Cardinal Click Beetle vs Gray-taek Crab

Ampedus cardinalis compared with Geothelphusa cinerea

Key Differences

• Cardinal Click Beetle is Critically Endangered while Gray-taek Crab is Least Concern.

Taxonomic Classification

Rank	Cardinal Click Beetle	Gray-taek 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 cinerea

Evolutionary Relationship

Cardinal Click Beetle and Gray-taek Crab share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Cardinal Click Beetle

CR — Critically Endangered

Gray-taek Crab

LC — Least Concern

Physical Characteristics

Attribute	Cardinal Click Beetle	Gray-taek 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.

Gray-taek 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.