Big-footed Thorius vs Brook Floater

Thorius magnipes compared with Alasmidonta varicosa

Key Differences

• Big-footed Thorius is Critically Endangered while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Big-footed Thorius	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Amphibia (Amphibians)	Bivalvia (Bivalvia)
Order	Caudata (Caudata)	Unionida (Unionida)
Family	Plethodontidae	Unionidae
Genus	Thorius	Alasmidonta
Species	Thorius magnipes	Alasmidonta varicosa

Evolutionary Relationship

Big-footed Thorius and Brook Floater share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Big-footed Thorius

CR — Critically Endangered

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Big-footed Thorius	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-footed Thorius

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.

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Big-footed Thorius

The Big-footed Thorius (Thorius magnipes) is a species in the genus Thorius. 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

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.