Bigelow's ray vs Brown Diving Beetle

Rajella bigelowi compared with Agabus brunneus

Key Differences

• Bigelow's ray is Least Concern while Brown Diving Beetle is Extinct.

Taxonomic Classification

Rank	Bigelow's ray	Brown Diving Beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Elasmobranchii	Insecta (Insects)
Order	Rajiformes (Rajiformes)	Coleoptera (Beetles)
Family	Rajidae	Dytiscidae
Genus	Rajella	Agabus
Species	Rajella bigelowi	Agabus brunneus

Evolutionary Relationship

Bigelow's ray and Brown Diving Beetle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Bigelow's ray

LC — Least Concern

Brown Diving Beetle

EX — Extinct

Physical Characteristics

Attribute	Bigelow's ray	Brown Diving Beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigelow's ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Portugal.

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Bigelow's ray

The Bigelow's ray (Rajella bigelowi) is a species in the genus Rajella. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

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.