Cardinal Click Beetle vs Isopod

Ampedus cardinalis compared with Porcellio dilatatus

Key Differences

• Cardinal Click Beetle is Critically Endangered while Isopod is Not Evaluated.

Taxonomic Classification

Rank	Cardinal Click Beetle	Isopod
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Malacostraca (Crustaceans)
Order	Coleoptera (Beetles)	Isopoda (Isopoda)
Family	Elateridae	Porcellionidae
Genus	Ampedus	Porcellio
Species	Ampedus cardinalis	Porcellio dilatatus

Evolutionary Relationship

Cardinal Click Beetle and Isopod share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Cardinal Click Beetle

CR — Critically Endangered

Isopod

NE — Not Evaluated

Physical Characteristics

Attribute	Cardinal Click Beetle	Isopod
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.

Isopod

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Widely distributed across Europe (7 countries), North America (United States), and South America (Brazil).

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