Black Gem vs Brown Diving Beetle

Microchrysa cyaneiventris compared with Agabus brunneus

Key Differences

• Black Gem is Least Concern while Brown Diving Beetle is Extinct.

Taxonomic Classification

Rank	Black Gem	Brown Diving Beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Diptera (Diptera)	Coleoptera (Beetles)
Family	Stratiomyidae	Dytiscidae
Genus	Microchrysa	Agabus
Species	Microchrysa cyaneiventris	Agabus brunneus

Evolutionary Relationship

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

Conservation Status

Black Gem

LC — Least Concern

Brown Diving Beetle

EX — Extinct

Physical Characteristics

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

Habitat & Geographic Range

Black Gem

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Black Gem

The Black Gem (Microchrysa cyaneiventris) is a species in the genus Microchrysa. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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