Chestnut Coloured Click Beetle vs slender facelina

Anostirus castaneus compared with Facelina auriculata

Key Differences

• Chestnut Coloured Click Beetle is Least Concern while slender facelina is Vulnerable.

Taxonomic Classification

Rank	Chestnut Coloured Click Beetle	slender facelina
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Coleoptera (Beetles)	Nudibranchia (Nudibranchia)
Family	Elateridae	Facelinidae
Genus	Anostirus	Facelina
Species	Anostirus castaneus	Facelina auriculata

Evolutionary Relationship

Chestnut Coloured Click Beetle and slender facelina share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Chestnut Coloured Click Beetle

LC — Least Concern

slender facelina

VU — Vulnerable

Physical Characteristics

Attribute	Chestnut Coloured Click Beetle	slender facelina
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut Coloured Click Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Switzerland.

slender facelina

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Chestnut Coloured Click Beetle

The Chestnut Coloured Click Beetle (Anostirus castaneus) is a species in the genus Anostirus. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden