Brown Diving Beetle vs Circular Ear Shell

Agabus brunneus compared with Haliotis cyclobates

Key Differences

• Brown Diving Beetle is Extinct while Circular Ear Shell is Least Concern.

Taxonomic Classification

Rank	Brown Diving Beetle	Circular Ear Shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Gastropoda (Gastropoda)
Order	Coleoptera (Beetles)	Lepetellida (Lepetellida)
Family	Dytiscidae	Haliotidae
Genus	Agabus	Haliotis
Species	Agabus brunneus	Haliotis cyclobates

Evolutionary Relationship

Brown Diving Beetle and Circular Ear Shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Diving Beetle

EX — Extinct

Circular Ear Shell

LC — Least Concern

Physical Characteristics

Attribute	Brown Diving Beetle	Circular Ear Shell
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.

Circular Ear Shell

Habitat

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.

Circular Ear Shell

The Circular Ear Shell (Haliotis cyclobates) is a species in the genus Haliotis. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.