Bellenden Ker Scaly Snail vs Common Periwinkle

Aetholitis gerdesae compared with Littorina littorea

Taxonomic Classification

Rank	Bellenden Ker Scaly Snail	Common Periwinkle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Mollusca (Mollusks)	Mollusca (Mollusks)
Class same	Gastropoda (Gastropoda)	Gastropoda (Gastropoda)
Order	Stylommatophora (Stylommatophora)	Littorinimorpha (Littorinimorpha)
Family	Camaenidae	Littorinidae
Genus	Aetholitis	Littorina
Species	Aetholitis gerdesae	Littorina littorea

Evolutionary Relationship

Bellenden Ker Scaly Snail and Common Periwinkle share a common ancestor at the Class level: Gastropoda. (Gastropoda)

Conservation Status

Bellenden Ker Scaly Snail

LC — Least Concern

Common Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Bellenden Ker Scaly Snail	Common Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bellenden Ker Scaly Snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in Australia.

Common Periwinkle

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found across Europe (4 countries) and North America (Canada, United States).

Bellenden Ker Scaly Snail

The Bellenden Ker Scaly Snail (Aetholitis gerdesae) is a species in the genus Aetholitis. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

Common Periwinkle

Common Periwinkle (Littorina littorea) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.