Alexanders vs Black-Lined Periwinkle

Angelica atropurpurea compared with Littorina saxatilis

Taxonomic Classification

Rank	Alexanders	Black-Lined Periwinkle
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Mollusca (Mollusks)
Class	Magnoliopsida (Dicots)	Gastropoda (Gastropoda)
Order	Apiales (Apiales)	Littorinimorpha (Littorinimorpha)
Family	Apiaceae	Littorinidae
Genus	Angelica	Littorina
Species	Angelica atropurpurea	Littorina saxatilis

Conservation Status

Alexanders

LC — Least Concern

Black-Lined Periwinkle

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Alexanders

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Canada, France, Norway, 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).

Alexanders

The Alexanders (Angelica atropurpurea) is a species in the genus Angelica. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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.