Common Periwinkle vs Globe Thistle

Littorina littorea compared with Echinops ritro

Key Differences

• Common Periwinkle is Least Concern while Globe Thistle is Not Evaluated.

Taxonomic Classification

Rank	Common Periwinkle	Globe Thistle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Littorinimorpha (Littorinimorpha)	Afrosoricida (Afrosoricida)
Family	Littorinidae	Tenrecidae
Genus	Littorina	Echinops
Species	Littorina littorea	Echinops ritro

Evolutionary Relationship

Common Periwinkle and Globe Thistle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Periwinkle

LC — Least Concern

Globe Thistle

NE — Not Evaluated

Physical Characteristics

Attribute	Common Periwinkle	Globe Thistle
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).

Globe Thistle

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Denmark, Estonia, Russia, and United States.

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.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇺🇸 United States