Brown Diving Beetle vs Honolulu Cyanea

Agabus brunneus compared with Cyanea acuminata

Key Differences

• Brown Diving Beetle is Extinct while Honolulu Cyanea is Critically Endangered.

Taxonomic Classification

Rank	Brown Diving Beetle	Honolulu Cyanea
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Cnidaria (Cnidarians)
Class	Insecta (Insects)	Scyphozoa (Scyphozoa)
Order	Coleoptera (Beetles)	Semaeostomeae (Semaeostomeae)
Family	Dytiscidae	Cyaneidae
Genus	Agabus	Cyanea
Species	Agabus brunneus	Cyanea acuminata

Evolutionary Relationship

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

Conservation Status

Brown Diving Beetle

EX — Extinct

Honolulu Cyanea

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Diving Beetle	Honolulu Cyanea
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.

Honolulu Cyanea

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.