Natica is a genus of small to medium-sized predatory sea snails, marine gastropods in the subfamily Naticinae of the family Naticidae, the moon snails. The genus was erected by Giovanni Antonio Scopoli in 1777.Gofas, S. (2011). Natica Scopoli, 1777. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=138240 on 14 April 2011

The genus is known from the Eocene to the Recent periods (age range: 37.2 to 0.012 million years ago).(in Czech) Pek I., Vašíček Z., Roček Z., Hajn. V. & Mikuláš R.: Základy zoopaleontologie. - Olomouc, 1996. 264 pp., Fossilworks

Description The shell is subglobose or obovate, rarely somewhat depressed. The spire is short. The body whorl is enlarged. The aperture is entire, semicircular, with an oblique, edentate, callous columellar side. The prominent umbilicus is deep, often wide, well separated between the contracted columellar margin and the spiral, often thickened base of the columella. A small pit near the callosity is almost distinct.

The peristome is sharp, smooth on the interior. The large operculum is calcareous, fully attached to the surface, sometimes sculpted with ridges, sometimes flattened, with the spiral located anteriorly and internally.

The rounded, solid shell varies from small to large and has a low spire. The surface is smooth or bears radial ribs at the sutures. The aperture is wide and semi-ovate. The umbilicus is deep, posteriorly open or partially covered by the parietal callus.The funicle is weakly to strongly developed, entering the umbilicus either perpendicularly or obliquely. The parietal callus is prominent, occasionally confluent with the funicle.

The Operculum is calcareous, smooth, and bearing one to three marginal ribs. The columellas edge is smooth or serrate.

Species The World Register of Marine Species (WoRMS) includes the following species with accepted names in the genus Natica WoRMS: Natica

Natica acinonyx Marche Marchad, 1957 Natica adansoni Blainville, 1825 Natica agulhasensis Thiele, 1925 Natica albospira E. A. Smith, 1895 Natica anosyensis Bozzetti, 2010 Natica apertissima E. A. Smith, 1906 Natica arachnoidea (Gmelin, 1791) Natica bibalteata G. B. Sowerby III, 1914 Natica bouvieri Jousseaume, 1883 Natica broderipiana Récluz, 1844 Natica brunneolinea McLean, 1970 Natica buriasiensis Récluz, 1844 Natica cabrerai Kase & Shigeta, 2000 Natica canariensis Odhner, 1932 Natica candidula E. A. Smith, 1895 Natica caneloensis Hertlein & Strong, 1955 Natica castrensis (Dall, 1889) Natica colima Strong & Hertlein, 1937 Natica collaria (Lamarck, 1822) Natica concavoperculata Liu, 1977 Natica couteaudi Rochebrune & Mabille, 1885 Natica crassoperculata X. Liu, 1977 Natica crispata Thiele, 1925 † Natica deshayesiana Nyst, 1845 Natica dimidiata E. A. Smith, 1906 Natica dixoni Fernandes & Rolán, 1992 † Natica elegans J. Sowerby, 1836 † Natica euthele Tournouër, 1874 Natica explicatula Sacco, 1891 (uncertain- unassessed) Natica fabella Jousseaume, 1884 Natica fasciata (Röding, 1798) Natica forata Reeve, 1855 Natica forskalii G. B. Sowerby I, 1825 Natica fulgurans Récluz, 1844 Natica fulminea Gmelin, 1791 Natica furva Watson, 1897 Natica grayi Philippi, 1852 Natica gruveli Dautzenberg, 1910 Natica inexpectans Olsson, 1971 Natica juani Costa & Pastorino, 2012 Natica jukyriuva Simone, 2014 Natica kawamurai Sakurai, 1983 Natica koperbergae van der Bijl & Moolenbeek, 2009 Natica lacteobasis Kuroda, 1961 Natica larvaroni P. Bernard, 1983 Natica limbata d'Orbigny, 1837 Natica linguifera Thiele, 1925 Natica livida Pfeiffer, 1840 Natica luculenta Iredale, 1929 Natica lunaris (Berry, 1964) Natica marchadi Pin, 1992 Natica marochiensis (Gmelin, 1791) † Natica matheroni Deshayes, 1864 Natica maxiutongi S.-P. Zhang, 2009 Natica menkeana Philippi, 1851 Natica michaelis Fischer-Piette, 1942 Natica monodi Marche-Marchad, 1957 Natica multipunctata Blainville, 1825 Natica nipponensis Kuroda, 1961 Natica oteroi (Fernandes & Rolán, 1991) Natica othello Dall, 1908 Natica pavimentum Récluz, 1844 Natica perlineata Dall, 1889 Natica pipoca Simone, 2014 Natica pluvialis (Kurono, 1999) Natica pseustes Watson, 1881 Natica pulicaris Philippi, 1851 † Natica pumila G. B. Sowerby I, 1846 Natica pygmaea Philippi, 1842 Natica queketti G.B. Sowerby III, 1894 Natica rocquignyi Fischer-Piette, 1942 Natica rouxi Nicklès, 1952 Natica royi Pin, 1992 Natica rubromaculata E. A. Smith, 1872 Natica ryalli Fernandes & Rolán, 1992 Natica saitoi Kuroda & Habe, 1971 Natica sanctaehelenae E. A. Smith, 1890 Natica sandwichensis (Dall, 1895) Natica sansibarica Thiele, 1925 Natica scethra Dall, 1908 Natica schepmani Thiele, 1925 Natica scopaespira Liu, 1977 Natica seychellium Watson R.B., 1886 Natica siberutensis Thiele, 1925 Natica sigillata McLean, 1970 Natica simplex G.B. Sowerby III, 1897 Natica sinensis Ma & Zhang, 1993 Natica spadicea (Gmelin, 1791) Natica spadiceoides Liu, 1977 Natica stellata Hedley, 1913 Natica stenopa Woodring, 1957 † Natica subsolida d'Orbigny, 1847 † Natica suppleta Finlay, 1927 Natica tedbayeri Rehder, 1986 † Natica tremarici Tate, 1900 Natica turtoni E. A. Smith, 1890 Natica unibalteata Liu, 1977 Natica unifasciata Lamarck, 1822 Natica vitellus (Linnaeus, 1758)

Taxon inquirendum Natica gracilis Récluz, 1850 Natica moquiniana Récluz, 1853 Natica perscalpta Martens, 1878 Natica swainsoni Philippi, 1851

Synonyms

Subgenus Natica (Cryptonatica) Dall, 1892: synonym of Cryptonatica Dall, 1892 Subgenus Natica (Eunaticina) P. Fischer, 1885: synonym of Eunaticina P. Fischer, 1885 Subgenus Natica (Nacca) Risso, 1826: synonym of Natica Scopoli, 1777 Subgenus Natica (Natica) Scopoli, 1777 represented as Natica Scopoli, 1777 (alternate representation) Subgenus Natica (Naticarius) Duméril, 1805: synonym of Naticarius Duméril, 1805 Subgenus Natica (Notocochlis): synonym of Notocochlis Powell, 1933 Subgenus Natica (Payraudeautia) Bucquoy, Dautzenberg & Dollfus, 1883: synonym of Payraudeautia Bucquoy, Dautzenberg & Dollfus, 1883 Subgenus Natica (Polinices) Montfort, 1810 represented as Polinices Montfort, 1810 Natica abyssicola E. A. Smith, 1896: synonym of Lunatia abyssicola (E. A. Smith, 1896): synonym of Euspira abyssicola (E. A. Smith, 1896) Natica acynonyx [sic]: synonym of Natica acinonyx Marche-Marchad, 1957 Natica adspersa Menke, 1830: synonym of Naticarius hebraeus (Martyn, 1786) Natica affinis (Gmelin, 1791): synonym of Cryptonatica affinis (Gmelin, 1791) Natica africana Bartsch, 1915: synonym of Natica queketti Sowerby III, 1894 Natica alapapilionis (Röding, 1798): synonym of Naticarius alapapilionis (Röding, 1798) Natica albifasciata Liu, 1977: synonym of Tanea albifasciata (X. Liu, 1977) (original combination) Natica albula Récluz, 1851: synonym of Polinices mammilla (Linnaeus, 1758) Natica alderi Forbes, 1838: synonym of Euspira pulchella (Risso, 1826) Natica aleutica Dall, 1919: synonym of Cryptonatica aleutica (Dall, 1919) Natica alfredensis Bartsch, 1915: synonym of Tectonatica tecta (Anton, 1838) Natica algida Gould, 1848: synonym of Cryptonatica affinis (Gmelin, 1791) Natica alveata Troschel, 1852: synonym of Polinices alveatus (Troschel, 1852) Natica amabilis Locard, 1897: synonym of Euspira subplicata (Jeffreys, 1885) Natica amiculata Philippi, 1849: synonym of Polinices amiculatus (Philippi, 1849) Natica amphiala Watson, 1881: synonym of Friginatica amphiala (Watson, 1881) Natica ampla Philippi, 1849: synonym of Glossaulax didyma ampla (Philippi, 1849) Natica ampullaria Lamarck, 1822: synonym of Euspira heros (Say, 1822) Natica anderssoni Strebel, 1906: synonym of Amauropsis anderssoni (Strebel, 1906) Natica angulata Jeffreys, 1885: synonym of Euspira fusca (Blainville, 1825) Natica antoni Philippi, 1851: synonym of Notocochlis gualteriana (Récluz, 1844) Natica aperta Lovén, 1846: synonym of Bulbus smithii T. Brown, 1839 Natica apora Watson, 1881: synonym of Amauropsis apora (Watson, 1881) Natica areolata Récluz, 1844: synonym of Tanea areolata (Recluz, 1844) Natica asellus Reeve, 1855: synonym of Notocochlis gualteriana (Récluz, 1844) Natica atrocyanea Philippi, 1845: synonym of Natica limbata d'Orbigny, 1837 Natica atypha Watson, 1881: synonym of Natica buriasiensis Récluz, 1844 Natica aurantia Lamarck, 1822: synonym of Polinices aurantius (Röding, 1798) Natica aureolutea Strebel, 1908: synonym of Amauropsis aureolutea (Strebel, 1908) Natica aureozona Tomlin, 1921: synonym of Tectonatica tecta (Anton, 1838) Natica baconi Reeve, 1855: synonym of Conuber