Philinoidea
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| Philinoidea | |
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| Chelidonura varians | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| (unranked): | clade Heterobranchia clade Euthyneura clade Euopisthobranchia clade Cephalaspidea |
| Superfamily: | Philinoidea Gray[disambiguation needed  ], 1850 |
| Families | |
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See text |
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Philinoidea is a taxonomic superfamily of sea slugs, specifically headshield slugs, marine gastropod mollusks in the clade Cephalaspidea.
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[edit] Anatomy
They are generally small animals, and have no shell or gills. Unlike some related forms, the visceral mass is not sharply set off from the rest of the body.[1]
[edit] Families
Families within the superfamily Philinoidea include (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005):
- Aglajidae
- Cylichnidae - synonym: Tornatinidae
- Gastropteridae
- Philinidae
- Philinoglossidae
- Plusculidae
- Retusidae - synonym: Volvulidae
[edit] References
- ^ Barnes, Robert D. (1982). Invertebrate Zoology. Philadelphia, PA: Holt-Saunders International. p. 376. ISBN 0-03-056747-5.
[edit] External links
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