Arctic Fingernailclam vs Autumn Snowflake

Sphaerium nitidum compared with Acis autumnalis

Taxonomic Classification

Rank	Arctic Fingernailclam	Autumn Snowflake
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Magnoliophyta (Flowering Plants)
Class	Bivalvia (Bivalvia)	Liliopsida (Monocots)
Order	Sphaeriida (Sphaeriida)	Asparagales (Asparagales)
Family	Sphaeriidae	Amaryllidaceae
Genus	Sphaerium	Acis
Species	Sphaerium nitidum	Acis autumnalis

Conservation Status

Arctic Fingernailclam

LC — Least Concern

Autumn Snowflake

LC — Least Concern

Physical Characteristics

Attribute	Arctic Fingernailclam	Autumn Snowflake
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic Fingernailclam

Habitat

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

Range

Distributed across Norway, Sweden, and United States.

Autumn Snowflake

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Found in Norway.

Arctic Fingernailclam

The Arctic Fingernailclam (Sphaerium nitidum) is a species in the genus Sphaerium. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Autumn Snowflake

The Autumn Snowflake (Acis autumnalis) is a species in the genus Acis. It is currently classified as Least Concern on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.