Brown Diving Beetle vs Quartz Webcap

Agabus brunneus compared with Cortinarius quarciticus

Key Differences

• Brown Diving Beetle is Extinct while Quartz Webcap is Vulnerable.

Taxonomic Classification

Rank	Brown Diving Beetle	Quartz Webcap
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Coleoptera (Beetles)	Agaricales (Gilled Mushrooms)
Family	Dytiscidae	Cortinariaceae
Genus	Agabus	Cortinarius
Species	Agabus brunneus	Cortinarius quarciticus

Conservation Status

Brown Diving Beetle

EX — Extinct

Quartz Webcap

VU — Vulnerable

Physical Characteristics

Attribute	Brown Diving Beetle	Quartz Webcap
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.

Quartz Webcap

Habitat

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

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.

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 1 countries:

🇸🇪 Sweden