Anatina bonfornellensis De Gregorio, 1885 accepted as Thracia distorta (Montagu, 1803) (original description)
Aporrhais pespelecani var. panormitana De Gregorio, 1885 accepted as Aporrhais pespelecani (Linnaeus, 1758) (original description)
Aporrhais pespelecani var. viator De Gregorio, 1885 accepted as Aporrhais pespelecani (Linnaeus, 1758) (original description)
Arca merilla De Gregorio, 1884 accepted as Acar clathrata (Defrance, 1816) (original description)
Arca partannensis De Gregorio, 1884 accepted as Acar clathrata (Defrance, 1816) (original description)
Arca pirpa De Gregorio, 1884 accepted as Acar clathrata (Defrance, 1816) (original description)
Cardita antiquata var. arita De Gregorio, 1885 accepted as Cardites antiquatus (Linnaeus, 1758) (original description)
Cardita antiquata var. ridulla De Gregorio, 1885 accepted as Cardites antiquatus (Linnaeus, 1758) (original description)
Cardita calyculata f. tirisa De Gregorio, 1885 accepted as Cardita calyculata (Linnaeus, 1758) (original description)
Cardita calyculata var. imperans De Gregorio, 1885 accepted as Cardita calyculata (Linnaeus, 1758) (original description)
Cardita calyculata var. pitus De Gregorio, 1885 accepted as Cardita calyculata (Linnaeus, 1758) (original description)
Cardita trapezia var. pirilla De Gregorio, 1885 accepted as Glans trapezia (Linnaeus, 1767) (original description)
Dolium galea var. epidermata De Gregorio, 1884 accepted as Tonna galea (Linnaeus, 1758) (original description)
Dolium galea var. tardina De Gregorio, 1884 accepted as Tonna galea (Linnaeus, 1758) (original description)
Euthria cornea var. bellardii De Gregorio, 1885 accepted as Euthria cornea (Linnaeus, 1758) (original description)
Euthria cornea var. caprica De Gregorio, 1885 accepted as Euthria cornea (Linnaeus, 1758) (original description)
Euthria cornea var. crassilabra De Gregorio, 1885 accepted as Euthria cornea (Linnaeus, 1758) (original description)
Fissurella costaria var. tilla De Gregorio, 1885 accepted as Diodora italica (Defrance, 1820) (original description)
Fissurella graeca f. miranda De Gregorio, 1885 accepted as Diodora graeca (Linnaeus, 1758) (original description)
Fissurella graeca var. supragibba De Gregorio, 1885 accepted as Diodora graeca (Linnaeus, 1758) (original description)
Fissurella italica var. triamera De Gregorio, 1885 accepted as Diodora italica (Defrance, 1820) (original description)
Fissurella miriga De Gregorio, 1885 accepted as Diodora dorsata (Monterosato, 1878) (original description)
Fissurella mondelloensis De Gregorio, 1885 accepted as Fissurella nubecula (Linnaeus, 1758) (original description)
Fissurella vitoensis De Gregorio, 1885 accepted as Diodora italica (Defrance, 1820) (original description)
Gastrana fragilis var. altavillensis De Gregorio, 1884 accepted as Gastrana fragilis (Linnaeus, 1758) (original description)
Gastrana fragilis var. nigella De Gregorio, 1884 accepted as Gastrana fragilis (Linnaeus, 1758) (original description)
Lucina spinifera var. gallensis De Gregorio, 1885 accepted as Myrtea spinifera (Montagu, 1803) (original description)
Lucina spinifera var. zina De Gregorio, 1885 accepted as Myrtea spinifera (Montagu, 1803) (original description)
Lutraria lutraria var. jeffreysi De Gregorio, 1885 accepted as Lutraria oblonga (Gmelin, 1791) (original description)
Lutraria lutraria var. panormensis De Gregorio, 1885 accepted as Lutraria lutraria (Linnaeus, 1758) (original description)
Lutraria oblonga var. altavillensis De Gregorio, 1885 accepted as Lutraria oblonga (Gmelin, 1791) (original description)
Lutraria oblonga var. tarantensis De Gregorio, 1885 accepted as Lutraria oblonga (Gmelin, 1791) (original description)
Murex brandaris var. girisus De Gregorio, 1885 accepted as Bolinus brandaris (Linnaeus, 1758) (original description)
Murex brandaris var. moreanus De Gregorio, 1885 accepted as Bolinus brandaris (Linnaeus, 1758) (original description)
Murex craticulatus var. bopirus De Gregorio, 1885 accepted as Hadriania craticulata Bucquoy & Dautzenberg, 1882 accepted as Gracilipurpura craticulata (Bucquoy & Dautzenberg, 1882) (original description)
Murex craticulatus var. cosgus De Gregorio, 1885 accepted as Hadriania craticulata Bucquoy & Dautzenberg, 1882 accepted as Gracilipurpura craticulata (Bucquoy & Dautzenberg, 1882) (original description)
