Aceras africana Locard, 1897 accepted as Cylichnium africanum (Locard, 1897) (original description)
Aceras fischeri Locard, 1897 accepted as Cylichnium africanum (Locard, 1897) (original description)
Actaeon azoricus Locard, 1897 accepted as Inopinodon azoricus (Locard, 1897) (original description)
Adeorbis umbilicatus Locard, 1898 accepted as Xyloskenea naticiformis (Jeffreys, 1883) (original description)
Anachis costulata var. elongata Locard, 1897 accepted as Amphissa acutecostata (R. A. Philippi, 1844) (original description)
Anachis haliaeeti var. attenuata Locard, 1897 accepted as Amphissa acutecostata (R. A. Philippi, 1844) (original description)
Anachis haliaeeti var. costulatissima Locard, 1897 accepted as Amphissa acutecostata (R. A. Philippi, 1844) (original description)
Anachis haliaeeti var. curta Locard, 1897 accepted as Amphissa acutecostata (R. A. Philippi, 1844) (original description)
Anachis haliaeeti var. major Locard, 1897 accepted as Amphissa acutecostata (R. A. Philippi, 1844) (original description)
Arca talismani Locard, 1898 accepted as Anadara gibbosa (Reeve, 1844) (original description)
Assiminopsis Locard, 1897 accepted as Benthonella Dall, 1889 (original description)
Assiminopsis abyssorum Locard, 1897 accepted as Benthonella tenella (Jeffreys, 1869) (original description)
Axinus croulinensis var. transversa Locard, 1898 accepted as Thyasira obsoleta (A. E. Verrill & K. J. Bush, 1898) (original description)
Bela abyssorum Locard, 1897 accepted as Gymnobela abyssorum (Locard, 1897) (original description)
Bela confusa (Locard, 1897) accepted as Sorgenfreispira brachystoma (R. A. Philippi, 1844) (original description)
Bela detegata Locard, 1897 accepted as Propebela bergensis (Friele, 1886) (original description)
Bela furfuraculata Locard, 1897 accepted as Propebela bergensis (Friele, 1886) (original description)
Bela graphica Locard, 1897 accepted as Oenopota graphica (Locard, 1897) (original description)
Bela graphica var. ventricosa Locard, 1897 accepted as Oenopota graphica (Locard, 1897) (original description)
Bela holomera Locard, 1897 accepted as Gymnobela pyrrhogramma (Dautzenberg & H. Fischer, 1896) accepted as Austrobela pyrrhogramma (Dautzenberg & H. Fischer, 1896) (original description)
Bela minuscularia Locard, 1897 accepted as Curtitoma violacea (Mighels & C. B. Adams, 1842) (original description)
Bela polysarca var. major Locard, 1897 accepted as Gymnobela frielei (A. E. Verrill, 1885) (original description)
Bela polysarca var. minor Locard, 1897 accepted as Gymnobela frielei (A. E. Verrill, 1885) (original description)
Bela polysarca var. ventricosa Locard, 1897 accepted as Gymnobela frielei (A. E. Verrill, 1885) (original description)
Bela pygmaea var. attenuata Locard, 1897 accepted as Curtitoma ovalis (Friele, 1877) (original description)
Bela recondita Locard, 1897 accepted as Gymnobela pyrrhogramma (Dautzenberg & H. Fischer, 1896) accepted as Austrobela pyrrhogramma (Dautzenberg & H. Fischer, 1896) (original description)
Belomitra fischeri Locard, 1897 accepted as Belomitra quadruplex (R. B. Watson, 1882) (original description)
Belomitra lyrata Locard, 1897 accepted as Belomitra quadruplex (R. B. Watson, 1882) (original description)
Belomitra spelta Locard, 1897 accepted as Belomitra quadruplex (R. B. Watson, 1882) (original description)
Belomitra spelta var. major Locard, 1897 accepted as Belomitra quadruplex (R. B. Watson, 1882) (original description)
Belomitra spelta var. minor Locard, 1897 accepted as Belomitra quadruplex (R. B. Watson, 1882) (original description)
Bulla guernei Dautzenberg, 1889 accepted as Roxania pinguicula (G. Seguenza, 1880) (additional source)
Bulla mabillei Locard, 1897 (original description)
Bulla millepunctata Locard, 1897 accepted as Scaphander nobilis A. E. Verrill, 1884 (original description)
Bulla simplex Locard, 1897 accepted as Relichna simplex (Locard, 1897) (original description)
Cadulus amphoratus Locard, 1898 accepted as Cadulus amphora Jeffreys, 1883 (original description)
Cadulus artatus Locard, 1897 (redescription)
Cadulus monterosatoi Locard, 1897 (redescription)
Cadulus strangulatus Locard, 1897 accepted as Gadila strangulata (Locard, 1897) (redescription)
Capulus simplex Locard, 1898 (original description)
Cerithiopsis amblytera var. attenuata Locard, 1897 accepted as Cerithiella amblytera (R. B. Watson, 1880) (original description)
Cerithiopsis excavata Locard, 1897 accepted as Metaxia metaxa (Delle Chiaje, 1828) (original description)
Chiton coronatus Locard, 1898 accepted as Placiphorella atlantica (A. E. Verrill & S. Smith, 1882) (original description)
Clathurella rugosissima Locard, 1897 accepted as Latirus rugosissimus (Locard, 1897) (original description)
Clionella conspicienda Locard, 1897 accepted as Belomitra quadruplex (R. B. Watson, 1882) (original description)
Clionella delicatulina Locard, 1897 accepted as Belomitra quadruplex (R. B. Watson, 1882) (original description)
Clionella delicatulina var. costulata Locard, 1897 accepted as Belomitra quadruplex (R. B. Watson, 1882) (original description)
Clionella quadruplex (R. B. Watson, 1882) accepted as Belomitra quadruplex (R. B. Watson, 1882) (basis of record)
Clionella quadruplex var. minor Locard, 1897 accepted as Belomitra quadruplex (R. B. Watson, 1882) (original description)
Columbella nitidulina Locard, 1897 accepted as Mitrella nitidulina (Locard, 1897) (original description)
Corbula curta Locard, 1886 accepted as Varicorbula gibba (Olivi, 1792) (additional source)
Cuspidaria brevirostris (T. Brown, 1829) accepted as Cuspidaria cuspidata (Olivi, 1792) (basis of record)
Cuspidaria imbricata Locard, 1898 accepted as Cuspidaria circinata (Jeffreys, 1876) (original description)
Cuspidaria lucifuga P. Fischer, 1886 accepted as Cuspidaria undata (A. E. Verrill, 1884) (redescription)
Cuspidaria striolata Locard, 1897 accepted as Cardiomya striolata (Locard, 1897) (additional source)
Dentalium caudani var. intermedia Locard, 1898 accepted as Fissidentalium candidum (Jeffreys, 1877) (original description)
Dentalium caudani var. parfaiti Locard, 1898 accepted as Fissidentalium candidum (Jeffreys, 1877) (original description)
Dentalium exuberans Locard, 1897 accepted as Fissidentalium paucicostatum (R. B. Watson, 1879) (redescription)
Dentalium milneedwardsi Locard, 1897 accepted as Fissidentalium capillosum (Jeffreys, 1877) (redescription)
Dentalium scamnatum Locard, 1897 accepted as Fissidentalium capillosum (Jeffreys, 1877) (redescription)
Diplodonta labelliformis Locard, 1898 accepted as Diplodonta brocchii (Deshayes, 1850) (original description)
Diplodonta orbiculata Locard, 1898 accepted as Diplodonta brocchii (Deshayes, 1850) (original description)
Emarginula elata Locard, 1898 accepted as Emarginula christiaensi Piani, 1985 (original description)
Emarginula intervecta Locard, 1898 accepted as Emarginula fissura (Linnaeus, 1758) (original description)
Eulima apicofusca Locard, 1897 accepted as Batheulima fuscoapicata (Jeffreys, 1884) (original description)
Eulima parfaiti de Folin, 1884 accepted as Curveulima devians (Monterosato, 1884) (source of synonymy)
Fissurella saharica Locard, 1897 accepted as Diodora dorsata (Monterosato, 1878) (original description)
Fusus bocagei var. ecaudata Locard, 1897 accepted as Fusinus bocagei (P. Fischer, 1882) accepted as Pseudofusus bocagei (P. Fischer, 1882) (original description)
Fusus bocagei var. longicaduata Locard, 1897 accepted as Fusinus bocagei (P. Fischer, 1882) accepted as Pseudofusus bocagei (P. Fischer, 1882) (original description)
Fusus bocagei var. major Locard, 1897 accepted as Fusinus bocagei (P. Fischer, 1882) accepted as Pseudofusus bocagei (P. Fischer, 1882) (original description)
Fusus bocagei var. minor Locard, 1897 accepted as Fusinus bocagei (P. Fischer, 1882) accepted as Pseudofusus bocagei (P. Fischer, 1882) (original description)
Fusus grimaldii var. major Locard, 1897 accepted as Amiantofusus amiantus (Dall, 1889) (original description)
Gadila strangulata (Locard, 1897) (additional source)
Gibberula abyssicola Locard, 1897 (original description)
Gibberula monterosatoi Locard, 1897 accepted as Gibberula abyssicola Locard, 1897 (original description)
Gibberula retusa Locard, 1897 accepted as Gibberula abyssicola Locard, 1897 (original description)
Gibbula gorgonarum P. Fischer, 1884 accepted as Callumbonella suturalis (R. A. Philippi, 1836) (redescription)
Gibbula hettematica Locard, 1898 accepted as Ancistrobasis reticulata (R. A. Philippi, 1844) (original description)
Gibbula inoptanda Locard, 1898 accepted as Solariella inoptanda (Locard, 1898) (original description)
Gibbula obesula Locard, 1898 accepted as Calliostoma obesulum (Locard, 1898) accepted as Calliostoma maurolici (G. Seguenza, 1876) (original description)
Gibbula sculpturata Locard, 1898 (original description)
Gibbula sculpturata var. minor Locard, 1898 (original description)
Halicardia fischeri (Locard, 1898) accepted as Axinus grandis (A. E. Verrill & S. Smith, 1885) (original description)
Halicardia saharica (Locard, 1898) accepted as Axinus grandis (A. E. Verrill & S. Smith, 1885) (original description)
Lacuna cossmanni Locard, 1897 accepted as Benthobia tryonii Dall, 1889 (original description)
Latiromitra Locard, 1897 (original description)
Latiromitra specialis Locard, 1897 accepted as Latiromitra cryptodon (P. Fischer, 1883) (original description)
Lepeta costulata Locard, 1898 accepted as Bathysciadium costulatum (Locard, 1898) (original description)
Lima marioni P. Fischer, 1882 (redescription)
Lucina appendiculata Locard, 1898 accepted as Megaxinus appendiculatus (Locard, 1898) (original description)
Lyonsia formosa var. major Locard, 1898 accepted as Allogramma formosa (Jeffreys, 1882) (original description)
Lyonsia formosa var. transversa Locard, 1898 accepted as Allogramma formosa (Jeffreys, 1882) (original description)
Mangilia bulbulinula Locard, 1897 accepted as Pleurotomella demosia (Dautzenberg & H. Fischer, 1896) (original description)
Mangilia serga (Dall, 1881) accepted as Kurtziella serga (Dall, 1881) (basis of record)
Mangilia serga var. elongata Locard, 1897 accepted as Kurtziella serga (Dall, 1881) (original description)
Marginella impudica P. Fischer, 1884 (redescription)
Marginella jousseaumei Locard, 1897 accepted as Marginella subturrita P. Fischer, 1884 (original description)
Marginella marocana Locard, 1897 (original description)
Marginella marocana var. curta Locard, 1897 accepted as Marginella marocana Locard, 1897 (original description)
Marginella marocana var. elongata Locard, 1897 accepted as Marginella marocana Locard, 1897 (original description)

Algerian Exclusive Economic Zone for Taranis cirrata (Brugnone, 1862) 
Spain - Demarcación Marina Noratlántica for Anatoma aspera (R. A. Philippi, 1844) 
Spain - Demarcación Marina Noratlántica for Anatoma umbilicata (Jeffreys, 1883) 
Spain - Demarcación Marina Noratlántica for Scalaria trevelyana G. Johnston, 1841