{{Short description|Superfamily of gastropods}} {{Automatic taxobox |image = Chelidonura varians.jpg |image_caption = ''Chelidonura varians'' |taxon = Philinoidea |authority = Gray, 1850 (1815) |display_parents= 3 }}
'''Philinoidea''' is a taxonomic superfamily of sea slugs, specifically headshield slugs, marine gastropod mollusks in the order Cephalaspidea.<ref name="WoRMS">MolluscaBase eds. (2021). MolluscaBase. Philinoidea Gray, 1850 (1815). Accessed through: World Register of Marine Species at: http://marinespecies.org/aphia.php?p=taxdetails&id=196322 on 2021-10-14</ref>
==Anatomy== The species in the Superfamily Philinoidea are generally small animals that have an internal or external shell, and a covered gill. Unlike some related forms, the visceral mass is not sharply set off from the rest of the body.<ref name=IZ>{{cite book |author= Barnes, Robert D. |year=1982 |title= Invertebrate Zoology |publisher= Holt-Saunders International |location= Philadelphia, PA|page= 376|isbn= 978-0-03-056747-6}}</ref>
==Taxonomy== According to the latest taxonomy, the following families are recognised in the Superfamily Philinoidea:<ref name="WoRMS" /> * Aglajidae {{small|Pilsbry, 1895 (1847)}} * Alacuppidae {{small|Oskars, Bouchet & Malaquias, 2015}}{{r|Oskars 2015}} * Antarctophilinidae <small>Moles, Avila & Malaquias, 2019</small> * Colpodaspididae {{small|Oskars, Bouchet & Malaquias, 2015}}{{r|Oskars 2015}} * Gastropteridae {{small|Swainson, 1840}} * Laonidae {{small|Pruvot-Fol, 1954}}{{r|Oskars 2015}} * Philinidae {{small|Gray, 1850 (1815)}} * Philinoglossidae {{small|Hertling, 1932}} * Philinorbidae {{small|Oskars, Bouchet & Malaquias, 2015}}{{r|Oskars 2015}} ** ''Philinorbis'' <small>Habe, 1950</small> ** ''Pseudophiline'' <small>Habe, 1976</small> * Scaphandridae {{small|G.O. Sars, 1878}}{{r|Oskars 2015}}
==References== {{Wikispecies|Philinoidea}} {{Reflist |refs= <ref name="Oskars 2015">{{cite journal |last1=Oskars |first1=T.R. |last2=Bouchet |first2=P. |last3=Malaquias |first3=M.A. |year=2015 |title=A new phylogeny of the Cephalaspidea (Gastropoda: Heterobranchia) based on expanded taxon sampling and gene markers |journal=Molecular Phylogenetics and Evolution |volume=89 |pages=130–150 |doi = 10.1016/j.ympev.2015.04.011|pmid = 25916189|doi-access=free|hdl=1956/10087|hdl-access=free}}</ref> }}
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Category:Euopisthobranchia Category:Taxa named by John Edward Gray Category:Gastropod superfamilies
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