Atlantic Ancula vs Sowerby's keeled slug

Ancula gibbosa compared with Tandonia sowerbyi

Key Differences

• Atlantic Ancula is Least Concern while Sowerby's keeled slug is Data Deficient.

Taxonomic Classification

Rank	Atlantic Ancula	Sowerby's keeled slug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class same	Gastropoda (Gastropoda)	Gastropoda (Gastropoda)
Order	Nudibranchia (Nudibranchia)	Stylommatophora (Stylommatophora)
Family	Goniodorididae	Milacidae
Genus	Ancula	Tandonia
Species	Ancula gibbosa	Tandonia sowerbyi

Evolutionary Relationship

Atlantic Ancula and Sowerby's keeled slug share a common ancestor at the Class level: Gastropoda. (Gastropoda)

Conservation Status

Atlantic Ancula

LC — Least Concern

Sowerby's keeled slug

DD — Data Deficient

Physical Characteristics

Attribute	Atlantic Ancula	Sowerby's keeled slug
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.

Sowerby's keeled slug

Habitat

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

Range

Found across Europe (10 countries) and Oceania and the Pacific (New Zealand).

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.