Brown Diving Beetle vs Brown Widow

Agabus brunneus compared with Latrodectus geometricus

Key Differences

• Brown Diving Beetle is Extinct while Brown Widow is Not Evaluated.

Taxonomic Classification

Rank	Brown Diving Beetle	Brown Widow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class	Insecta (Insects)	Arachnida (Arachnids)
Order	Coleoptera (Beetles)	Araneae (Araneae)
Family	Dytiscidae	Theridiidae
Genus	Agabus	Latrodectus
Species	Agabus brunneus	Latrodectus geometricus

Evolutionary Relationship

Brown Diving Beetle and Brown Widow share a common ancestor at the Phylum level: Arthropoda. (Arthropods)

Conservation Status

Brown Diving Beetle

EX — Extinct

Brown Widow

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Diving Beetle	Brown Widow
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.

Brown Widow

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Peru).

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.

Brown Widow

The Brown Widow (Latrodectus geometricus) is a species in the genus Latrodectus. Typically found in terrestrial habitats from forests to deserts. Its geographic range includes widely distributed across africa (south africa), asia (japan), europe (7 countries), north america (united states), and south america (colombia, ecuador, peru).

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden