| 词条 | Sagitta (arrowworm) |
| 释义 |
|image = MEB back.png |image_caption = Sagitta sp. |regnum = Animalia |phylum = Chaetognatha |classis = Sagittoidea |ordo = Aphragmophora |familia = Sagittidae |genus = Sagitta |genus_authority = Quoy & Gaimard, 1827 |subdivision_ranks = Species |subdivision = See text |synonyms = Abaciasagitta }} Sagitta is a genus of Chaetognatha, a phylum commonly known as arrowworms or arrow worms. Phylum Chaetognatha comprises small marine worms. This genus is characterized in part by the distribution of the cilia on the body, the thick rays in the fins, and hooks which are not serrated.[1] As of 2007 there are 15 species.[1] More have since been described.[2] Species include:
References{{commonscat}}1. ^1 Kassatkina, A. P. (2007). Review of the genera of the family Sagittidae with separation of a new subfamily and description of a new species of the genus Sagitta from the Sea of Japan (Chaetognatha). Zoosystematica Rossica, 16(2), 157-162. 2. ^Kassatkina, A. P. (2008). New species of the genus Sagitta sensu str.(Chaetognatha) from the Sea of Japan with description of an original staining and dissection technique. Zoosystematica Rossica, 17(1): 3-6. External links{{Taxonbar|from=Q4404443}} 1 : Chaetognatha |
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