European Fingernail Clam vs cyclade rivicole

Sphaerium corneum compared with Sphaerium rivicola

Key Differences

• European Fingernail Clam is Least Concern while cyclade rivicole is Not Evaluated.

Taxonomic Classification

Rank	European Fingernail Clam	cyclade rivicole
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Mollusca (mollusques)	Mollusca (mollusques)
Class same	Bivalvia (Bivalvia)	Bivalvia (Bivalvia)
Order same	Sphaeriida (Sphaeriida)	Sphaeriida (Sphaeriida)
Family same	Sphaeriidae	Sphaeriidae
Genus same	Sphaerium	Sphaerium
Species	Sphaerium corneum	Sphaerium rivicola

Evolutionary Relationship

European Fingernail Clam and cyclade rivicole share a common ancestor at the Genus level: Sphaerium.

Conservation Status

European Fingernail Clam

LC — Least Concern

cyclade rivicole

NE — Not Evaluated

Physical Characteristics

Attribute	European Fingernail Clam	cyclade rivicole
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

European Fingernail Clam

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

cyclade rivicole

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Ukraine.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇺🇦 Ukraine