Catkin Yew vs Common Periwinkle

Amentotaxus argotaenia compared with Littorina littorea

Key Differences

• Catkin Yew is Near Threatened while Common Periwinkle is Least Concern.

Taxonomic Classification

Rank	Catkin Yew	Common Periwinkle
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Coniferophyta (Conifers)	Mollusca (Mollusks)
Class	Pinopsida (Conifers)	Gastropoda (Gastropoda)
Order	Pinales (Pines & Allies)	Littorinimorpha (Littorinimorpha)
Family	Taxaceae	Littorinidae
Genus	Amentotaxus	Littorina
Species	Amentotaxus argotaenia	Littorina littorea

Conservation Status

Catkin Yew

NT — Near Threatened

Common Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Catkin Yew	Common Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Catkin Yew

Habitat

Typically found in temperate and boreal forests, often at higher elevations.

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).

Catkin Yew

The Catkin Yew (Amentotaxus argotaenia) is a species in the genus Amentotaxus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in temperate and boreal forests, often at higher elevations.

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.