Brown Diving Beetle vs Buckthorn Roller

Agabus brunneus compared with Ancylis unculana

Key Differences

• Brown Diving Beetle is Extinct while Buckthorn Roller is Near Threatened.

Taxonomic Classification

Rank	Brown Diving Beetle	Buckthorn Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Coleoptera (Beetles)	Lepidoptera (Butterflies & Moths)
Family	Dytiscidae	Tortricidae
Genus	Agabus	Ancylis
Species	Agabus brunneus	Ancylis unculana

Evolutionary Relationship

Brown Diving Beetle and Buckthorn Roller share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Brown Diving Beetle

EX — Extinct

Buckthorn Roller

NT — Near Threatened

Physical Characteristics

Attribute	Brown Diving Beetle	Buckthorn Roller
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.

Buckthorn Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

Buckthorn Roller

The Buckthorn Roller (Ancylis unculana) is a species in the genus Ancylis. It is currently classified as Near Threatened 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