Pyramidella

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Pyramidella
Two views of a shell of Pyramidella acus
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia
clade Euthyneura
clade Panpulmonata
Superfamily: Pyramidelloidea
Family: Pyramidellidae
Subfamily: Pyramidellinae
Tribe: Pyramidellini
Genus: Pyramidella
Lamarck, 1799[1]
Type species
Trochus dolabratus Linnaeus, C., 1758
Synonyms[2]
  • Lonchaeus Boettger, 1896
  • Obeliscus Anonymus , 1797 = Obeliscus Gray, 1847
  • Plotia Röding, 1798 (Invalid: placed on the Official Index of Rejected and Invalid Names by ICZN Opinion 386.)

Pyramidella is a genus of minute to medium-sized sea snails, marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.[2]

Pyramidella is the type genus of the family Pyramidellidae.[3]

General description

The shell has an elongate-conic shape. The many whorls of the teleoconch are usually inflated and regularly increasing. They are longitudinally ribbed or smooth. The semioval aperture is entire and rounded in front. .The columella has one to three folds. The sharp outer lip is entire and often plicate within. The shell is usually larger than in Turbonilla. [4][5]

Species

Species within the genus Pyramidella include:[2]

Species brought into synonymy
  • Pyramidella aganea Bartsch, 1915: synonym of Syrnola aganea (Bartsch, 1915)
  • Pyramidella alfredensis Bartsch, 1915: synonym of Orinella alfredensis (Bartsch, 1915)
  • Pyramidella auriscati (Chemnitz, 1795):[22] synonym of Otopleura auriscati (Holten, 1802)
  • Pyramidella canaliculata Sowerby, 1874: synonym of Pyramidella insularum Pilsbry, 1922
  • Pyramidella candida Mørch, 1875: synonym of Longchaeus candidus (Mörch, 1875)
  • Pyramidella cincta Reeve, 1842: synonym of Milda cincta (Reeve, 1842)
  • Pyramidella crenulata (Holmes, 1859): synonym of Longchaeus suturalis (H. C. Lea, 1843)
  • Pyramidella fusca (C. B. Adams, 1839): synonym of Sayella fusca (C. B. Adams, 1839)
  • Pyramidella garrettii Tryon, 1886: synonym of Milda garretti (Tryon, 1886)
  • Pyramidella hera Bartsch, 1915: synonym of Syrnola hera (Bartsch, 1915)
  • Pyramidella humilis Preston, 1905: synonym of Quirella humilis (Preston, 1905)
  • Pyramidella lissa (A. E. Verrill, 1884): synonym of Eulimella lissa A. E. Verrill, 1884
  • Pyramidella mazatlantica Dall & Bartsch, 1909: synonym of Pyramidella mazatlanica Dall & Bartsch, 1909
  • Pyramidella minuscula Monterosato, 1880: synonym of Tiberia minuscula (Monterosato, 1880)
  • Pyramidella mitralis A. Adams, 1853:[23] synonym of Otopleura mitralis (A. Adams, 1855)
  • Pyramidella nivea (Mørch, 1875): synonym of Triptychus niveus (Mørch, 1875)
  • Pyramidella octaviana Di Geronimo, 1973: synonym of Tiberia minuscula (Monterosato, 1880)
  • Pyramidella resticula (Dall, 1889): synonym of Bacteridium resticulum (Dall, 1889)
  • Pyramidella similis Thiele, 1925: synonym of Tiberia analoga van Aartsen & Corgan, 1996
  • Pyramidella smithi Verrill, 1881: synonym of Eulimella unifasciata (Forbes, 1844)
  • Pyramidella terebellum Muller:[24] synonym of Pyramidella dolabrata terebellum (Müller, 1774)
  • Pyramidella teres Adams:[25] synonym of Tropaeas teres (A. Adams, 1861)
  • Pyramidella umbilicata Thiele, 1925: synonym of Tiberia navella van Aartsen & Corgan, 1996
  • Pyramidella ventricosa (Forbes, 1844): synonym of Eulimella ventricosa (Forbes, 1844)
  • Pyramidella ventricosa Guérin, 1831: synonym of Milda ventricosa (Guérin, 1831)

References

  1. ↑ Lamarck (1799). Mém. Soc. H.N. Paris, 76.
  2. ↑ 2.0 2.1 2.2 WoRMS (2011). Pyramidella Lamarck, 1799. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=160041 on 4 February 2012
  3. ↑ Bouchet P., Rocroi J.-P., Frýda J., Hausdorf B., Ponder W., Valdés Á. & Warén A. (2005). "Classification and nomenclator of gastropod families". Malacologia: International Journal of Malacology (Hackenheim, Germany: ConchBooks) 47 (1-2): 1–397. ISBN 3925919724. ISSN 0076-2997. 
  4. ↑ Dall & Bartsch, A Monograph of West American Pyramidellid Mollusks, United States National Museum Bulletin 68, p. 8; 1909
  5. ↑ G.W. Tryon, Manual of Conchology vol. VIII p. 295
  6. ↑ Rosenberg, G. (2010). Pyramidella acus (Gmelin, 1791). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208425 on 2011-03-15
  7. ↑ Rosenberg, G. (2010). Pyramidella camara Bartsch, 1927. In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=533354 on 2011-03-15
  8. ↑ WoRMS (2010). Pyramidella corrugata. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208420 on 2011-03-15
  9. ↑ WoRMS (2010). Pyramidella dolabrata (Linnaeus, 1758). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208421 on 2011-03-15
  10. ↑ Rosenberg, G. (2010). Pyramidella folinii Dall, 1889. In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=533355 on 2011-03-15
  11. ↑ WoRMS (2010). Pyramidella gracilis A. Adams. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208427 on 2011-03-15
  12. ↑ WoRMS (2010). Pyramidella inopinata (Schander, 1994). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=224462 on 2011-03-15
  13. ↑ WoRMS (2010). Pyramidella prati Bernardi, 1858. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208424 on 2011-03-15
  14. ↑ Rosenberg, G. (2010). Pyramidella sanctaehelenae (E. A. Smith, 1890). In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=533356 on 2011-03-15
  15. ↑ WoRMS (2010). Pyramidella schanderi van Aartsen, Gittenberger & Goud, 1998. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=224464 on 2011-03-15
  16. ↑ WoRMS (2010). Pyramidella scitula Adams. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208428 on 2011-03-15
  17. ↑ Rosenberg, G. (2010). Pyramidella subdolabrata (Mörch, 1854). In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=533357 on 2011-03-15
  18. ↑ WoRMS (2010). Pyramidella subglabra Odhner, 1919. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208422 on 2011-03-15
  19. ↑ WoRMS (2010). Pyramidella sulcata (A. Adams, 1854). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208429 on 2011-03-15
  20. ↑ WoRMS (2010). Pyramidella terebelloides Adams. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208423 on 2011-03-15
  21. ↑ WoRMS (2010). Pyramidella variegata A. Adams. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208417 on 2011-03-15
  22. ↑ WoRMS (2010). Pyramidella auriscati (Chemnitz, 1795). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208418 on 2011-03-15
  23. ↑ WoRMS (2010). Pyramidella mitralis A. Adams, 1853. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208416 on 2011-03-15
  24. ↑ WoRMS (2010). Pyramidella terebellum Muller. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208426 on 2011-03-15
  25. ↑ WoRMS (2010). Pyramidella teres Adams. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=208419 on 2011-03-15
  • Vaught, K.C. (1989). A classification of the living Mollusca. American Malacologists: Melbourne, FL (USA). ISBN 0-915826-22-4. XII, 195 pp.

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