Acera elegans Locard, 1886 accepted as Akera bullata O. F. Müller, 1776 (original description)
Aceras Locard, 1886 accepted as Akera O. F. Müller, 1776 (original description)
Alvania cimicina Locard, 1886 accepted as Alvania cimex (Linnaeus, 1758) (original description)
Alvania puncturata Locard, 1886 accepted as Alvania punctura (Montagu, 1803) (original description)
Alvania russinoniaca Locard, 1886 accepted as Alvania carinata (da Costa, 1778) (original description)
Alvania simulans Locard, 1886 (original description)
Amycla corniculata Locard, 1886 accepted as Nassarius corniculum (Olivi, 1792) accepted as Tritia corniculum (Olivi, 1792) (original description)
Amycla monterosatoi Locard, 1886 accepted as Nassarius corniculum (Olivi, 1792) accepted as Tritia corniculum (Olivi, 1792) (original description)
Anomia cepiformis Locard, 1886 accepted as Anomia ephippium Linnaeus, 1758 (original description)
Axinus ferrugineus Locard, 1886 accepted as Mendicula ferruginosa (Forbes, 1844) (original description)
Bufonaria scrobiculatoria Locard, 1886 accepted as Bursa scrobilator (Linnaeus, 1758) (original description)
Bulla utriculata Locard, 1886 accepted as Roxania utriculus (Brocchi, 1814) (original description)
Cardita laxa Locard, 1886 accepted as Cardites antiquatus (Linnaeus, 1758) (original description)
Cardium obtritum Locard, 1886 accepted as Cerastoderma edule (Linnaeus, 1758) (original description)
Cassidaria bucquoyi Locard, 1886 accepted as Galeodea echinophora (Linnaeus, 1758) (original description)
Cassidaria dautzenbergi Locard, 1886 accepted as Galeodea echinophora (Linnaeus, 1758) (original description)
Cassis adansoni Locard, 1886 accepted as Semicassis saburon (Bruguière, 1792) (original description)
Cassis gmelini Locard, 1886 accepted as Semicassis undulata (Gmelin, 1791) (original description)
Cassis saburoni Locard, 1886 accepted as Semicassis saburon (Bruguière, 1792) (original description)
Cerithiopsis diademata Locard, 1886 accepted as Cerithiopsis diadema Monterosato, 1874 (original description)
Cerithium bourguignati Locard, 1886 accepted as Cerithium vulgatum Bruguière, 1792 (original description)
Cerithium massiliense Locard, 1886 accepted as Cerithium lividulum Risso, 1826 (original description)
Cerithium metulatum Locard, 1886 accepted as Cerithiella metula (Lovén, 1846) (original description)
Cerithium provinciale Locard, 1886 accepted as Cerithium vulgatum Bruguière, 1792 (original description)
Cerithium servaini Locard, 1886 accepted as Cerithium vulgatum Bruguière, 1792 (original description)
Cerithium stenodeum Locard, 1886 accepted as Cerithium protractum Bivona Ant. in Bivona And., 1838 (original description)
Cerithium strumaticum Locard, 1886 accepted as Cerithium lividulum Risso, 1826 (original description)
Cerithium subvulgatum Locard, 1886 accepted as Cerithium vulgatum Bruguière, 1792 (original description)
Cingula amabilis Locard, 1886 accepted as Setia amabilis (Locard, 1886) (original description)
Clathurella bucquoyi Locard, 1886 accepted as Raphitoma oblonga (Jeffreys, 1867) (original description)
Clathurella corbiformis Locard, 1886 accepted as Raphitoma corbis (Potiez & Michaud, 1838) (original description)
Clathurella dollfusi Locard, 1886 accepted as Raphitoma cordieri (Payraudeau, 1826) (original description)
Columbella lanceolata Locard, 1886 accepted as Mitrella svelta Kobelt, 1889 (original description)
Columbella procera Locard, 1886 accepted as Columbella rustica (Linnaeus, 1758) (original description)
Conus galloprovincialis Locard, 1886 accepted as Conus ventricosus Gmelin, 1791 (original description)
Conus submediterraneus Locard, 1886 accepted as Conus ventricosus Gmelin, 1791 (original description)
Corbula curta Locard, 1886 accepted as Varicorbula gibba (Olivi, 1792) (original description)
Crepidula desmoulinsi Locard, 1886 accepted as Crepidula moulinsii Michaud, 1829 (original description)
Creseis virgulata Locard, 1886 accepted as Creseis virgula (Rang, 1828) (original description)
Cylichna elongata Locard, 1886 accepted as Cylichna cylindracea (Pennant, 1777) (original description)
Cylichna truncatella Locard, 1886 accepted as Retusa truncatula (Bruguière, 1792) (original description)
Dolium galeatum Locard, 1886 accepted as Tonna galea (Linnaeus, 1758) (original description)
Donax trunculatus Locard, 1886 accepted as Donax trunculus Linnaeus, 1758 (original description)
Dosinia inflata Locard, 1886 accepted as Dosinia lupinus (Linnaeus, 1758) (original description)
Dosinia lupinina Locard, 1886 accepted as Dosinia lupinus (Linnaeus, 1758) (original description)
Dosinia rissoiana Locard, 1886 accepted as Dosinia lupinus (Linnaeus, 1758) (original description)
Eulimella aciculata Locard, 1886 accepted as Eulimella acicula (Philippi, 1836) (original description)
Euthria minor var. elongata Locard, 1886 accepted as Euthria cornea (Linnaeus, 1758) (original description)
Fusus carinulatus Locard, 1886 accepted as Fusinus rostratus (Olivi, 1792) accepted as Gracilipurpura rostrata (Olivi, 1792) (original description)
Gibbula protumida Locard, 1886 accepted as Gibbula magus (Linnaeus, 1758) (original description)
Homalogyra rotata Locard, 1886 accepted as Ammonicera rota (Forbes & Hanley, 1850) (original description)
Lacuna azonata Locard, 1886 accepted as Megalomphalus azoneus (Brusina, 1865) (original description)
Lacuna intermedia Locard, 1886 accepted as Lacuna parva (da Costa, 1778) (original description)
Lacuna puteolina Locard, 1886 accepted as Lacuna parva (da Costa, 1778) (original description)
Leda pelliformis Locard, 1886 accepted as Lembulus pella (Linnaeus, 1758) (original description)
Littorina armoricana Locard, 1886 accepted as Littorina littorea (Linnaeus, 1758) (original description)
Littorina danieli Locard, 1886 accepted as Littorina saxatilis (Olivi, 1792) (original description)
Littorina sphaeroidalis Locard, 1886 accepted as Littorina littorea (Linnaeus, 1758) (original description)
Menestho dollfusi Locard, 1886 accepted as Euparthenia humboldti (Risso, 1826) (original description)
Mitra congesta Locard, 1886 accepted as Vexillum ebenus (Lamarck, 1811) accepted as Pusia ebenus (Lamarck, 1811) (original description)
Mitra ebenina Locard, 1886 accepted as Vexillum ebenus (Lamarck, 1811) accepted as Pusia ebenus (Lamarck, 1811) (original description)
Mitra obtusa Locard, 1886 accepted as Mitra cornicula (Linnaeus, 1758) accepted as Episcomitra cornicula (Linnaeus, 1758) (original description)
Mitrolumna granulosa Locard, 1886 accepted as Mitromorpha columbellaria (Scacchi, 1836) (original description)
Mitrolumna major Locard, 1886 accepted as Mitromorpha columbellaria (Scacchi, 1836) (original description)
Modiola lamarckiana Locard, 1886 accepted as Gibbomodiola adriatica (Lamarck, 1819) accepted as Modiolus adriaticus Lamarck, 1819 (original description)
Modiola strangulata Locard, 1886 accepted as Gibbomodiola adriatica (Lamarck, 1819) accepted as Modiolus adriaticus Lamarck, 1819 (original description)
Montaguia ferruginea Locard, 1886 accepted as Tellimya ferruginosa (Montagu, 1808) (original description)
Murex brandariformis Locard, 1886 accepted as Bolinus brandaris (Linnaeus, 1758) (original description)
Murex porrectus Locard, 1886 accepted as Muricopsis cristata (Brocchi, 1814) (original description)
