Atlantic Ancula vs Bent Ring Lichen

Ancula gibbosa compared with Arctoparmelia incurva

Key Differences

• Atlantic Ancula is Least Concern while Bent Ring Lichen is Critically Endangered.

Taxonomic Classification

Rank	Atlantic Ancula	Bent Ring Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Mollusca (Mollusks)	Ascomycota (Sac Fungi)
Class	Gastropoda (Gastropoda)	Lecanoromycetes (Lecanoromycetes)
Order	Nudibranchia (Nudibranchia)	Lecanorales (Lecanorales)
Family	Goniodorididae	Parmeliaceae
Genus	Ancula	Arctoparmelia
Species	Ancula gibbosa	Arctoparmelia incurva

Conservation Status

Atlantic Ancula

LC — Least Concern

Bent Ring Lichen

CR — Critically Endangered

Physical Characteristics

Attribute	Atlantic Ancula	Bent Ring Lichen
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.

Bent Ring Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Sweden, and United States. Currently classified as Critically 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.

Bent Ring Lichen

The Bent Ring Lichen (Arctoparmelia incurva) is a species in the genus Arctoparmelia. It is currently classified as Critically Endangered on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden