Anderson's Salamander vs Marsh Valerian

Ambystoma andersoni compared with Valeriana dioica

Key Differences

• Anderson's Salamander is Critically Endangered while Marsh Valerian is Extinct.

Taxonomic Classification

Rank	Anderson's Salamander	Marsh Valerian
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Amphibia (Amphibians)	Magnoliopsida (Dicots)
Order	Caudata (Caudata)	Dipsacales (Dipsacales)
Family	Ambystomatidae	Caprifoliaceae
Genus	Ambystoma	Valeriana
Species	Ambystoma andersoni	Valeriana dioica

Conservation Status

Anderson's Salamander

CR — Critically Endangered

Marsh Valerian

EX — Extinct

Physical Characteristics

Attribute	Anderson's Salamander	Marsh Valerian
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Anderson's 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.

Marsh Valerian

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found across Europe (5 countries) and North America (United States).

Anderson's Salamander

The Anderson's Salamander (Ambystoma andersoni) is a species in the genus Ambystoma. 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.