Atlantic Ancula vs Beautiful Groundling

Ancula gibbosa compared with Caryocolum marmorea

Key Differences

• Atlantic Ancula is Least Concern while Beautiful Groundling is Endangered.

Taxonomic Classification

Rank	Atlantic Ancula	Beautiful Groundling
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Gastropoda (Gastropoda)	Insecta (Insects)
Order	Nudibranchia (Nudibranchia)	Lepidoptera (Butterflies & Moths)
Family	Goniodorididae	Gelechiidae
Genus	Ancula	Caryocolum
Species	Ancula gibbosa	Caryocolum marmorea

Evolutionary Relationship

Atlantic Ancula and Beautiful Groundling share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Atlantic Ancula

LC — Least Concern

Beautiful Groundling

EN — Endangered

Physical Characteristics

Attribute	Atlantic Ancula	Beautiful Groundling
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.

Beautiful Groundling

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Endangered 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.

Beautiful Groundling

The Beautiful Groundling (Caryocolum marmorea) is a species in the genus Caryocolum. It is currently classified as Endangered on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden