Cardinal Click Beetle vs Rust Colored Crab

Ampedus cardinalis compared with Geothelphusa ferruginea

Key Differences

• Cardinal Click Beetle is Critically Endangered while Rust Colored Crab is Data Deficient.

Taxonomic Classification

Rank	Cardinal Click Beetle	Rust Colored Crab
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Malacostraca (Crustaceans)
Order	Coleoptera (Beetles)	Decapoda (Decapoda)
Family	Elateridae	Potamidae
Genus	Ampedus	Geothelphusa
Species	Ampedus cardinalis	Geothelphusa ferruginea

Evolutionary Relationship

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

Conservation Status

Cardinal Click Beetle

CR — Critically Endangered

Rust Colored Crab

DD — Data Deficient

Physical Characteristics

Attribute	Cardinal Click Beetle	Rust Colored Crab
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.

Rust Colored Crab

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Found in Taiwan.

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.