arrow worm vs Harmless Serotine

Parasagitta elegans compared with Eptesicus innoxius

Key Differences

• arrow worm is Not Evaluated while Harmless Serotine is Near Threatened.

Taxonomic Classification

Rank	arrow worm	Harmless Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chaetognatha (arrow worms)	Chordata (Chordates)
Class	Sagittoidea (Sagittoidea)	Mammalia (Mammals)
Order	Aphragmophora (Aphragmophora)	Chiroptera (Bats)
Family	Sagittidae	Vespertilionidae
Genus	Parasagitta	Eptesicus
Species	Parasagitta elegans	Eptesicus innoxius

Evolutionary Relationship

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

Conservation Status

arrow worm

NE — Not Evaluated

Harmless Serotine

NT — Near Threatened

Physical Characteristics

Attribute	arrow worm	Harmless Serotine
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.

Harmless Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. 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.