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You are here:   animal list > Sagitta tasmanica and other chaetognaths

Chaetognatha

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                   CHAETOGNATHA

                          Arrow Worms

Michael Le Roux (2011)

Fact Sheet

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Overview

General Information


Physical Description

Body


Identification Resources


Ecology

Distribution


Life History & Behaviour

Behaviour


Reproduction


Evolution & Systematics

Fossil History


Systematics or Phylogenetics


Morphology and Physiology

External Morphology


Internal Anatomy


Molecular Biology & Genetics

Nucleotide Sequences


Molecular Biology


Conservation

Trends


Threats


Wikipedia


References & More Information

Content Partners


Bibliographies


Names & Taxonomy

Species List


Common Names


Page Statistics

Content Summary

Common Names

The common name for Chaetognatha is arrow worm.
They have gained their common name as their caudal fin, or posterior lateral fins are said to resemble the feathers of an arrow, and their head the arrow-head. Additionally, some species also have a relatively long body, which resembles the shaft of an arrow.


Eukronhia spp. An arrow-like Chaetognath. Courtesy of Census of Marine Zooplankton.

Images

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(2 objects, created 5/6/2011)

Album: This is a private album that is not visible to anonymous users Great Barrier Reef Invertebrates

Summary:

Date:

Album: 2012

Album: 2011

Classification

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Kingdom
Animalia
Phylum
Chaetognatha
Class
Sagittoidea
Order
Aphragmophora
Family
Sagittidae
Genus
Serratosagitta

Synonyms

Sagitta serratodentata tasmanica ()
Sagitta tasmanica (Thompson, 1947)
Serratosagitta selkirki ((Faggetti, 1958))

Common Names

arrow worm