Murex craticulatus var. ipimus De Gregorio, 1885 accepted as Hadriania craticulata Bucquoy & Dautzenberg, 1882 accepted as Gracilipurpura craticulata (Bucquoy & Dautzenberg, 1882) (original description)
Murex craticulatus var. propetipus De Gregorio, 1885 accepted as Hadriania craticulata Bucquoy & Dautzenberg, 1882 accepted as Gracilipurpura craticulata (Bucquoy & Dautzenberg, 1882) (original description)
Murex craticulatus var. rochetus De Gregorio, 1885 accepted as Hadriania craticulata Bucquoy & Dautzenberg, 1882 accepted as Gracilipurpura craticulata (Bucquoy & Dautzenberg, 1882) (original description)
Murex craticulatus var. trisus De Gregorio, 1885 accepted as Hadriania craticulata Bucquoy & Dautzenberg, 1882 accepted as Gracilipurpura craticulata (Bucquoy & Dautzenberg, 1882) (original description)
Murex cristatus var. ampus De Gregorio, 1885 accepted as Muricopsis cristata (Brocchi, 1814) (original description)
Murex cristatus var. berdicus De Gregorio, 1885 accepted as Muricopsis cristata (Brocchi, 1814) (original description)
Murex dorbignyi f. afemus De Gregorio, 1885 accepted as Pollia dorbignyi (Payraudeau, 1826) accepted as Aplus dorbignyi (Payraudeau, 1826) (original description)
Murex dorbignyi var. carisus De Gregorio, 1885 accepted as Pollia dorbignyi (Payraudeau, 1826) accepted as Aplus dorbignyi (Payraudeau, 1826) (original description)
Murex edwardsi var. perilus De Gregorio, 1885 accepted as Ocinebrina edwardsii (Payraudeau, 1826) accepted as Ocenebra edwardsii (Payraudeau, 1826) (original description)
Murex pirotecus De Gregorio, 1885 accepted as Ocenebra erinaceus (Linnaeus, 1758) (original description)
Murex trunculus f. aspirtus De Gregorio, 1885 accepted as Hexaplex trunculus (Linnaeus, 1758) (original description)
Murex trunculus f. escius De Gregorio, 1885 accepted as Hexaplex trunculus (Linnaeus, 1758) (original description)
Murex trunculus f. gelertus De Gregorio, 1885 † accepted as Hexaplex trunculus (Linnaeus, 1758) (original description)
Murex trunculus f. sbirsus De Gregorio, 1885 accepted as Hexaplex trunculus (Linnaeus, 1758) (original description)
Murex trunculus var. pultus De Gregorio, 1885 accepted as Hexaplex trunculus (Linnaeus, 1758) (original description)
Murex trunculus var. ritisus De Gregorio, 1885 accepted as Hexaplex trunculus (Linnaeus, 1758) (original description)
Ostrea edulis var. mimetica De Gregorio, 1884 accepted as Ostrea stentina Payraudeau, 1826 (original description)
Patella ferruginea Gmelin, 1791 (additional source)
Patella ferruginea f. ficarazzensis De Gregorio, 1884 accepted as Patella ferruginea Gmelin, 1791 (original description)
Patella ferruginea f. percostata De Gregorio, 1884 accepted as Patella ferruginea Gmelin, 1791 (original description)
Patella ferruginea var. imperatoria De Gregorio, 1884 accepted as Patella ferruginea Gmelin, 1791 (original description)
Patella ferruginea var. sitta De Gregorio, 1884 accepted as Patella ferruginea Gmelin, 1791 (original description)
Patella lampedusensis De Gregorio, 1884 accepted as Patella ferruginea Gmelin, 1791 (original description)
Patella vulgata var. albula De Gregorio, 1884 accepted as Patella ulyssiponensis Gmelin, 1791 (original description)
Patella vulgata var. comina De Gregorio, 1884 accepted as Patella ulyssiponensis Gmelin, 1791 (original description)
Patella vulgata var. depressaspera De Gregorio, 1884 accepted as Patella ulyssiponensis Gmelin, 1791 (original description)
Pecten gallimus De Gregorio, 1885 accepted as Parvamussium fenestratum (Forbes, 1844) (original description)
Pecten golus De Gregorio, 1885 accepted as Flexopecten glaber (Linnaeus, 1758) (original description)
Pecten pirillus De Gregorio, 1885 accepted as Flexopecten glaber (Linnaeus, 1758) (original description)
Pinna nigella De Gregorio, 1885 accepted as Pinna nobilis Linnaeus, 1758 (original description)
Pinna nobilis var. gangisa De Gregorio, 1885 accepted as Pinna nobilis Linnaeus, 1758 (original description)
Pinna nobilis var. intermilla De Gregorio, 1885 accepted as Pinna nobilis Linnaeus, 1758 (original description)
Pinna nobilis var. latella De Gregorio, 1885 accepted as Pinna nobilis Linnaeus, 1758 (original description)
Pinna nobilis var. maga De Gregorio, 1885 accepted as Pinna nobilis Linnaeus, 1758 (original description)
Pinna nobilis var. pisciformis De Gregorio, 1885 accepted as Pinna nobilis Linnaeus, 1758 (original description)
