Allen’s Common Mustached Bat vs Brook Floater

Pteronotus fuscus compared with Alasmidonta varicosa

Key Differences

• Allen’s Common Mustached Bat is Least Concern while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Allen’s Common Mustached Bat	Brook Floater
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Chordata (脊索动物门)	Mollusca (软体动物门)
Class	Mammalia (哺乳動物)	Bivalvia (双壳纲)
Order	Chiroptera (翼手目)	Unionida (蚌目)
Family	Mormoopidae	Unionidae
Genus	Pteronotus	Alasmidonta
Species	Pteronotus fuscus	Alasmidonta varicosa

Evolutionary Relationship

Allen’s Common Mustached Bat and Brook Floater share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Allen’s Common Mustached Bat

LC — Least Concern

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Allen’s Common Mustached Bat	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen’s Common Mustached Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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.

Allen’s Common Mustached Bat

The Allen’s Common Mustached Bat (Pteronotus fuscus) is a species in the genus Pteronotus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.