Brown Diving Beetle vs Girdled Webcap

Agabus brunneus compared with Cortinarius trivialis

Key Differences

• Brown Diving Beetle is Extinct while Girdled Webcap is Least Concern.

Taxonomic Classification

Rank	Brown Diving Beetle	Girdled Webcap
Kingdom	Animalia (动物界)	Fungi (真菌界)
Phylum	Arthropoda (节肢动物门)	Basidiomycota (担子菌门)
Class	Insecta (昆蟲綱)	Agaricomycetes (傘菌綱)
Order	Coleoptera (鞘翅目)	Agaricales (伞菌目)
Family	Dytiscidae	Cortinariaceae
Genus	Agabus	Cortinarius
Species	Agabus brunneus	Cortinarius trivialis

Conservation Status

Brown Diving Beetle

EX — Extinct

Girdled Webcap

LC — Least Concern

Physical Characteristics

Attribute	Brown Diving Beetle	Girdled 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.

Girdled Webcap

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

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