Murex subaciculatus Locard, 1886 accepted as Ocinebrina corallina (Scacchi, 1836) (original description)
Murex trispinosus Locard, 1886 accepted as Bolinus brandaris (Linnaeus, 1758) (original description)
Mya elongata Locard, 1886 accepted as Mya arenaria Linnaeus, 1758 (original description)
Mytilus petasunculinus Locard, 1886 accepted as Mytilus edulis Linnaeus, 1758 (original description)
Nassa elongatula Locard, 1886 accepted as Nassarius pygmaeus (Lamarck, 1822) accepted as Tritia pygmaea (Lamarck, 1822) accepted as Tritia varicosa (W. Turton, 1825) (original description)
Nassa graniformis Locard, 1886 accepted as Nassarius granum (Lamarck, 1822) accepted as Tritia grana (Lamarck, 1822) (original description)
Nassa guernei Locard, 1886 accepted as Nassarius cuvierii (Payraudeau, 1826) accepted as Tritia cuvierii (Payraudeau, 1826) (original description)
Nassa interjecta Locard, 1886 accepted as Nassarius incrassatus (Strøm, 1768) accepted as Tritia incrassata (Strøm, 1768) (original description)
Nassa isomera Locard, 1886 accepted as Nassarius reticulatus (Linnaeus, 1758) accepted as Tritia reticulata (Linnaeus, 1758) (original description)
Nassa jousseaumei Locard, 1886 accepted as Nassarius incrassatus (Strøm, 1768) accepted as Tritia incrassata (Strøm, 1768) (original description)
Nassa ovoidea Locard, 1886 accepted as Nassarius ovoideus (Locard, 1886) accepted as Tritia ovoidea (Locard, 1886) (original description)
Nassa subcostulata Locard, 1886 accepted as Nassarius cuvierii (Payraudeau, 1826) accepted as Tritia cuvierii (Payraudeau, 1826) (original description)
Nassa valliculata Locard, 1886 accepted as Nassarius incrassatus (Strøm, 1768) accepted as Tritia incrassata (Strøm, 1768) (original description)
Natica catenata Locard, 1886 accepted as Euspira catena (da Costa, 1778) (original description)
Natica complanata Locard, 1886 accepted as Euspira nitida (Donovan, 1803) (original description)
Natica crassatella Locard, 1886 accepted as Euspira intricata (Donovan, 1804) (original description)
Natica neustriaca Locard, 1886 accepted as Euspira nitida (Donovan, 1803) (original description)
Nucula nucleata Locard, 1886 accepted as Nucula nucleus (Linnaeus, 1758) (original description)
Ostrea cochlearis Locard, 1886 accepted as Neopycnodonte cochlear (Poli, 1795) (original description)
Pandora pinnoides Locard, 1892 accepted as Pandora pinna (Montagu, 1803) (original description)
Parthenina bucquoyi Locard, 1886 accepted as Odostomella doliolum (Philippi, 1844) (original description)
Parthenina desmoulinsiana Locard, 1886 accepted as Chrysallida terebellum (Philippi, 1844) accepted as Parthenina terebellum (Philippi, 1844) (original description)
Parthenina flexicosta Locard, 1886 accepted as Parthenina interstincta (J. Adams, 1797) (original description)
Pecten biscayensis Locard, 1886 accepted as Hyalopecten pudicus (E. A. Smith, 1885) (original description)
Pecten felipes Locard, 1886 accepted as Manupecten pesfelis (Linnaeus, 1758) (original description)
Pherusidae Locard, 1886 accepted as Aclididae G.O. Sars, 1878 accepted as Eulimidae Philippi, 1853 (original description)
Philine catenata Locard, 1886 accepted as Philine catena (Montagu, 1803) (original description)
Pholas dactylina Locard, 1886 accepted as Pholas dactylus Linnaeus, 1758 (original description)
Propilidium aquitanense Locard, 1886 accepted as Lepetella laterocompressa (de Rayneval & Ponzi, 1854) † (original description)
Ptychostomon megerlei Locard, 1886 accepted as Odostomia megerlei (Locard, 1886) (original description)
Purpura celtica Locard, 1886 accepted as Nucella lapillus (Linnaeus, 1758) (original description)