Cardinal Click Beetle vs Flat Periwinkle

Ampedus cardinalis compared with Littorina obtusata

Key Differences

• Cardinal Click Beetle is Critically Endangered while Flat Periwinkle is Least Concern.

Taxonomic Classification

Rank	Cardinal Click Beetle	Flat Periwinkle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Coleoptera (Beetles)	Littorinimorpha (Littorinimorpha)
Family	Elateridae	Littorinidae
Genus	Ampedus	Littorina
Species	Ampedus cardinalis	Littorina obtusata

Evolutionary Relationship

Cardinal Click Beetle and Flat Periwinkle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Cardinal Click Beetle

CR — Critically Endangered

Flat Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Cardinal Click Beetle	Flat Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cardinal Click Beetle

Habitat

Inhabits temperate coniferous forests within the Palearctic biogeographic realm.

Range

Distributed across Denmark, Norway, Sweden, and Switzerland. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Flat Periwinkle

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Cardinal Click Beetle

The Cardinal Click Beetle (Ampedus cardinalis) is a species in the genus Ampedus. It is currently classified as Critically Endangered (CR) on the IUCN Red List. Inhabits temperate coniferous forests within the Palearctic biogeographic realm.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden