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Tricolia

Tricolia is a genus of sea snails, marine gastropod molluscs in the subfamily Tricoliinae of the family Phasianellidae.

This genus formerly belonged to the family Tricoliidae.

Description

This genus consists of small species with a head without frontal lobes. The shell is ovate, elongated, and imperforate. The radula has a broad, simple median tooth, overlying the bases of the inner laterals. These are subrhomboidal, produced at their outer angles into wings which overlie the bases of the adjacent tooth outward, and have denticulate cusps. The outer lateral is narrow, not produced on the outer angle. The marginal teeth have long simple cusps, The columella is smooth, arcuate, and not dentate.

Distribution

The species occurs in all tropical and subtropical seas.

Species

Species within the genus Tricolia include:

Species brought into synonymy :
  • Tricolia adamsi (Philippi, 1853): synonym of Eulithidium adamsi (Philippi, 1853)
  • Tricolia affinis (C. B. Adams, 1850): synonym of Eulithidium affine (C. B. Adams, 1850)
  • Tricolia affinis beaui Robertson, 1958: synonym of Eulithidium beaui (Robertson, 1958)
  • Tricolia alfredensis <small>(Turton, 1932)</small>: synonym of Tricolia elongata <small>(Krauss, 1848)</small>
  • Tricolia beaui Robertson, 1958: synonym of Eulithidium beaui (Robertson, 1958)
  • Tricolia bella (M. Smith, 1937): synonym of Eulithidium bellum (M. Smith, 1937)
  • Tricolia bellum M. Smith, 1937: synonym of Eulithidium bellum (M. Smith, 1937)
  • Tricolia breve d'Orbigny, 1842: synonym of Eulithidium breve (d'Orbigny, 1842) [nomen dubium]
  • Tricolia brongniartii Audouin, 1826: synonym of Phasianella solida (Born, 1778)
  • Tricolia bryani <small>Pilsbry, H.A., 1917</small>: synonym of Tricolia variabilis (Pease, 1861)
  • Tricolia compta (Gould, 1855): synonym of Eulithidium comptum (Gould, 1855)
  • Tricolia cruenta Robertson, 1958: synonym of Eulithidium affine (C. B. Adams, 1850)
  • Tricolia cyclostoma <small>(Carpenter, 1864)</small>: synonym of Eulithidium cyclostoma <small>(Carpenter, 1864)</small>
  • Tricolia diantha <small>McLean, 1970</small>: synonym of Eulithidium diantha <small>(McLean, 1970)</small>
  • Tricolia draparnaudi Audouin, 1826: synonym of Echinolittorina punctata (Gmelin, 1791)
  • Tricolia guerini Audouin, 1826: synonym of Phasianella solida (Born, 1778)
  • Tricolia kraussi <small>E.A. Smith, 1911</small>:synonym of Tricolia bicarinata <small>(Dunker, 1846)</small>
  • Tricolia macleani <small>Marincovich, 1973</small>: synonym of Eulithidium macleani <small>(Marincovich, 1973)</small>
  • Tricolia megastoma <small>Pilsbry, H.A., 1895</small>: synonym of Tricolia variabilis (Pease, 1861)
  • Tricolia molokaiensis <small>Pilsbry, H.A., 1917</small>: synonym of Tricolia variabilis (Pease, 1861)
  • Tricolia nicaeensis <small>Risso 1826</small>: synonym of Tricolia speciosa (Mühlfeld, 1824)
  • Tricolia oligomphala (Pilsbry, 1895): synonym of Tricolia variabilis (Pease, 1861)
  • Tricolia perforata <small>(Philippi, 1848)</small>: synonym of Eulithidium perforatum <small>(Philippi, 1848)</small>
