Cardinal Click Beetle vs Olive Nut Truffle

Ampedus cardinalis compared with Hymenogaster olivaceus

Key Differences

Cardinal Click Beetle is Critically Endangered while Olive Nut Truffle is Data Deficient.

Taxonomic Classification

Rank	Cardinal Click Beetle	Olive Nut Truffle
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Coleoptera (Beetles)	Agaricales (Gilled Mushrooms)
Family	Elateridae	Hymenogastraceae
Genus	Ampedus	Hymenogaster
Species	Ampedus cardinalis	Hymenogaster olivaceus

Conservation Status

Cardinal Click Beetle

CR — Critically Endangered

Olive Nut Truffle

DD — Data Deficient

Physical Characteristics

Attribute	Cardinal Click Beetle	Olive Nut Truffle
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.

Olive Nut Truffle

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, 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.