Black Kauri vs Common Periwinkle

Agathis atropurpurea compared with Littorina littorea

Key Differences

• Black Kauri is Near Threatened while Common Periwinkle is Least Concern.

Taxonomic Classification

Rank	Black Kauri	Common Periwinkle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Hymenoptera (Ants, Bees & Wasps)	Littorinimorpha (Littorinimorpha)
Family	Braconidae	Littorinidae
Genus	Agathis	Littorina
Species	Agathis atropurpurea	Littorina littorea

Evolutionary Relationship

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

Conservation Status

Black Kauri

NT — Near Threatened

Common Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Black Kauri	Common Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Kauri

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

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).

Black Kauri

The Black Kauri (Agathis atropurpurea) is a species in the genus Agathis. It is currently classified as Near Threatened 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.