Brook Floater vs Humble Pixie-Cup Lichen

Alasmidonta varicosa compared with Cladonia humilis

Taxonomic Classification

Rank	Brook Floater	Humble Pixie-Cup Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Ascomycota (Sac Fungi)
Class	Bivalvia (Bivalvia)	Lecanoromycetes (Lecanoromycetes)
Order	Unionida (Unionida)	Lecanorales (Lecanorales)
Family	Unionidae	Cladoniaceae
Genus	Alasmidonta	Cladonia
Species	Alasmidonta varicosa	Cladonia humilis

Conservation Status

Brook Floater

VU — Vulnerable

Humble Pixie-Cup Lichen

VU — Vulnerable

Physical Characteristics

Attribute	Brook Floater	Humble Pixie-Cup Lichen
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.

Humble Pixie-Cup Lichen

Habitat

Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.