Common Periwinkle vs Flat Periwinkle

Littorina littorea compared with Littorina obtusata

Taxonomic Classification

Rank	Common Periwinkle	Flat Periwinkle
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Mollusca (연체동물)	Mollusca (연체동물)
Class same	Gastropoda (복족강)	Gastropoda (복족강)
Order same	Littorinimorpha (총알고둥류)	Littorinimorpha (총알고둥류)
Family same	Littorinidae	Littorinidae
Genus same	Littorina	Littorina
Species	Littorina littorea	Littorina obtusata

Evolutionary Relationship

Common Periwinkle and Flat Periwinkle share a common ancestor at the Genus level: Littorina.

Conservation Status

Common Periwinkle

LC — Least Concern

Flat Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Common Periwinkle	Flat Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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).

Flat Periwinkle

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Common Periwinkle

총알고둥(Littorina littorea)은 IUCN 적색목록에서 최소관심(LC)으로 분류된다. 서식 범위 전반에 걸쳐 널리 분포하며 개체수가 안정적으로 유지되고 있어 즉각적인 보전 위협은 없다.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden