Bearded Salamander vs Harmless Serotine

Pseudoeurycea tenchalli compared with Eptesicus innoxius

Key Differences

• Bearded Salamander is Critically Endangered while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	Bearded Salamander	Harmless Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Mammalia (Mammals)
Order	Caudata (Caudata)	Chiroptera (Bats)
Family	Plethodontidae	Vespertilionidae
Genus	Pseudoeurycea	Eptesicus
Species	Pseudoeurycea tenchalli	Eptesicus innoxius

Evolutionary Relationship

Bearded Salamander and Harmless Serotine share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bearded Salamander

CR — Critically Endangered

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	Bearded Salamander	Harmless Serotine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bearded 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.

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Bearded Salamander

The Bearded Salamander (Pseudoeurycea tenchalli) is a species in the genus Pseudoeurycea. It is currently classified as Critically Endangered on the IUCN Red List. 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 Neo