Brook Floater vs Devil'S Urn

Alasmidonta varicosa compared with Urnula craterium

Key Differences

Brook Floater is Vulnerable while Devil'S Urn is Endangered.

Taxonomic Classification

Rank	Brook Floater	Devil'S Urn
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Ascomycota (Sac Fungi)
Class	Bivalvia (Bivalvia)	Pezizomycetes (Pezizomycetes)
Order	Unionida (Unionida)	Pezizales (Pezizales)
Family	Unionidae	Sarcosomataceae
Genus	Alasmidonta	Urnula
Species	Alasmidonta varicosa	Urnula craterium

Conservation Status

Brook Floater

VU — Vulnerable

Devil'S Urn

EN — Endangered

Physical Characteristics

Attribute	Brook Floater	Devil'S Urn
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic 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.

Devil'S Urn

Habitat

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

Range

Distributed across Norway, Sweden, and United States. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.