Atlantic Ancula vs Upper Crust

Ancula gibbosa compared with Amaurodon cyaneus

Key Differences

• Atlantic Ancula is Least Concern while Upper Crust is Vulnerable.

Taxonomic Classification

Rank	Atlantic Ancula	Upper Crust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Basidiomycota (Club Fungi)
Class	Gastropoda (Gastropoda)	Agaricomycetes (Mushrooms)
Order	Nudibranchia (Nudibranchia)	Thelephorales (Thelephorales)
Family	Goniodorididae	Thelephoraceae
Genus	Ancula	Amaurodon
Species	Ancula gibbosa	Amaurodon cyaneus

Conservation Status

Atlantic Ancula

LC — Least Concern

Upper Crust

VU — Vulnerable

Physical Characteristics

Attribute	Atlantic Ancula	Upper Crust
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.

Upper Crust

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

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