Brown Diving Beetle vs Lesser Smoothcap

Agabus brunneus compared with Atrichum angustatum

Key Differences

• Brown Diving Beetle is Extinct while Lesser Smoothcap is Vulnerable.

Taxonomic Classification

Rank	Brown Diving Beetle	Lesser Smoothcap
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Bryophyta
Class	Insecta (Insects)	Polytrichopsida (Polytrichopsida)
Order	Coleoptera (Beetles)	Polytrichales (Polytrichales)
Family	Dytiscidae	Polytrichaceae
Genus	Agabus	Atrichum
Species	Agabus brunneus	Atrichum angustatum

Conservation Status

Brown Diving Beetle

EX — Extinct

Lesser Smoothcap

VU — Vulnerable

Physical Characteristics

Attribute	Brown Diving Beetle	Lesser Smoothcap
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.

Lesser Smoothcap

Habitat

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

Range

Found across Europe (5 countries) and North America (United States). 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 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden