Brown Diving Beetle vs spurred threadwort

Agabus brunneus compared with Cephaloziella elachista

Key Differences

• Brown Diving Beetle is Extinct while spurred threadwort is Endangered.

Taxonomic Classification

Rank	Brown Diving Beetle	spurred threadwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Marchantiophyta (liverwort)
Class	Insecta (Insects)	Jungermanniopsida (Jungermanniopsida)
Order	Coleoptera (Beetles)	Jungermanniales (Jungermanniales)
Family	Dytiscidae	Cephaloziellaceae
Genus	Agabus	Cephaloziella
Species	Agabus brunneus	Cephaloziella elachista

Conservation Status

Brown Diving Beetle

EX — Extinct

spurred threadwort

EN — Endangered

Physical Characteristics

Attribute	Brown Diving Beetle	spurred threadwort
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.

spurred threadwort

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as 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.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden