Cuetzalan Salamander vs Guyenne Spiny-rat

Aquiloeurycea quetzalanensis compared with Proechimys guyannensis

Key Differences

• Cuetzalan Salamander is Critically Endangered while Guyenne Spiny-rat is Least Concern.

Taxonomic Classification

Rank	Cuetzalan Salamander	Guyenne Spiny-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	Echimyidae
Genus	Aquiloeurycea	Proechimys
Species	Aquiloeurycea quetzalanensis	Proechimys guyannensis

Evolutionary Relationship

Cuetzalan Salamander and Guyenne Spiny-rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Cuetzalan Salamander

CR — Critically Endangered

Guyenne Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	Cuetzalan Salamander	Guyenne Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cuetzalan 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.

Guyenne Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.