Black Laceweaver vs Black-Lined Periwinkle

Amaurobius ferox compared with Littorina saxatilis

Taxonomic Classification

Rank	Black Laceweaver	Black-Lined Periwinkle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Arachnida (Arachnids)	Gastropoda (Gastropoda)
Order	Araneae (Araneae)	Littorinimorpha (Littorinimorpha)
Family	Amaurobiidae	Littorinidae
Genus	Amaurobius	Littorina
Species	Amaurobius ferox	Littorina saxatilis

Evolutionary Relationship

Black Laceweaver and Black-Lined Periwinkle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black Laceweaver

LC — Least Concern

Black-Lined Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Black Laceweaver	Black-Lined Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Laceweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Distributed across Belgium, Canada, Denmark, Sweden, and United States.

Black-Lined Periwinkle

Habitat

Found across multiple habitat types including tropical and subtropical grasslands and savannas, flooded grasslands and savannas, and deserts and xeric shrublands within the Afrotropic biogeographic realm.

Range

Widely distributed across Africa (Namibia, South Africa), Europe (5 countries), and North America (United States).

Black Laceweaver

The Black Laceweaver (Amaurobius ferox) is a species in the genus Amaurobius. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial habitats from forests to deserts.

Black-Lined Periwinkle

The Black-Lined Periwinkle (Littorina saxatilis) is a species in the genus Littorina. It is currently classified as Least Concern on the IUCN Red List. Found across multiple habitat types including tropical and subtropical grasslands and savannas, flooded grasslands and savannas, and deserts and xeric shrublands within the Afrotropic biogeographic realm.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇸🇪 Sweden 🇺🇸 United States