Tectus

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Tectus
Tectus niloticus 01.JPG
Several views of a shell of Tectus niloticus
Scientific classification e
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Clade: Vetigastropoda
Superfamily: Trochoidea
Family: Tegulidae
Genus: Tectus
Montfort, 1810[1]
Type species
Tectus pagodalis Montfort, 1810
Synonyms[2]
  • Cardinalia Gray, 1842
  • Pyramidea Swainson, 1840
  • Pyramis Schumacher, 1817
  • Tectus (Rochia) Gray, 1857
  • Tectus (Tectus) Montfort, 1810
  • Trochus (Tectus) Montfort, 1810

Tectus is a genus of sea snails, marine gastropod mollusks in the family Tegulidae.[2]

Description[edit]

The shell has a pyramidal shape. Its base is flat, without false-umbilicus. The rhomboidal aperture is very oblique, angular, and wider than long. The outer lip is lirate within. The columella is very short, vertical, with a strong spiral fold, ending anteriorly in a knob or point.[3]

Distribution[edit]

This marine genus has a wide distribution. It occurs in the Persian Gulf, the Red Sea, in the Central and East Indian Ocean and off East Africa, Oceania, Indo-China, Indo-Malaysia, the Philippines, East India, Australia (New South Wales, Northern Territory, Queensland, Western Australia), Kermadec Islands, New Caledonia, Anadaman Islands.

Species[edit]

Species within the genus Tectus include:

Species brought into synonymy 
  • Tectus concavus (Gmelin, 1791): synonym of Infundibulum concavum (Gmelin, 1791)
  • Tectus pagodalis Montfort, 1810: synonym of Tectus mauritianus (Gmelin, 1791)
  • Tectus tabidus Reeve, L.A., 1861: synonym of Tectus pyramis (Born, 1778)

References[edit]

  1. ^ Montfort (1810). Conch. Syst. 2: 186.
  2. ^ a b Tectus Montfort, 1810.  Retrieved through: World Register of Marine Species on 7 September 2012.
  3. ^ Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia
  4. ^ Tectus conus (Gmelin, 1791).  Retrieved through: World Register of Marine Species on 20 April 2010.
  5. ^ Tectus (Tectus) dentatus (Forskål in Niebuhr, 1775).  Retrieved through: World Register of Marine Species on 20 April 2010.
  6. ^ Tectus magnificus Poppe, 2004.  Retrieved through: World Register of Marine Species on 20 April 2010.
  7. ^ Tectus mauritianus (Gmelin, 1791).  Retrieved through: World Register of Marine Species on 20 April 2010.
  8. ^ Tectus niloticus (Linnaeus, 1767).  Retrieved through: World Register of Marine Species on 20 April 2010.
  9. ^ Tectus pyramis (Born, 1778).  Retrieved through: World Register of Marine Species on 20 April 2010.
  10. ^ Tectus virgatus (Gmelin, 1791).  Retrieved through: World Register of Marine Species on 20 April 2010.
  • Vaught, K.C. (1989). A classification of the living Mollusca. American Malacologists: Melbourne, FL (USA). ISBN 0-915826-22-4. XII, 195 pp
  • Williams S.T., Karube S. & Ozawa T. (2008) Molecular systematics of Vetigastropoda: Trochidae, Turbinidae and Trochoidea redefined. Zoologica Scripta 37: 483–506

External links[edit]