• Trochus (Gibbula) Risso, 1826 represented as Gibbula Risso, 1826
• Trochus (Gibbula) ardens Salis Marschlins, 1793 accepted as Gibbula ardens (Salis Marschlins, 1793)
• Trochus (Gibbula) ardens var. ornata Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Gibbula ardens (Salis Marschlins, 1793)
• Trochus (Gibbula) succinctus Monterosato, 1880 accepted as Gibbula subcincta Monterosato, 1888
• Trochus (Gibbula) succinctus var. albida Monterosato, 1880 accepted as Gibbula subcincta Monterosato, 1888
• Trochus (Gibbula) succinctus var. atropurpurea Monterosato, 1880 accepted as Gibbula subcincta Monterosato, 1888
• Trochus (Gibbula) succinctus var. flavida Monterosato, 1880 accepted as Gibbula subcincta Monterosato, 1888
• Trochus (Infundibulops) Pilsbry, 1889 represented as Trochus Linnaeus, 1758
• Trochus (Margarita) Leach, 1819 accepted as Margarites Leach, 1847
• Trochus (Margarita) azorensis R. B. Watson, 1879 accepted as Ethalia azorensis (R. B. Watson, 1879)
• Trochus (Margarita) minima G. Seguenza, 1876 accepted as Mikro minimus (G. Seguenza, 1876)
• Trochus (Margarita) rhina R. B. Watson, 1886 accepted as Solariella rhina (R. B. Watson, 1886)
• Trochus (Monodonta) Lamarck, 1799 accepted as Monodonta Lamarck, 1799
• Trochus (Monodonta) sitis Récluz, 1843 accepted as Phorcus mutabilis (R. A. Philippi, 1851)
• Trochus (Solariella) S. V. Wood, 1842 accepted as Solariella S. V. Wood, 1842
• Trochus (Solariella) lusitanicus P. Fischer, 1882 accepted as Solariella lusitanica (P. Fischer, 1882)
• Trochus (Zizyphinus) J. E. Gray, 1847 represented as Ziziphinus J. E. Gray, 1842 accepted as Calliostoma Swainson, 1840
• Trochus (Zizyphinus) maurolici G. Seguenza, 1876 accepted as Calliostoma maurolici (G. Seguenza, 1876)
• Trochus abanteus Nardo, 1847 accepted as Jujubinus montagui (W. Wood, 1828)
• Trochus abrodiaetus Nardo, 1847 accepted as Gibbula adriatica (R. A. Philippi, 1844) accepted as Steromphala adriatica (R. A. Philippi, 1844)
• Trochus adansoni [sic] accepted as Gibbula adansonii (Payraudeau, 1826) accepted as Steromphala adansonii (Payraudeau, 1826)
• Trochus adansoni var. helicoides R. A. Philippi, 1844 accepted as Gibbula turbinoides (Deshayes, 1835)
• Trochus adansoni var. lutea Dautzenberg, 1883 accepted as Gibbula turbinoides (Deshayes, 1835)
• Trochus adansonii Payraudeau, 1826 accepted as Gibbula adansonii (Payraudeau, 1826) accepted as Steromphala adansonii (Payraudeau, 1826)
• Trochus adansonii var. major Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Gibbula adansonii (Payraudeau, 1826) accepted as Steromphala adansonii (Payraudeau, 1826)
• Trochus adriaticus R. A. Philippi, 1844 accepted as Steromphala adriatica (R. A. Philippi, 1844)
• Trochus agathensis Récluz, 1843 accepted as Gibbula adansonii (Payraudeau, 1826) accepted as Steromphala adansonii (Payraudeau, 1826)
• Trochus agrestis R. A. Philippi, 1843 accepted as Calliostoma zizyphinum (Linnaeus, 1758)
• Trochus alabastrum (Lovén, 1846) accepted as Calliostoma occidentale (Mighels & C. B. Adams, 1842)
• Trochus albidus Gmelin, 1791 accepted as Gibbula albida (Gmelin, 1791) accepted as Steromphala albida (Gmelin, 1791)
• Trochus albidus W. Wood, 1828 accepted as Calliostoma zizyphinum (Linnaeus, 1758)
• Trochus albidus var. pontica Milaschewitsch, 1908 accepted as Gibbula albida (Gmelin, 1791) accepted as Steromphala albida (Gmelin, 1791)
• Trochus alveolatus R. A. Philippi, 1851 accepted as Steromphala spratti (Forbes, 1844)
• Trochus amabilis Jeffreys, 1865 accepted as Solariella amabilis (Jeffreys, 1865)
• Trochus amabilis var. affinis Jeffreys, 1883 accepted as Solariella affinis (Friele, 1877) accepted as Solariella amabilis (Jeffreys, 1865)
• Trochus ardens Salis Marschlins, 1793 accepted as Gibbula ardens (Salis Marschlins, 1793)
• Trochus articulatus (Lamarck, 1822) accepted as Phorcus articulatus (Lamarck, 1822)
• Trochus articulatus var. lineolata Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Phorcus articulatus (Lamarck, 1822)
• Trochus articulatus var. major Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Phorcus articulatus (Lamarck, 1822)
• Trochus atratus W. Wood, 1828 accepted as Phorcus atratus (W. Wood, 1828)
• Trochus basterotii M. Hörnes, 1848 accepted as Gibbula adriatica (R. A. Philippi, 1844) accepted as Steromphala adriatica (R. A. Philippi, 1844)
• Trochus baudoni Monterosato, 1891 accepted as Jujubinus baudoni (Monterosato, 1891)
• Trochus biasoletti R. A. Philippi, 1836 accepted as Steromphala albida (Gmelin, 1791)
• Trochus bicarinatus J. E. Gray, 1833 accepted as Agathistoma melaleucos (Jonas, 1844)
• Trochus bicolor Risso, 1826 accepted as Jujubinus exasperatus (Pennant, 1777)
• Trochus bilabiatus R. A. Philippi, 1852 accepted as Danilia tinei (Calcara, 1839)
• Trochus bornii Cantraine, 1835 accepted as Gibbula albida (Gmelin, 1791) accepted as Steromphala albida (Gmelin, 1791)
• Trochus cancellatus Jeffreys, 1883 accepted as Vetulonia paucivaricosa (Dautzenberg, 1889)
• Trochus candei A. d'Orbigny, 1840 accepted as Gibbula candei (A. d'Orbigny, 1840)
• Trochus chemnitzii R. A. Philippi, 1848 accepted as Calliostoma zizyphinum (Linnaeus, 1758)
• Trochus cinctus R. A. Philippi, 1836 accepted as Solariella cincta (R. A. Philippi, 1836)
• Trochus cinerarius Linnaeus, 1758 accepted as Steromphala cineraria (Linnaeus, 1758)
• Trochus cinerarius var. variegata Jeffreys, 1865 accepted as Gibbula cineraria (Linnaeus, 1758) accepted as Steromphala cineraria (Linnaeus, 1758)
• Trochus cinerascens Anton, 1838 accepted as Steromphala leucophaea (R. A. Philippi, 1836)
• Trochus cinereus Linnaeus, 1758 sensu Blainville, 1826 accepted as Gibbula umbilicalis (da Costa, 1778) accepted as Steromphala umbilicalis (da Costa, 1778)
• Trochus cingulatus Grube, 1839 accepted as Jujubinus striatus (Linnaeus, 1758)
• Trochus clelandi W. Wood, 1828 accepted as Clelandella miliaris (Brocchi, 1814)
• Trochus clodianus Nardo, 1847 accepted as Gibbula albida (Gmelin, 1791) accepted as Steromphala albida (Gmelin, 1791)
• Trochus colubrinus A. A. Gould, 1849 accepted as Phorcus sauciatus (F. C. L. Koch, 1845)
• Trochus conicus Donovan, 1803 accepted as Jujubinus striatus (Linnaeus, 1758)
• Trochus conuloides Lamarck, 1822 accepted as Calliostoma zizyphinum (Linnaeus, 1758)
• Trochus conulus Linnaeus, 1758 accepted as Calliostoma conulus (Linnaeus, 1758)
• Trochus conulus var. laevigata Petit de la Saussaye, 1869 accepted as Calliostoma gualterianum (R. A. Philippi, 1848) accepted as Calliostoma laugieri (Payraudeau, 1826)
• Trochus conulus var. subangulata Bucquoy, Dautzenberg & Dollfus, 1885 accepted as Calliostoma conulus (Linnaeus, 1758)
