arrow worm vs Brown Diving Beetle

Parasagitta elegans compared with Agabus brunneus

Key Differences

• arrow worm is Not Evaluated while Brown Diving Beetle is Extinct.

Taxonomic Classification

Rank	arrow worm	Brown Diving Beetle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chaetognatha (arrow worms)	Arthropoda (Arthropods)
Class	Sagittoidea (Sagittoidea)	Insecta (Insects)
Order	Aphragmophora (Aphragmophora)	Coleoptera (Beetles)
Family	Sagittidae	Dytiscidae
Genus	Parasagitta	Agabus
Species	Parasagitta elegans	Agabus brunneus

Evolutionary Relationship

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

Conservation Status

arrow worm

NE — Not Evaluated

Brown Diving Beetle

EX — Extinct

Physical Characteristics

Attribute	arrow worm	Brown Diving Beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arrow worm

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark and Norway.

Brown Diving Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium and Sweden.

arrow worm

The Arrow worm, Parasagitta elegans, is a species. 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.