Brown Diving Beetle vs Humpback Brittlegill

Agabus brunneus compared with Russula caerulea

Key Differences

Brown Diving Beetle is Extinct while Humpback Brittlegill is Near Threatened.

Taxonomic Classification

Rank	Brown Diving Beetle	Humpback Brittlegill
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Coleoptera (Beetles)	Russulales (Russulales)
Family	Dytiscidae	Russulaceae
Genus	Agabus	Russula
Species	Agabus brunneus	Russula caerulea

Conservation Status

Brown Diving Beetle

EX — Extinct

Humpback Brittlegill

NT — Near Threatened

Physical Characteristics

Attribute	Brown Diving Beetle	Humpback Brittlegill
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.

Humpback Brittlegill

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.