Atlantic Ancula vs Small Crest

Ancula gibbosa compared with Anarsia spartiella

Key Differences

• Atlantic Ancula is Least Concern while Small Crest is Endangered.

Taxonomic Classification

Rank	Atlantic Ancula	Small Crest
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	Anarsia
Species	Ancula gibbosa	Anarsia spartiella

Evolutionary Relationship

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

Conservation Status

Atlantic Ancula

LC — Least Concern

Small Crest

EN — Endangered

Physical Characteristics

Attribute	Atlantic Ancula	Small Crest
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.

Small Crest

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, 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.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇸🇪 Sweden