Cardinal Click Beetle vs

Ampedus cardinalis compared with Eunotia eurycephala

Key Differences

Cardinal Click Beetle is Critically Endangered while is Not Evaluated.

Taxonomic Classification

Rank	Cardinal Click Beetle
Kingdom	Animalia (สัตว์)	Chromista (โครมิสตา)
Phylum	Arthropoda (สัตว์ขาปล้อง)	Ochrophyta (Ochrophyta)
Class	Insecta (แมลง)	Bacillariophyceae (Bacillariophyceae)
Order	Coleoptera (อันดับด้วง)	Eunotiales (Eunotiales)
Family	Elateridae	Eunotiaceae
Genus	Ampedus	Eunotia
Species	Ampedus cardinalis	Eunotia eurycephala

Conservation Status

Cardinal Click Beetle

CR — Critically Endangered

NE — Not Evaluated

Physical Characteristics

Attribute	Cardinal Click Beetle
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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across 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.

Eunotia eurycephala is a freshwater diatom belonging to the Eunotia genus, recognisable by its broadly expanded, rounded headpoles and gently curved valve outline. It is found in soft, acidic freshwater habitats including peatlands, sphagnum bogs, and mountain lakes across Europe and North America. This species serves as a bioindicator for water chemistry monitoring.