Brown Diving Beetle vs Small Eggar

Agabus brunneus compared with Eriogaster lanestris

Key Differences

• Brown Diving Beetle is Extinct while Small Eggar is Vulnerable.

Taxonomic Classification

Rank	Brown Diving Beetle	Small Eggar
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	Lasiocampidae
Genus	Agabus	Eriogaster
Species	Agabus brunneus	Eriogaster lanestris

Evolutionary Relationship

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

Conservation Status

Brown Diving Beetle

EX — Extinct

Small Eggar

VU — Vulnerable

Physical Characteristics

Attribute	Brown Diving Beetle	Small Eggar
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.

Small Eggar

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

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