Tricolia genus of sea snails , marine gastropod mollusks in the family Phasianellidae.
This genus formerly belonged to the family Tricoliidae.
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.
The species occurs in all tropical and subtropical seas.
Species within the genus Tricolia include:
The Indo-Pacific Molluscan Database also includes the following species with names in current use :
Tricolia kraussi E.A. Smith, 1911 : taxon inquerendumSpecies brought into synonymy Tricolia adamsi (Philippi, 1853): synonym of Eulithidium adamsi Tricolia affinis (C. B. Adams, 1850): synonym of Eulithidium affine Tricolia affinis beaui Robertson, 1958: synonym of Eulithidium beaui Tricolia alfredensis (Turton, 1932) : synonym of Tricolia elongata (Krauss, 1848) Tricolia beaui Robertson, 1958: synonym of Eulithidium beaui Tricolia bella (M. Smith, 1937): synonym of Eulithidium bellum Tricolia bellum M. Smith, 1937: synonym of Eulithidium bellum Tricolia breve d'Orbigny, 1842: synonym of Eulithidium breve (d'Orbigny, 1842) [nomen dubium]Tricolia brongniartii Audouin, 1826: synonym of Phasianella solida Tricolia bryani Pilsbry, H.A., 1917 : synonym of Tricolia variabilis (Pease, 1861)Tricolia compta (Gould, 1855): synonym of Eulithidium comptum Tricolia cruenta Robertson, 1958: synonym of Eulithidium affine Tricolia cyclostoma (Carpenter, 1864) : synonym of Eulithidium cyclostoma (Carpenter, 1864) Tricolia diantha McLean, 1970 : synonym of Eulithidium diantha (McLean, 1970) Tricolia draparnaudi Audouin, 1826: synonym of Echinolittorina punctata Tricolia guerini Audouin, 1826: synonym of Phasianella solida Tricolia macleani Marincovich, 1973 : synonym of Eulithidium macleani (Marincovich, 1973) Tricolia megastoma Pilsbry, H.A., 1895 : synonym of Tricolia variabilis (Pease, 1861)Tricolia molokaiensis Pilsbry, H.A., 1917 : synonym of Tricolia variabilis (Pease, 1861)Tricolia nicaeensis Risso 1826Tricolia speciosa (Mühlfeld, 1824)Tricolia oligomphala (Pilsbry, 1895): synonym of Tricolia variabilis (Pease, 1861)Tricolia perforata (Philippi, 1848) : synonym of Eulithidium perforatum (Philippi, 1848) Tricolia phasianella (Philippi, 1849) : synonym of Eulithidium phasianella (Philippi, 1849) Tricolia picta (da Costa, 1778): synonym of Tricolia pullus picta (da Costa, 1778)Tricolia pterocladia sic: synonym of Eulithidium pterocladicum Tricolia pterocladica Robertson, 1958: synonym of Eulithidium pterocladicum Tricolia pulchella (Récluz, 1843) : synonym of Eulithidium bellum (M. Smith, 1937) Tricolia pulloides (Carpenter, 1865) : synonym of Eulithidium pulloides (Carpenter, 1865) Tricolia rentneri Nordsieck 1973 : synonym of Tricolia speciosa (Mühlfeld, 1824)Tricolia rissoi Audouin, 1826: synonym of Melarhaphe neritoides Linnaeus , 1758)Tricolia rubra Risso 1826Tricolia speciosa (Mühlfeld, 1824)Tricolia speciosa var. seriopunctata Monterosato 1884 : synonym of Tricolia speciosa (Mühlfeld, 1824)Tricolia speciosa var. virescens Monterosato 1884 : synonym of Tricolia speciosa (Mühlfeld, 1824)Tricolia tessellata (Potiez & Michaud, 1838): synonym of Eulithidium tessellatum 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 Tricolia thalassicola Robertson, 1958: synonym of Eulithidium thalassicola Tricolia thaanumi Pilsbry, H.A., 1917 : 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 (d'Orbigny, 1840) : synonym of Eulithidium umbilicatum (d'Orbigny, 1840) Tricolia variegata (Carpenter, 1864) : synonym of Eulithidium variegatum (Carpenter, 1864) Tricolia virgo Angas, G.F., 1867 : synonym of Tricolia variabilis (Pease, 1861)
