| Full Current Name |
| Iothia coppingeri (E. A. Smith, 1881) |
| Patelloida exilis (Philippi, 1846) |
| Patelloida zebrina (Lesson, 1830) |
| Patelloida araucana (d'Orbigny, 1839) |
| Patelloida ceciliana (d'Orbigny, 1841) |
| Nacella deaurata (Gmelin, 1791) |
| Nacella mytilina (Helbling, 1779) |
| Anatoma conica (d'Orbigny, 1841) |
| Scissurella clathrata Strebel, 1908 |
| Ariella subantarctica (Hedley, 1916) |
| Fissurellidea patagonica (Strebel, 1907) |
| Fissurella radiosa radiosa Lesson, 1831 |
| Fissurella oriens Sowerby I, 1835 |
| Fissurella picta (Gmelin, 1791) |
| Fissurella nigra Lesson, 1831 |
| Calliostoma nudum (Philippi, 1845) |
| Calliostoma irisans Strebel, 1905 |
| Photinula coerulescens (King & Broderip, 1832) |
| Calliostoma nudiusculum (Martens, 1881) |
| Calliostoma moebiusi Strebel, 1905 |
| Photinostoma taeniatum (Sowerby I, 1825) |
| Calliostoma consimile (E. A. Smith, 1881) |
| Photinula crawshayi E. A. Smith, 1905 |
| Photinula roseolineata E. A. Smith, 1905 |
| Margarella violacea (King & Broderip, 1832) |
| Homalopoma cunninghami (E. A. Smith, 1881) |
| Margarita magellanica Gould, 1852 [Dubious name] |
| Margarites sigaretinus (Sowerby I, 1838) [Extralimital] |
| Prisogaster nigra (W. Wood, 1828) |
| Tegula atra (Lesson, 1830) |
| Liotella crassicostata (Strebel, 1908) |
| Skenella hallae Ponder & Worsfold, 1994 |
| Eatoniella picea Ponder & Worsfold, 1994 |
| Eatoniella nigra (d'Orbigny, 1840) |
| Pupatonia magellanica Ponder & Worsfold, 1994 |
| Eatoniella argentinensis Castellanos & Fernández, 1972 |
| Eatoniella ebenina Ponder & Worsfold, 1994 |
| Eatoniella turricula Ponder & Worsfold, 1994 |
| Eatoniella denticula Ponder & Worsfold, 1994 |
| Eatoniella glomerosa Ponder & Worsfold, 1994 |
| Fartulum magellanicum di Geronimo, Privitera & Valdovinos, 1995 |
| Littoridina lioneli Preston, 1915 |
| Hydrobia antarctica Philippi, 1868 |
| Littoridina limosa Preston, 1915 |
| Littoridina faminensis Preston, 1915 |
| Littoridina angustiarum Preston, 1915 |
| Pusillina averni Ponder & Worsfold, 1994 |
| Onoba subaedonis Ponder & Worsfold, 1994 |
| Onoba subincisa Ponder & Worsfold, 1994 |
| Onoba schythei (Philippi, 1868) |
| Onoba georgiana (Pfeffer, 1886) |
| Onoba lacuniformis Ponder & Worsfold, 1994 |
| Onoba protofimbriata Ponder & Worsfold, 1994 |
| Powellisetia microlirata Ponder & Worsfold, 1994 |
| Crepipatella dilatata (Lamarck, 1822) |
| Trochita pileus (Lamarck, 1822) |
| Crucibulum scutellatum (W. Wood, 1828) |
| Crepidula patula Deshayes, 1830 [Extralimital] |
| Trochita pileolus (d'Orbigny, 1841) |
| Capulus ungaricoides (d'Orbigny, 1841) |
| Capulus compressus E. A. Smith, 1891 |
| Lamellaria elata Strebel, 1906 |
| Lamellaria perspicua (Linnaeus, 1758) |
| Lamellaria patagonica E. A. Smith, 1881 |
| Lamellaria ampla Strebel, 1906 |
| Lamellaria mopsicolor Ev. Marcus, 1958 |
| Marseniopsis pacifica Bergh, 1886 |
| Tectonatica impervia (Philippi, 1845) |
| Bulbus carcellesi Dell, 1990 |
| Euspira patagonica (Philippi, 1845) |
| Falsilunatia soluta (Gould, 1847) |
| Euspira strebeli (Dall, 1908) |
| Euspira falklandica (Preston, 1913) |
| Natica limbata d'Orbigny, 1837 |
