Atlantic Ancula vs slender facelina

Ancula gibbosa compared with Facelina auriculata

Key Differences

• Atlantic Ancula is Least Concern while slender facelina is Vulnerable.

Taxonomic Classification

Rank	Atlantic Ancula	slender facelina
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class same	Gastropoda (Gastropoda)	Gastropoda (Gastropoda)
Order same	Nudibranchia (Nudibranchia)	Nudibranchia (Nudibranchia)
Family	Goniodorididae	Facelinidae
Genus	Ancula	Facelina
Species	Ancula gibbosa	Facelina auriculata

Evolutionary Relationship

Atlantic Ancula and slender facelina share a common ancestor at the Order level: Nudibranchia. (Nudibranchia)

Conservation Status

Atlantic Ancula

LC — Least Concern

slender facelina

VU — Vulnerable

Physical Characteristics

Attribute	Atlantic Ancula	slender facelina
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.

slender facelina

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden