Sinum is a genus of predatory sea snails, marine gastropod mollusks in the family Naticidae, the moon snails. Most naticids have shells that are globular, but the shell of species in the genus Sinum is flattened to some extent, some being so flattened that they are ear-shaped.
This marine species is cosmopolitan.
Species within the genus Sinum include:
Sinum bifasciatum (Récluz, 1851)Sinum concavum (Lamarck, 1822)Sinum cymba (Menke, K.T., 1828)Sinum debile (Gould, 1853)Sinum delesserti (Récluz in Chenu, 1843)Sinum diauges Kilburn, 1974Sinum eximium (Reeve, 1864)Sinum grayi G. P. Deshayes, 1843Sinum haliotoideum (Linnaeus, 1758)Sinum incisum (Reeve, 1864)† Sinum infirmum Marwick, 1924Sinum japonicum (Lischke, 1872)Sinum javanicum (Gray, 1834)Sinum keratium Dall, 1919Sinum laevigatum (Lamarck, 1822)Sinum maculatum (Say, 1831)† Sinum marwicki Laws, 1930Sinum minus (Dall, 1889)Sinum neritoideum (Linnaeus, 1758)Sinum noyesii Dall, 1903Sinum perspectivum (Say, 1831)Sinum planulatum (Récluz, 1843)Sinum quasimodoides Kilburn, 1976Sinum sanctijohannis (Pilshry & Lowe, 1932)Sinum scopulosum (Conrad, 1849)Sinum vittatum Zhang, 2008Sinum zonale (Quoy & Gaimard, 1832)The Indo-Pacific Molluscan database also mentions the following species with names in current use
Sinum acuminatus (Adams & Reeeve, 1850)Sinum insculptus Adams & Reeve, 1850Sinum latifasciatus Adams & Reeve, 1850Sinum parvus (E. A. Smith, 1895)Sinum petitianus Récluz, 1843Sinum sinuatus Récluz, 1851Sinum tener (Smith, 1894)Sinum unifasciatus Récluz, 1843Species brought into synonymy Sinum californicum I. Oldroyd, 1917: synonym of Sinum scopulosum (Conrad, 1849)Sinum cuvierianum (Récluz, 1844): synonym of Vanikoro cuvieriana (Récluz, 1844)Sinum fuscum Röding, 1798: synonym of Sinum haliotoideum (Linnaeus, 1758)Sinum minor [sic]: synonym of Sinum minus (Dall, 1889)Sinum papilla ': synonym of Eunaticina papilla (Gmelin, 1791)Sinum pazianum Dall, 1919: synonym of Sinum debile (Gould, 1853)Sinum planatum: synonym of Sinum planulatum (Récluz, 1843)Sinum weberi (Bartsch, 1918): synonym of Sinum incisum (Reeve, 1864)
