Brook Floater vs Perija Small-eared Shrew

Alasmidonta varicosa compared with Cryptotis perijensis

Key Differences

• Brook Floater is Vulnerable while Perija Small-eared Shrew is Data Deficient.

Taxonomic Classification

Rank	Brook Floater	Perija Small-eared Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Unionida (Unionida)	Soricomorpha (Soricomorpha)
Family	Unionidae	Soricidae
Genus	Alasmidonta	Cryptotis
Species	Alasmidonta varicosa	Cryptotis perijensis

Evolutionary Relationship

Brook Floater and Perija Small-eared Shrew share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Perija Small-eared Shrew

DD — Data Deficient

Physical Characteristics

Attribute	Brook Floater	Perija Small-eared Shrew
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.

Perija Small-eared Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.