Brown Diving Beetle vs Marsh Cosmet

Agabus brunneus compared with Cosmopterix orichalcea

Key Differences

• Brown Diving Beetle is Extinct while Marsh Cosmet is Least Concern.

Taxonomic Classification

Rank	Brown Diving Beetle	Marsh Cosmet
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Coleoptera (Beetles)	Lepidoptera (Butterflies & Moths)
Family	Dytiscidae	Cosmopterigidae
Genus	Agabus	Cosmopterix
Species	Agabus brunneus	Cosmopterix orichalcea

Evolutionary Relationship

Brown Diving Beetle and Marsh Cosmet share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Brown Diving Beetle

EX — Extinct

Marsh Cosmet

LC — Least Concern

Physical Characteristics

Attribute	Brown Diving Beetle	Marsh Cosmet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Marsh Cosmet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, and Sweden.

Brown Diving Beetle

The Brown Diving Beetle (Agabus brunneus) is a species in the genus Agabus. It is currently classified as Extinct on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden