arrow worm vs beaded chestnut

Parasagitta elegans compared with Agrochola lychnidis

Key Differences

• arrow worm is Not Evaluated while beaded chestnut is Near Threatened.

Taxonomic Classification

Rank	arrow worm	beaded chestnut
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chaetognatha (arrow worms)	Arthropoda (Arthropods)
Class	Sagittoidea (Sagittoidea)	Insecta (Insects)
Order	Aphragmophora (Aphragmophora)	Lepidoptera (Butterflies & Moths)
Family	Sagittidae	Noctuidae
Genus	Parasagitta	Agrochola
Species	Parasagitta elegans	Agrochola lychnidis

Evolutionary Relationship

arrow worm and beaded chestnut share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

arrow worm

NE — Not Evaluated

beaded chestnut

NT — Near Threatened

Physical Characteristics

Attribute	arrow worm	beaded chestnut
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.

beaded chestnut

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

arrow worm

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

beaded chestnut

The Beaded chestnut (Agrochola lychnidis) is a species in the genus Agrochola. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 2 countries:

🇩🇰 Denmark 🇳🇴 Norway