Brown Diving Beetle vs Ground Beetle

Agabus brunneus compared with Calathus carvalhoi

Key Differences

• Brown Diving Beetle is Extinct while Ground Beetle is Critically Endangered.

Taxonomic Classification

Rank	Brown Diving Beetle	Ground Beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Coleoptera (Beetles)	Coleoptera (Beetles)
Family	Dytiscidae	Carabidae
Genus	Agabus	Calathus
Species	Agabus brunneus	Calathus carvalhoi

Evolutionary Relationship

Brown Diving Beetle and Ground Beetle share a common ancestor at the Order level: Coleoptera. (Beetles)

Conservation Status

Brown Diving Beetle

EX — Extinct

Ground Beetle

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Diving Beetle	Ground Beetle
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.

Ground Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Portugal. Currently classified as Critically Endangered 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.