Atlantic Ancula vs Ross' cuttle

Ancula gibbosa compared with Rossia macrosoma

Taxonomic Classification

Rank	Atlantic Ancula	Ross' cuttle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class	Gastropoda (Gastropoda)	Cephalopoda (Cephalopods)
Order	Nudibranchia (Nudibranchia)	Sepiida (Sepiida)
Family	Goniodorididae	Sepiolidae
Genus	Ancula	Rossia
Species	Ancula gibbosa	Rossia macrosoma

Evolutionary Relationship

Atlantic Ancula and Ross' cuttle share a common ancestor at the Phylum level: Mollusca. (Mollusks)

Conservation Status

Atlantic Ancula

LC — Least Concern

Ross' cuttle

LC — Least Concern

Physical Characteristics

Attribute	Atlantic Ancula	Ross' cuttle
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.

Ross' cuttle

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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