Black Nerite vs Brown Diving Beetle

Theodoxus prevostianus compared with Agabus brunneus

Key Differences

• Black Nerite is Endangered while Brown Diving Beetle is Extinct.

Taxonomic Classification

Rank	Black Nerite	Brown Diving Beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Arthropoda (Arthropods)
Class	Gastropoda (Gastropoda)	Insecta (Insects)
Order	Cycloneritida (Cycloneritida)	Coleoptera (Beetles)
Family	Neritidae	Dytiscidae
Genus	Theodoxus	Agabus
Species	Theodoxus prevostianus	Agabus brunneus

Evolutionary Relationship

Black Nerite and Brown Diving Beetle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black Nerite

EN — Endangered

Brown Diving Beetle

EX — Extinct

Physical Characteristics

Attribute	Black Nerite	Brown Diving Beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Nerite

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in Norway. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Black Nerite

The Black Nerite (Theodoxus prevostianus) is a species in the genus Theodoxus. It is currently classified as Endangered on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

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.