Arctic Fingernailclam vs Gray Slender Opossum

Sphaerium nitidum compared with Marmosops incanus

Taxonomic Classification

Rank	Arctic Fingernailclam	Gray Slender Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Bivalvia (Bivalvia)	Mammalia (Mammals)
Order	Sphaeriida (Sphaeriida)	Didelphimorphia (Didelphimorphia)
Family	Sphaeriidae	Didelphidae
Genus	Sphaerium	Marmosops
Species	Sphaerium nitidum	Marmosops incanus

Evolutionary Relationship

Arctic Fingernailclam and Gray Slender Opossum share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic Fingernailclam

LC — Least Concern

Gray Slender Opossum

LC — Least Concern

Physical Characteristics

Attribute	Arctic Fingernailclam	Gray Slender Opossum
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.

Gray Slender Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.