Brown Diving Beetle vs Crested Oysterling

Agabus brunneus compared with Crepidotus cristatus

Key Differences

• Brown Diving Beetle is Extinct while Crested Oysterling is Data Deficient.

Taxonomic Classification

Rank	Brown Diving Beetle	Crested Oysterling
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Basidiomycota (Club Fungi)
Class	Insecta (Insects)	Agaricomycetes (Mushrooms)
Order	Coleoptera (Beetles)	Agaricales (Gilled Mushrooms)
Family	Dytiscidae	Crepidotaceae
Genus	Agabus	Crepidotus
Species	Agabus brunneus	Crepidotus cristatus

Conservation Status

Brown Diving Beetle

EX — Extinct

Crested Oysterling

DD — Data Deficient

Physical Characteristics

Attribute	Brown Diving Beetle	Crested Oysterling
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.

Crested Oysterling

Habitat

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

Range

Distributed across Denmark and Norway.

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.