arrow worm vs Chilean rock rat

Parasagitta elegans compared with Aconaemys fuscus

Key Differences

• arrow worm is Not Evaluated while Chilean rock rat is Least Concern.

Taxonomic Classification

Rank	arrow worm	Chilean rock rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chaetognatha (arrow worms)	Chordata (Chordates)
Class	Sagittoidea (Sagittoidea)	Mammalia (Mammals)
Order	Aphragmophora (Aphragmophora)	Rodentia (Rodents)
Family	Sagittidae	Octodontidae
Genus	Parasagitta	Aconaemys
Species	Parasagitta elegans	Aconaemys fuscus

Evolutionary Relationship

arrow worm and Chilean rock rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

arrow worm

NE — Not Evaluated

Chilean rock rat

LC — Least Concern

Physical Characteristics

Attribute	arrow worm	Chilean rock rat
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.

Chilean rock rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

arrow worm

The Arrow worm, Parasagitta elegans, is a species. Native to Europe, inhabiting ecosystems characteristic of the region.

Chilean rock rat

The Chilean rock rat (Aconaemys fuscus) is a species in the genus Aconaemys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.