Chestnut Coloured Click Beetle vs Downy Emerald

Anostirus castaneus compared with Cordulia aenea

Taxonomic Classification

Rank	Chestnut Coloured Click Beetle	Downy Emerald
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Coleoptera (Beetles)	Odonata (Odonata)
Family	Elateridae	Corduliidae
Genus	Anostirus	Cordulia
Species	Anostirus castaneus	Cordulia aenea

Evolutionary Relationship

Chestnut Coloured Click Beetle and Downy Emerald share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Chestnut Coloured Click Beetle

LC — Least Concern

Downy Emerald

LC — Least Concern

Physical Characteristics

Attribute	Chestnut Coloured Click Beetle	Downy Emerald
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.

Downy Emerald

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

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.

Downy Emerald

Downy Emerald (Cordulia aenea) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden