Ondina diaphana

Ondina diaphana is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.[1][2][3]

Ondina diaphana
Drawing of a shell of Ondina diaphana
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia
clade Euthyneura
clade Panpulmonata
Superfamily:
Pyramidelloidea
Family:
Pyramidellidae
Genus:
Ondina
Species:
O. diaphana
Binomial name
Ondina diaphana
(Jeffreys, 1848)
Synonyms
  • Menestho diaphana (Jeffreys, 1848)
  • Odostomia diaphana Jeffreys, 1848
  • Odostomia diaphana var. inflata Marshall, 1893

Description

The lustrous, whitish shell is very thin and nearly transparent. Its length varies between 1.8 mm and 2.5 mm. The teleoconch contains five whorls. The sculpture is marked by microscopic growth lines. The oblique suture is narrow. The outer lip is flexuous, and deeply sinuous above. The columellar tooth is obsolete. The insignicant umbilicus is developed in the adult only.[4]

Distribution

This species occurs in the following locations:[1]

  • Atlantic Ocean : Azores
  • North Sea : European waters, United Kingdom
  • Mediterranean Sea

References
  1. Gofas, S. (2011). Ondina diaphana (Jeffreys, 1848). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=141031 on 2012-01-12
  2. de Kluijver, M.J.; Ingalsuo, S.S.; de Bruyne, R.H. (2000). Macrobenthos of the North Sea (CD-ROM): 1. Keys to Mollusca and Brachiopoda. World Biodiversity Database CD-ROM Series. Expert Center for Taxonomic Identification (ETI): Amsterdam, The Netherlands. ISBN 3-540-14706-3. 1 cd-rom pp.
  3. Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180-213
  4. Manual of Conchology vol. VIII, G.W. Tryon, p. 350; 1886
  • Hayward, P.J.; Ryland, J.S. (Ed.) (1990). The marine fauna of the British Isles and North-West Europe: 1. Introduction and protozoans to arthropods. Clarendon Press: Oxford, UK. ISBN 0-19-857356-1. 627 pp
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