vs Cardinal Click Beetle

Biddulphia rhombus compared with Ampedus cardinalis

Key Differences

is Not Evaluated while Cardinal Click Beetle is Critically Endangered.

Taxonomic Classification

Rank		Cardinal Click Beetle
Kingdom	Chromista (Chromista)	Animalia (Animals)
Phylum	Ochrophyta (Ochrophyta)	Arthropoda (Arthropods)
Class	Bacillariophyceae (Bacillariophyceae)	Insecta (Insects)
Order	Biddulphiales (Biddulphiales)	Coleoptera (Beetles)
Family	Biddulphiaceae	Elateridae
Genus	Biddulphia	Ampedus
Species	Biddulphia rhombus	Ampedus cardinalis

Conservation Status

NE — Not Evaluated

Cardinal Click Beetle

CR — Critically Endangered

Physical Characteristics

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

Habitat & Geographic Range

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Sweden, and Taiwan.

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.

Biddulphia rhombus is a centric marine diatom with a distinctly bipolar, rhomboid to broadly lanceolate valve shape bearing prominent horn-like elevations. It inhabits coastal planktonic and benthic environments in temperate to warm seas worldwide. This photosynthetic diatom contributes to marine primary production in neritic coastal waters.

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.