Brook Floater vs False Parasol

Alasmidonta varicosa compared with Chlorophyllum molybdites

Key Differences

• Brook Floater is Vulnerable while False Parasol is Not Evaluated.

Taxonomic Classification

Rank	Brook Floater	False Parasol
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Basidiomycota (Club Fungi)
Class	Bivalvia (Bivalvia)	Agaricomycetes (Mushrooms)
Order	Unionida (Unionida)	Agaricales (Gilled Mushrooms)
Family	Unionidae	Agaricaceae (Agarics)
Genus	Alasmidonta	Chlorophyllum
Species	Alasmidonta varicosa	Chlorophyllum molybdites

Conservation Status

Brook Floater

VU — Vulnerable

False Parasol

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Floater	False Parasol
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.

False Parasol

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Brazil).

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.