beaded chestnut vs Brook Floater

Agrochola lychnidis compared with Alasmidonta varicosa

Key Differences

• beaded chestnut is Near Threatened while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	beaded chestnut	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Lepidoptera (Butterflies & Moths)	Unionida (Unionida)
Family	Noctuidae	Unionidae
Genus	Agrochola	Alasmidonta
Species	Agrochola lychnidis	Alasmidonta varicosa

Evolutionary Relationship

beaded chestnut and Brook Floater share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

beaded chestnut

NT — Near Threatened

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	beaded chestnut	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

beaded chestnut

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

beaded chestnut

The Beaded chestnut (Agrochola lychnidis) is a species in the genus Agrochola. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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.