Steromphala umbilicalis (da Costa, 1778) Gibbula umbilicaris (Linnaeus, 1758): synonym of Steromphala umbilicaris (Linnaeus, 1758) Gibbula varia (Linnaeus, 1758): synonym of Steromphala varia (Linnaeus, 1758) Gibbula variegata Risso, 1826: synonym of Gibbula varia (Linnaeus, 1758) Gibbula venusta Adams A. 1851: synonym of Gibbula ardens Von Salis, 179) Gibbula virescens Nordsieck 1972: synonym of Gibbula adansonii (Payraudeau, 1826) Gibbula vulcanica Coen 1930: synonym of Gibbula magus (Linnaeus, 1758) Gibbula whitechurchi Turton, 1932: synonym of Ilanga whitechurchi (Turton, 1932) Nomen dubium Gibbula rosea (Gmelin, 1791) References Risso, A. (1826). Histoire naturelle des principales productions de l'Europe Méridionale et particulièrement de celles des environs de Nice et des Alpes Maritimes. Paris: F.G. Levrault. Vol. 4: IV, 1-439, 12 pls. Tomlin, J.R. le B. (1930). Some preoccupied generic names.—II. Proceedings of the Malacological Society of London. 19: 22–24. Fischer-Piette E., Gaillard J.-M. & Kisch B.S. (1962). Les variations, du Nord au Sud, de Gibbula cineraria L. et ses rapports avec Calliostoma strigosum Gmel.. Mémoires du Muséum National d'Histoire Naturelle, nouvelle série, série A, Zoologie 28(1): 32 pp., 12 pl. Vaught, K.C. (1989). A classification of the living Mollusca. American Malacologists: Melbourne, FL (USA). . XII, 195 pp. Monterosato T. A. (di) (1889 (1 gennaio)). Coquilles marines marocaines. Journal de Conchyliologie 37(1): 20-40; 37(2): 112-121. External links Herrmannsen, A. N. (1846-1852). Indicis Generum Malacozoorum primordia. Fischer, Cassel. Vol. 1: i-xxviii, 1-637 pp. [i-xxviii + 1-104: 1 Sep 1846; 105-232: 1 Dec 1846; 233-360: 1 Mar 1847; 361-488: 18 Apr 1847; 489-616: 25 May 1847; 617-637: 17 Jul 1847; 2: 1-717, xxix-xlii pp. [1-104: 17 Jul 1847; 105-232: 8 Sep 1847; 233-352: 7 Dec 1847; 353-492: 18 Feb 1848; 493-612: Feb 1849; 613-717 + xxix-xliii: Mar 1849]; Supplementa et corrigenda: i-v, 1-140 pp.] Monterosato T. A. (di) (1884). Nomenclatura generica e specifica di alcune conchiglie mediterranee. Palermo, Virzi, 152 pp Monterosato T. A. (di) (1889 (1 gennaio)). Coquilles marines marocaines. Journal de Conchyliologie 37(1): 20-40; 37(2): 112-121 Cossmann, M. (1918). Essais de paléoconchologie comparée. Onzième livraison. Paris: published by the author. 388 pp., 11 plates Iredale, T. (1918). Molluscan nomenclatural problems and solutions.- No. 1. Proceedings of the Malacological Society of London. 13(1-2): 28-40 Adams H. & Adams A. (1853-1858). The genera of Recent Mollusca; arranged according to their organization. London, van Voorst. Cossmann M. (1920). Rectifications de nomenclature. Revue Critique de Paléozoologie et de Paléophytologie. 24: 137-138 Gofas, S.; Le Renard, J.; Bouchet, P. (2001).