander is Critically Endangered while Graceful Laucha is Least Concern.

Taxonomic Classification

Rank	Dwarf False Brook Salamander	Graceful Laucha
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Rodentia (Rodents)
Family	Plethodontidae	Cricetidae
Genus	Ixalotriton	Calomys
Species	Ixalotriton parvus	Calomys lepidus

Evolutionary Relationship

Dwarf False Brook Salamander and Graceful Laucha share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf False Brook Salamander

CR — Critically Endangered

Graceful Laucha

LC — Least Concern

Physical Characteristics

Attribute	Dwarf False Brook Salamander	Graceful Laucha
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf False Brook 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.

Graceful Laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.