Pinna pectinata var. fundazzensis De Gregorio, 1884 accepted as Atrina fragilis (Pennant, 1777) (original description)
Ranella reticularis var. altavillensis De Gregorio, 1884 accepted as Ranella olearium (Linnaeus, 1758) (original description)
Ranella reticularis var. mediterranea De Gregorio, 1884 accepted as Ranella olearium (Linnaeus, 1758) (original description)
Ranella reticularis var. meneghinii De Gregorio, 1884 accepted as Ranella olearium (Linnaeus, 1758) (original description)
Semele (Syndosmya) nitida var. panormensis De Gregorio, 1885 accepted as Abra nitida (O. F. Müller, 1776) (original description)
Semele (Syndosmya) nitida var. sindima De Gregorio, 1885 accepted as Abra nitida (O. F. Müller, 1776) (original description)
Semele (Syndosmya) nitida var. turgilla De Gregorio, 1885 accepted as Abra nitida (O. F. Müller, 1776) (original description)
Tellina cumana var. tarantensis De Gregorio, 1885 accepted as Macomopsis cumana (O. G. Costa, 1830) (original description)
Tellina donacina var. disma De Gregorio, 1885 accepted as Tellina donacina Linnaeus, 1758 accepted as Moerella donacina (Linnaeus, 1758) (original description)
Tellina donacina var. ialinella De Gregorio, 1885 accepted as Tellina donacina Linnaeus, 1758 accepted as Moerella donacina (Linnaeus, 1758) (original description)
Tellina donacina var. longicallopsis De Gregorio, 1885 accepted as Tellina donacina Linnaeus, 1758 accepted as Moerella donacina (Linnaeus, 1758) (original description)
Tellina donacina var. pica De Gregorio, 1885 accepted as Tellina donacina Linnaeus, 1758 accepted as Moerella donacina (Linnaeus, 1758) (original description)
Tellina donacina var. prismaticopsis De Gregorio, 1885 accepted as Tellina donacina Linnaeus, 1758 accepted as Moerella donacina (Linnaeus, 1758) (original description)
Tellina donacina var. sterica De Gregorio, 1885 accepted as Tellina donacina Linnaeus, 1758 accepted as Moerella donacina (Linnaeus, 1758) (original description)
Tellina donacina var. tenisa De Gregorio, 1885 accepted as Tellina donacina Linnaeus, 1758 accepted as Moerella donacina (Linnaeus, 1758) (original description)
Tellina donacina var. terina De Gregorio, 1885 accepted as Tellina donacina Linnaeus, 1758 accepted as Moerella donacina (Linnaeus, 1758) (original description)
Tellina elliptica var. aroda De Gregorio, 1885 accepted as Macoma cumana (O. G. Costa, 1830) accepted as Macomopsis cumana (O. G. Costa, 1830) (original description)
Tellina incarnata var. panormitana De Gregorio, 1885 accepted as Tellina incarnata Linnaeus, 1758 accepted as Bosemprella incarnata (Linnaeus, 1758) (original description)
Tellina incarnata var. stazina De Gregorio, 1885 accepted as Tellina incarnata Linnaeus, 1758 accepted as Bosemprella incarnata (Linnaeus, 1758) (original description)
Tellina obliqua f. perfrigida De Gregorio, 1885 † accepted as Macoma calcarea (Gmelin, 1791) (original description)
Tellina planata var. antilla De Gregorio, 1885 accepted as Tellina planata Linnaeus, 1758 accepted as Peronaea planata (Linnaeus, 1758) (original description)
Tellina planata var. apina De Gregorio, 1885 accepted as Tellina planata Linnaeus, 1758 accepted as Peronaea planata (Linnaeus, 1758) (original description)
Tellina planata var. parita De Gregorio, 1885 accepted as Tellina planata Linnaeus, 1758 accepted as Peronaea planata (Linnaeus, 1758) (original description)
Tellina planata var. petraliensis De Gregorio, 1885 accepted as Tellina planata Linnaeus, 1758 accepted as Peronaea planata (Linnaeus, 1758) (original description)
Tellina tenuis var. aita De Gregorio, 1885 accepted as Tellina tenuis da Costa, 1778 accepted as Macomangulus tenuis (da Costa, 1778) (original description)
Tellina tenuis var. browni De Gregorio, 1885 accepted as Tellina tenuis da Costa, 1778 accepted as Macomangulus tenuis (da Costa, 1778) (original description)
Tellina tenuis var. jeffreysi De Gregorio, 1885 accepted as Tellina tenuis da Costa, 1778 accepted as Macomangulus tenuis (da Costa, 1778) (original description)
Thracia mitella De Gregorio, 1884 accepted as Thracia phaseolina (Lamarck, 1818) (original description)
Triton corrugatum f. intermidens De Gregorio, 1884 † accepted as Monoplex corrugatus (Lamarck, 1816) (original description)

Lampedusa for Patella ferruginea Gmelin, 1791