Alder Spittlebug vs Common Periwinkle

Aphrophora alni compared with Littorina littorea

Taxonomic Classification

Rank	Alder Spittlebug	Common Periwinkle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Hemiptera (Hemiptera)	Littorinimorpha (Littorinimorpha)
Family	Aphrophoridae	Littorinidae
Genus	Aphrophora	Littorina
Species	Aphrophora alni	Littorina littorea

Evolutionary Relationship

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

Conservation Status

Alder Spittlebug

LC — Least Concern

Common Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Alder Spittlebug	Common Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder Spittlebug

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (United States).

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).

Alder Spittlebug

The Alder Spittlebug (Aphrophora alni) is a species in the genus Aphrophora. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States