Aporrhais sarsii Kobelt, 1908 accepted as Aporrhais serresiana (Michaud, 1828) (original description)
Boreoscala angustior Kobelt, 1888 accepted as Boreoscala greenlandica (Perry, 1811) (original description)
Campylaea (Liburnica) Kobelt, 1904 accepted as Liburnica Kobelt, 1904 (original description)
Clathurella (Cyrillia) Kobelt, 1905 accepted as Cyrillia Kobelt, 1905 (original description)
Conus mediterraneus var. persistens Kobelt, 1906 accepted as Conus ventricosus Gmelin, 1791 (original description)
Cypraea (Luria) lurida var. concolor Kobelt, 1906 accepted as Luria lurida lurida (Linnaeus, 1758) (original description)
Cypraea (Luria) lurida var. rufofulva Kobelt, 1906 accepted as Luria lurida lurida (Linnaeus, 1758) (original description)
Cypraea lurida var. amethystina O. G. Costa, 1830 accepted as Luria lurida lurida (Linnaeus, 1758) (additional source)
Eglisia macandreae H. Adams, 1866 accepted as Mathilda quadricarinata (Brocchi, 1814) (source of synonymy)
Epidromus reticulatus var. spongiarum Kobelt, 1901 accepted as Cumia reticulata (Blainville, 1829) accepted as Cumia intertexta (Helbling, 1779) (original description)
Fusinus rudis (R. A. Philippi, 1844) † (additional source)
Fusus craticulatus var. calva Kobelt, 1887 accepted as Hadriania craticulata Bucquoy & Dautzenberg, 1882 accepted as Gracilipurpura craticulata (Bucquoy & Dautzenberg, 1882) (original description)
Littorina fabula Kobelt, 1907 accepted as Littorina fabalis (W. Turton, 1825) (original description)
Mathilda elegantissima (O. G. Costa, 1861) accepted as Mathilda cochlaeformis Brugnone, 1873 (basis of record)
Mitra littoralis Forbes, 1844 accepted as Vexillum granum (Forbes, 1844) accepted as Pusia granum (Forbes, 1844) (additional source)
Mitrella acuta Kobelt, 1889 accepted as Mitrella gervillii (Payraudeau, 1826) (original description)
Mitrella gervillei [sic] accepted as Mitrella gervillii (Payraudeau, 1826) (basis of record)
Mitrella svelta Kobelt, 1889 (original description)
Neptunea despecta var. ecarinata Kobelt, 1887 accepted as Neptunea despecta (Linnaeus, 1758) (original description)
Odostomia (Parthenina) monozona Brusina, 1869 sensu Bucquoy, Dautzenberg & Dollfus, 1883 accepted as Parthenina dollfusi Kobelt, 1903 (source of synonymy)
Parthenia (Pyrgulina) alleryi Kobelt, 1903 accepted as Chrysallida monterosatii (Clessin, 1900) accepted as Parthenina monterosatii (Clessin, 1900) (original description)
Parthenina dollfusi Kobelt, 1903 (original description)
Purpura haemastoma var. gracilior Kobelt, 1887 accepted as Stramonita haemastoma (Linnaeus, 1767) (original description)
Scala (Boreoscala) Kobelt, 1902 accepted as Boreoscala Kobelt, 1902 (original description)
Scala (Pseudacirsa) Kobelt, 1903 accepted as Acirsa Mörch, 1857 (original description)
Scala (Pseudacirsa) sarsii Kobelt, 1903 accepted as Gregorioiscala sarsii (Kobelt, 1903) (original description)
Scalaria sarsii Kobelt, 1903 accepted as Gregorioiscala sarsii (Kobelt, 1903) (original description)
Trophon multilamellosus (R. A. Philippi, 1844) sensu Kobelt, 1887 accepted as Pagodula echinata (Kiener, 1839) (basis of record)
Trophon vaginatus (De Cristofori & Jan, 1832) sensu Monterosato, 1878 accepted as Pagodula echinata (Kiener, 1839) (additional source)