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| species = '''''O. ovata'''''
| species = '''''O. ovata'''''
| binomial = ''Otina ovata''
| binomial = ''Otina ovata''
| binomial_authority = ([[Thomas Brown (naturalist)|Brown]], 1827)<ref name="Brown 1827">Brown T. (1827). ''Illustrations of the Conchology of Great Britain and Ireland''. Edinburgh, W. H. Lizars, D. Lizars and S. Highley. [vi] + v, 1-65 , 52 plates. [http://www.archive.org/stream/illustrationsco00browgoog#page/n97/mode/1up Plate 38], fig. 27-28.</ref>
| binomial_authority = Brown, 1827
| synonyms_ref = <ref name="WoRMS 2011">Gofas, S. (2011). ''Otina ovata'' (Brown, 1827). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=140661 on 2011-03-08</ref>
| synonyms =
* ''Galericulum ovatum'' Brown, 1827<ref name="Brown 1827"/>
* ''Helix otis'' Turton, 1819
* ''Otina otis'' (Turton, 1819)
* ''Otina turtoni'' Locard, 1886
}}
}}


'''''Otina ovata''''' is a [[species]] of small, air-breathing sea [[snail]] or sea [[slug]], a [[marine (ocean)|marine]] [[pulmonate]] [[gastropod]] [[mollusk]] in the family [[Otinidae]].
'''''Otina ovata''''' is a [[species]] of small, air-breathing [[sea snail]] or sea [[slug]], a [[marine (ocean)|marine]] [[pulmonate]] [[gastropod]] [[mollusk]] in the family [[Otinidae]].


''Otina ovata'' is the only recent species in the family Otinidae.<ref>[http://www.animalbase.uni-goettingen.de/zooweb/servlet/AnimalBase/home/genus?id=1172 "Genus summary for ''Otina''"]. [[AnimalBase]], last modified 16 January 2007, accessed 8 March 2011.</ref>
⚫
==Habitat==
⚫
This species breathes air and thus it is found [[intertidal]]ly on rocky shores in such places as caves and rocky overhangs.


==Distribution==
==Distribution==
This species is not common.
This species is not common. It occurs on the coasts of the Northeastern [[Atlantic Ocean]] including [[Ireland]], [[Great Britain]], [[Belgium]], [[France]], [[Spain]] and [[Portugal]].[http://data.gbif.org/species/13739647]


It occurs on the coasts of the Northeastern [[Atlantic Ocean]] in Western and South-Western Europe:<ref name="AB"/>
* [[list of non-marine molluscs of Great Britain|Great Britain]]

* [[list of non-marine molluscs of Ireland|Ireland]]
* British Isles (South and West coasts):<ref name="AB"/> [[list of non-marine molluscs of Great Britain|Great Britain]] and [[list of non-marine molluscs of Ireland|Ireland]]
* [[Belgium]]<ref name="WoRMS 2011"/>
* Northern France (Manche, Etretat and Atlantic coast)<ref name="AB"/>
* Spain<ref name="AB"/>
* Portugal<ref name="AB"/>
* Sardinia<ref name="AB"/>

The type locality is [[Devonshire]].<ref>[http://www.animalbase.uni-goettingen.de/zooweb/servlet/AnimalBase/home/speciestaxon?id=15672 "Species taxon summary ''ovatum'' Brown, 1827 described in ''Galericulum''"], accessed 8 March 2011</ref>

== Description ==
The [[gastropod shell|shell]] is very small.<ref name="AB"/> The shell has 1.5 [[whorl (mollusc)|whorls]].<ref name="AB"/> The [[last whorl]] is inflated.<ref name="AB"/> The [[aperture (mollusc)|aperture]] is oval and very large, like in [[succineids]], columellar and parietal sides of the margin thickened.<ref name="AB"/>

The width of the shell is 2-5 mm.<ref name="AB"/> The height of the shell is 1.5-3 mm.<ref name="AB"/>

Animal cannot withdraw entirely into the shell.<ref name="AB"/> Eyes look like in comic snails.<ref name="AB"/> ''Otina ovata'' has no [[tentacles]].<ref name="AB"/>

⚫
==Habitat==
⚫
This species breathes air and thus it is found [[intertidal]]ly on rocky shores in such places as caves and rocky overhangs.

''Otina ovata'' lives in [[intertidal zone]] on rocks, algae and [[balanoid]]s.<ref name="AB"/> It can be found often in empty bivalve shells and moist rock crevices.<ref name="AB"/>


==References==
==References==
This article incorporates public domain text from the reference <ref name="AB">[http://www.animalbase.uni-goettingen.de/zooweb/servlet/AnimalBase/home/species?id=3168 "Species summary for ''Otina ovata''"]. [[AnimalBase]], last modified 28 February 2011, accessed 8 March 2011.</ref>
{{reflist}}
{{reflist}}


== External links ==
⚫
[[Category:Otinidae]]
* {{NCBI|453442|''Otina ovata''}}
* [http://www.ne.jp/asahi/dexter/sinister/gallery/species/OtiOva.html photo of the shell of ''Otina ovata''.]
* [http://data.gbif.org/species/13739647 distribution map]


⚫
[[Category:Otinidae]]

{{Heterobranchia-stub}}

Revision as of 14:14, 8 March 2011

Otina ovata
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia

clade Euthyneura
clade Panpulmonata

clade Eupulmonata
Family:
Otinidae
Genus:
Otina
Species:
O. ovata
Binomial name
Otina ovata
(Brown, 1827)[1]
Synonyms[2]
  • Galericulum ovatum Brown, 1827[1]
  • Helix otis Turton, 1819
  • Otina otis (Turton, 1819)
  • Otina turtoni Locard, 1886

Otina ovata is a species of small, air-breathing sea snail or sea slug, a marine pulmonate gastropod mollusk in the family Otinidae.

Otina ovata is the only recent species in the family Otinidae.[3]

Distribution

This species is not common.

It occurs on the coasts of the Northeastern Atlantic Ocean in Western and South-Western Europe:[4]

The type locality is Devonshire.[5]

Description

The shell is very small.[4] The shell has 1.5 whorls.[4] The last whorl is inflated.[4] The aperture is oval and very large, like in succineids, columellar and parietal sides of the margin thickened.[4]

The width of the shell is 2-5 mm.[4] The height of the shell is 1.5-3 mm.[4]

Animal cannot withdraw entirely into the shell.[4] Eyes look like in comic snails.[4] Otina ovata has no tentacles.[4]

Habitat

This species breathes air and thus it is found intertidally on rocky shores in such places as caves and rocky overhangs.

Otina ovata lives in intertidal zone on rocks, algae and balanoids.[4] It can be found often in empty bivalve shells and moist rock crevices.[4]

References

This article incorporates public domain text from the reference [4]

  1. ^ a b Brown T. (1827). Illustrations of the Conchology of Great Britain and Ireland. Edinburgh, W. H. Lizars, D. Lizars and S. Highley. [vi] + v, 1-65 , 52 plates. Plate 38, fig. 27-28.
  2. ^ a b Gofas, S. (2011). Otina ovata (Brown, 1827). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=140661 on 2011-03-08
  3. ^ "Genus summary for Otina". AnimalBase, last modified 16 January 2007, accessed 8 March 2011.
  4. ^ a b c d e f g h i j k l m n o p q r "Species summary for Otina ovata". AnimalBase, last modified 28 February 2011, accessed 8 March 2011.
  5. ^ "Species taxon summary ovatum Brown, 1827 described in Galericulum", accessed 8 March 2011
  • photo of the shell of Otina ovata.
  • distribution map
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