  • Tricolia phasianella <small>(Philippi, 1849)</small>: synonym of Eulithidium phasianella <small>(Philippi, 1849)</small>
  • Tricolia picta (da Costa, 1778): synonym of Tricolia pullus picta (da Costa, 1778)
  • Tricolia pterocladia sic: synonym of Eulithidium pterocladicum (Robertson, 1958)
  • Tricolia pterocladica Robertson, 1958: synonym of Eulithidium pterocladicum (Robertson, 1958)
  • Tricolia pulchella <small>(Récluz, 1843)</small>: synonym of Eulithidium bellum <small>(M. Smith, 1937)</small>
  • Tricolia pulloides <small>(Carpenter, 1865)</small>: synonym of Eulithidium pulloides <small>(Carpenter, 1865)</small>
  • Tricolia rentneri <small>Nordsieck 1973</small>: synonym of Tricolia speciosa (Mühlfeld, 1824)
  • Tricolia rissoi Audouin, 1826: synonym of Melarhaphe neritoides (Linnaeus, 1758)
  • Tricolia rubra <small>Risso 1826</small>: synonym of Tricolia speciosa (Mühlfeld, 1824)
  • Tricolia speciosa var. seriopunctata <small>Monterosato 1884</small>: synonym of Tricolia speciosa (Mühlfeld, 1824)
  • Tricolia speciosa var. virescens <small>Monterosato 1884</small>: synonym of Tricolia speciosa (Mühlfeld, 1824)
  • Tricolia substriata <small>(Carpenter, 1864)</small>: synonym of Eulithidium substriatum <small>(P. P. Carpenter, 1864)</small>
  • Tricolia tessellata (Potiez & Michaud, 1838): synonym of Eulithidium tessellatum (Potiez & Michaud, 1838)
  • Tricolia tessellata auct. non Potiez & Michaud, 1838: synonym of Eulithidium pterocladicum (Robertson, 1958)
  • Tricolia tesselata auct. non C. B. Adams, 1850: synonym of Eulithidium thalassicola (Robertson, 1958)
  • Tricolia thalassicola Robertson, 1958: synonym of Eulithidium thalassicola (Robertson, 1958)
  • Tricolia thaanumi <small>Pilsbry, H.A., 1917</small>: synonym of Tricolia variabilis (Pease, 1861)
  • Tricolia tricolor (Monterosato in Bucquoy, Dautzenberg & Dollfus, 1884): synonym of Tricolia pullus (Linnaeus, 1758)
  • Tricolia tropidophora Tomlin, 1931: synonym of Tricolia bicarinata (Dunker, 1846)
  • Tricolia umbilicata <small>(d'Orbigny, 1840)</small>: synonym of Eulithidium umbilicatum <small>(d'Orbigny, 1840)</small>
  • Tricolia variabilis <small>(Pease, 1860)</small>: synonym of Hiloa variabilis <small>(Pease, 1861)</small>
  • Tricolia variegata <small>(Carpenter, 1864)</small>: synonym of Eulithidium variegatum <small>(Carpenter, 1864)</small>
  • Tricolia virgo <small>Angas, G.F., 1867</small>: synonym of Tricolia variabilis (Pease, 1861)

References

  • Monterosato T. A. (di) (1884). Nomenclatura generica e specifica di alcune conchiglie mediterranee. Palermo, Virzi, 152 pp., p. 50
  • Smith E.A. (1911). On a new species of Phasianella from South Africa. Proc. Malac. Soc, vol. 9, pt. 5, pp.&nbsp;313–314
  • Gofas S. (1982). The genus Tricolia in the Eastern Atlantic and the Mediterranean. Journal of Molluscan Studies 48: 182-213
  • Vaught, K.C. (1989). A classification of the living Mollusca. American Malacologists: Melbourne, FL (USA). . XII, 195 pp
  • 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.&nbsp;180–213
  • Williams, S.T., Karube, S. & Ozawa, T. (2008) Molecular systematics of Vetigastropoda: Trochidae, Turbinidae and Trochoidea redefined. Zoologica Scripta 37, 483–506