Atlantic Ancula vs Greater Eastern Peaclam

Ancula gibbosa compared with Pisidium dubium

Taxonomic Classification

Rank	Atlantic Ancula	Greater Eastern Peaclam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class	Gastropoda (Gastropoda)	Bivalvia (Bivalvia)
Order	Nudibranchia (Nudibranchia)	Sphaeriida (Sphaeriida)
Family	Goniodorididae	Sphaeriidae
Genus	Ancula	Pisidium
Species	Ancula gibbosa	Pisidium dubium

Evolutionary Relationship

Atlantic Ancula and Greater Eastern Peaclam share a common ancestor at the Phylum level: Mollusca. (Mollusks)

Conservation Status

Atlantic Ancula

LC — Least Concern

Greater Eastern Peaclam

LC — Least Concern

Physical Characteristics

Attribute	Atlantic Ancula	Greater Eastern Peaclam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Ancula

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark, Norway, and Sweden.

Greater Eastern Peaclam

Habitat

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

Range

Found in United States.

Atlantic Ancula

The Atlantic Ancula (Ancula gibbosa) is a species in the genus Ancula. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.