Onustus

Onustus
Onustus
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Caenogastropoda
clade Hypsogastropoda
clade Littorinimorpha
Superfamily: Xenophoroidea
Family: Xenophoridae
Genus: Onustus
Swainson, 1840
Synonyms[1]

Trochotugurium Sacco, 1896
Tugurium Fischer in Kiener, 1879<

Onustus is a genus of large sea snails, marine gastropod mollusks in the family Xenophoridae, the carrier shells.[1]

Contents

Description

Shells medium-sized to large (diameter of base without attachments 80-160 mm; height of shell 42-100 mm), thin-shelled, with wide peripheral flange, simple or weakly digitate, porcellanous ventrally. Umbilicus narrow to wide, sometimes plugged with callus. Foreign objects attached to periphery on few to all whorls, usually small and inconspicuous, leaving most of the shell surface exposed.[2]

Species

Species within the genus Onustus include:[2]

References

  1. ^ a b Onustus Swainson, 1840. WoRMS (2010). Onustus Swainson, 1840. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=468030 on 9 July 2010.
  2. ^ a b Kreipl, K. & Alf, A. (1999): Recent Xenophoridae. 148 pp. incl. 28 color plts. ConchBooks, Hackenheim, ISBN 3-925919-26-0.
  3. ^ Onustus caribaeus (Petit de la Saussaye, 1857).  Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=468051 on 9 July 2010.
  4. ^ Onustus exutus (Reeve, 1842).  Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=468052 on 9 July 2010.
  5. ^ Onustus indicus (Gmelin, 1791).  Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=468053 on 9 July 2010.
  6. ^ Onustus longleyi Bartsch, 1931.  Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=468054 on 9 July 2010.

External links


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