Brown Diving Beetle vs Pitted Beard Lichen

Agabus brunneus compared with Usnea cavernosa

Key Differences

• Brown Diving Beetle is Extinct while Pitted Beard Lichen is Not Evaluated.

Taxonomic Classification

Rank	Brown Diving Beetle	Pitted Beard Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Arthropoda (Arthropods)	Ascomycota (Sac Fungi)
Class	Insecta (Insects)	Lecanoromycetes (Lecanoromycetes)
Order	Coleoptera (Beetles)	Lecanorales (Lecanorales)
Family	Dytiscidae	Parmeliaceae
Genus	Agabus	Usnea
Species	Agabus brunneus	Usnea cavernosa

Conservation Status

Brown Diving Beetle

EX — Extinct

Pitted Beard Lichen

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Diving Beetle	Pitted Beard Lichen
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.

Pitted Beard Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway 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.