• Trochus conulus var. violacea Bucquoy, Dautzenberg & Dollfus, 1885 accepted as Calliostoma conulus (Linnaeus, 1758)
• Trochus corallinus Gmelin, 1791 accepted as Clanculus corallinus (Gmelin, 1791)
• Trochus corcyrensis Stossich, 1865 accepted as Phorcus articulatus (Lamarck, 1822)
• Trochus cossurensis Monterosato, 1875 accepted as Gibbula rarilineata (Michaud, 1829) accepted as Steromphala rarilineata (Michaud, 1829)
• Trochus costalis A. A. Gould, 1841 accepted as Margarites costalis (A. A. Gould, 1841)
• Trochus cranchi Leach, 1852 accepted as Calliostoma zizyphinum (Linnaeus, 1758)
• Trochus crassus Pulteney, 1799 accepted as Phorcus lineatus (da Costa, 1778)
• Trochus crenulatus Brocchi, 1814 accepted as Jujubinus exasperatus (Pennant, 1777)
• Trochus crispulus R. A. Philippi, 1844 accepted as Putzeysia wiseri (Calcara, 1842)
• Trochus cruciatus Linnaeus, 1758 accepted as Clanculus cruciatus (Linnaeus, 1758)
• Trochus cyrnaeus Requien, 1848 accepted as Jujubinus montagui (W. Wood, 1828)
• Trochus dejacobi Aradas & Benoit, 1841 accepted as Jujubinus exasperatus (Pennant, 1777)
• Trochus delicatus Jeffreys, 1883 accepted as Margarites luciae (G. Seguenza, 1876) †
• Trochus depictus Deshayes, 1835 accepted as Jujubinus striatus (Linnaeus, 1758)
• Trochus depictus var. ardens (Sulliotti, 1889) accepted as Jujubinus striatus (Linnaeus, 1758)
• Trochus depictus var. atrata (Sulliotti, 1889) accepted as Jujubinus striatus (Linnaeus, 1758)
• Trochus depictus var. elegans (Sulliotti, 1889) accepted as Jujubinus striatus (Linnaeus, 1758)
• Trochus depictus var. flava (Sulliotti, 1889) accepted as Jujubinus striatus (Linnaeus, 1758)
• Trochus discrepans T. Brown, 1818 accepted as Calliostoma zizyphinum (Linnaeus, 1758)
• Trochus divaricatus Linnaeus, 1758 accepted as Gibbula divaricata (Linnaeus, 1758) accepted as Steromphala divaricata (Linnaeus, 1758)
• Trochus drepanensis Brugnone, 1873 accepted as Gibbula drepanensis (Brugnone, 1873)
• Trochus dubius R. A. Philippi, 1844 accepted as Calliostoma conulus (Linnaeus, 1758)
• Trochus dubius var. albida Dautzenberg, 1883 accepted as Calliostoma conulum [sic] accepted as Calliostoma conulus (Linnaeus, 1758)
• Trochus dubius var. spongiarum Bucquoy, Dautzenberg & Dollfus, 1885 accepted as Calliostoma laugieri (Payraudeau, 1826)
• Trochus dumerili Risso, 1826 accepted as Jujubinus exasperatus (Pennant, 1777)
• Trochus elatus Brusina, 1865 accepted as Gibbula varia (Linnaeus, 1758) accepted as Steromphala varia (Linnaeus, 1758)
• Trochus electissimus W. Bean, 1844 accepted as Steromphala cineraria (Linnaeus, 1758)
• Trochus elegans Blainville, 1830 accepted as Jujubinus exasperatus (Pennant, 1777)
• Trochus elegantissimus O. G. Costa, 1861 accepted as Mathilda cochlaeformis Brugnone, 1873
• Trochus eltoniae R. T. Lowe, 1861 accepted as Gibbula cineraria (Linnaeus, 1758) accepted as Steromphala cineraria (Linnaeus, 1758)
• Trochus erithreus Brocchi, 1821
• Trochus erythreus [sic] accepted as Trochus erithreus Brocchi, 1821
• Trochus erythroleucos Gmelin, 1791 accepted as Jujubinus exasperatus (Pennant, 1777)
• Trochus euxinicus Andrzeiewsky, 1837 accepted as Steromphala adriatica (R. A. Philippi, 1844)
• Trochus exasperatus Pennant, 1777 accepted as Jujubinus exasperatus (Pennant, 1777)
• Trochus exasperatus var. excavata Monterosato, 1880 accepted as Jujubinus exasperatus (Pennant, 1777)