Brook Floater vs Cullum's Humble Bee

Alasmidonta varicosa compared with Bombus cullumanus

Key Differences

• Brook Floater is Vulnerable while Cullum's Humble Bee is Extinct.

Taxonomic Classification

Rank	Brook Floater	Cullum's Humble Bee
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Bivalvia (Bivalvia)	Insecta (Insects)
Order	Unionida (Unionida)	Hymenoptera (Ants, Bees & Wasps)
Family	Unionidae	Apidae (Bees)
Genus	Alasmidonta	Bombus
Species	Alasmidonta varicosa	Bombus cullumanus

Evolutionary Relationship

Brook Floater and Cullum's Humble Bee share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brook Floater

VU — Vulnerable

Cullum's Humble Bee

EX — Extinct

Physical Characteristics

Attribute	Brook Floater	Cullum's Humble Bee
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.

Cullum's Humble Bee

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden.

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.