Arrowhead Spiketail vs Brown Diving Beetle

Cordulegaster obliqua compared with Agabus brunneus

Key Differences

• Arrowhead Spiketail is Least Concern while Brown Diving Beetle is Extinct.

Taxonomic Classification

Rank	Arrowhead Spiketail	Brown Diving Beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Odonata (Odonata)	Coleoptera (Beetles)
Family	Cordulegastridae	Dytiscidae
Genus	Cordulegaster	Agabus
Species	Cordulegaster obliqua	Agabus brunneus

Evolutionary Relationship

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

Conservation Status

Arrowhead Spiketail

LC — Least Concern

Brown Diving Beetle

EX — Extinct

Physical Characteristics

Attribute	Arrowhead Spiketail	Brown Diving Beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arrowhead Spiketail

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

Arrowhead Spiketail

The Arrowhead Spiketail, Cordulegaster obliqua, is a species. It is currently assessed 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.