incei (Philippi, 1853) Natica bahiensis Récluz, 1850: synonym of Polinices hepaticus (Röding, 1798) Natica balteata G.B. Sowerby III, 1914: synonym of Notocochlis gualteriana (Récluz, 1844) Natica bathybii Friele, 1879: synonym of Cryptonatica bathybii (Friele, 1879) Natica bayeri Rehder, 1986: synonym of Natica tedbayeri Rehder, 1986: synonym of Glyphepithema floridana Rehder, 1943 Natica beddomei Johnston, 1885: synonym of Friginatica beddomei (Johnston, 1885) Natica bernardii Récluz, 1851: synonym of Mammilla bernardii (Récluz, 1851) Natica bicincta Récluz, 1850: synonym of Mammilla melanostomoides (Quoy & Gaimard, 1833) Natica bicolor Philippi, 1849: synonym of Glossaulax petiveriana (Récluz, 1843) Natica bifasciata Gray in Griffith & Pidgeon, 1833: synonym of Polinices bifasciatus (Gray in Griffith & Pidgeon, 1833) Natica bonplandi Valenciennes, 1832: synonym of Hypterita helicoides (Gray, 1825) Natica borealis Gray, 1839: synonym of Euspira pallida (Broderip & Sowerby, 1829) Natica bougei G.B. Sowerby III, 1908: synonym of Tectonatica bougei (G.B. Sowerby III, 1908); synonym of Tectonatica venustula (Philippi, 1851) Natica bourguignati Récluz, 1852: synonym of Natica fulminea (Gmelin, 1791) Natica brachya Locard, 1897: synonym of Amauropsis brassiculina (Locard, 1897) Natica brassiculina Locard, 1897: synonym of Amauropsis brassiculina (Locard, 1897) Natica brocchiana Philippi, 1851: synonym of Euspira fusca (Blainville, 1825) Natica brunnea Link, 1807: synonym of Polinices hepaticus (Röding, 1798) Natica brunoi P. Bernard, 1983: synonym of Natica rubromaculata E. A. Smith, 1872 Natica bullula Locard, 1897: synonym of Amauropsis brassiculina (Locard, 1897) Natica burnupi E.A. Smith, 1903: synonym of Notocochlis gualteriana (Récluz, 1844) Natica cailliaudii Récluz, 1850: synonym of Natica pavimentum Récluz, 1844 Natica campeachiensis Récluz in Reeve, 1855: synonym of Neverita duplicata (Say, 1822) Natica campechiensis Récluz in Chenu, 1843: synonym of Neverita duplicata (Say, 1822) Natica canaliculata Gould, 1840: synonym of Amauropsis islandica (Gmelin, 1791) Natica cancellata Swainson, 1840: synonym of Sigaretus mammilaris Récluz in Chenu, 1843 Natica candidissima Le Guillou, 1842: synonym of Polinices candidissimus (Le Guillou, 1842) Natica candidissima Récluz, 1851: synonym of Polinices porcelanus (d'Orbigny, 1839) Natica caprae Philippi, 1852: synonym of Mammilla caprae (Philippi, 1852) Natica caribaea Philippi, 1851: synonym of Polinices lacteus (Guilding, 1834) Natica carinifera Koch in Philippi, 1852: synonym of Natica vittata (Gmelin, 1791) Natica castanea Lamarck, 1822: synonym of Euspira catena (da Costa, 1778) Natica catena (da Costa, 1778) - necklace shell: synonym of Euspira catena (da Costa, 1778) Natica catenata Philippi, 1853: synonym of Natica grayi Philippi, 1852 Natica catenata Locard, 1886: synonym of Euspira catena (da Costa, 1778) Natica caurina Gould, 1847: synonym of Euspira pallida (Broderip & Sowerby, 1829) Natica cayennensis Récluz, 1850: synonym of Stigmaulax cayennensis (Récluz, 1850) Natica cernica Jousseaume, 1874: synonym of Notocochlis cernica (Jousseaume, 1874) Natica chemnitzii Récluz in Reeve, 1885: synonym of Neverita aulacoglossa (Pilsbry & Vanatta, 1909)