| Argobuccinum pustulosum (Lightfoot, 1786) |
| Fusitriton cancellatus (Lamarck, 1816) |
| Epitonium magellanicum (Philippi, 1845) |
| Eumetula michaelseni (Strebel, 1905) |
| Cerithiopsis magellanica Bartsch, 1911 |
| Eumetula pulla (Philippi, 1845) |
| Trophon plicatus (Lightfoot, 1786) |
| Trophon pallidus (Broderip, 1833) |
| Trophon geversianus (Pallas, 1774) |
| Xymenopsis muriciformis (King & Broderip, 1832) |
| Trophon veronicae Pastorino, 1999 |
| Coronium wilhelmensis (Ramírez-Bohme, 1981) |
| Trophon acanthodes Watson, 1882 |
| Xymenopsis subnodosa (Gray, 1839) |
| Acanthina monodon (Pallas, 1774) |
| Acanthina unicornis (Bruguière, 1789) [Extralimital] |
| Concholepas concholepas (Bruguière, 1789) |
| Macron wrighti H. Adams, 1866 [Extralimital?] |
| Pareuthria ringei (Strebel, 1905) |
| Anomacme smithi (Strebel, 1905) |
| Antistreptus magellanicus Dall, 1902 |
| Savatieria coppingeri (E. A. Smith, 1881) |
| Savatieria areolata Strebel, 1905 |
| Glypteuthria meridionalis (E. A. Smith, 1881) |
| Crenatosipho beaglensis Linse, 2002 |
| Pareuthria magellanica (Philippi, 1849) |
| Savatieria meridionalis (E. A. Smith, 1881) |
| Meteuthria martensi (Strebel, 1905) |
| Parabuccinum rauscherti Harasewych, Kantor & Linse, 2000 |
| Pareuthria janseni (Strebel, 1905) |
| Pareuthria plumbea (Philippi, 1844) |
| Pareuthria michaelseni (Strebel, 1905) |
| Pareuthria atrata (E. A. Smith, 1881) [Extralimital?] |
| Pareuthria powelli Cernohorsky, 1977 |
| Buccinanops paytensis (Kiener, 1834) |
| Adelomelon ancilla (Lightfoot, 1786) |
| Volvarina warreni (Marrat, 1876) |
| Admete magellanica (Strebel, 1905) |
| Drillia suxdorfi Strebel, 1905 [Extralimital?] |
| Agladrillia fuegiensis (E. A. Smith, 1888) |
| Mangelia michaelseni (Strebel, 1905) |
| Belalora cunninghami (E. A. Smith, 1881) |
| Drillia janseni Strebel, 1905 [Extralimital?] |
| Thesbia michaelseni (Strebel, 1905) |
| Oenopota magellanica (Martens, 1881) |
| Orbitestella ponderi Linse, 2002 |
| Mathilda magellanica P. Fischer, 1873 [Extralimital] |
| Turbonilla smithii Pfeffer, 1905 |
| Toledonia perplexa Dall, 1902 |
| Diaphana paessleri (Strebel, 1905) |
| Navanax aenigmaticus (Bergh, 1893) |
| Berthella platei (Bergh, 1898) |
| Tyrinna nobilis Bergh, 1898 |
| Diaulula punctuolata (d'Orbigny, 1834) |
| Atagema hispida (d'Orbigny, 1834) |
| Gargamella immaculata Bergh, 1894 |
| Rostanga pulchra MacFarland, 1905 |
| Doris fontainii d'Orbigny, 1835 |
| Cadlina sparsa (Odhner, 1921) |
| Doris kerguelenensis (Bergh, 1884) |
| Cadlina magellanica Odhner, 1926 |
| Ancula fuegiensis Odhner, 1926 |
| Acanthodoris falklandica Eliot, 1907 |
| Holoplocamus papposus Odhner, 1926 |
| Tritonia australis (Bergh, 1898) |
| Tritonia vorax (Odhner, 1926) |
| Tritonia challengeriana Bergh, 1884 |
| Aeolidia serotina Bergh, 1873 |
| Flabellina falklandica (Eliot, 1907) |
| Glaucus atlanticus Forster, 1777 |
| Cuthona georgiana (Pfeffer, 1886) |
| Siphonaria lessoni Blainville, 1824 |
| Williamia magellanica Dall, 1927 |
| Onchidella marginata (Couthouy, 1852) |
| Nucula falklandica Preston, 1912 |
| Nucula pseudoexigua Villarroel & Stuardo, 1998 |
| Ennucula eltanini Dell, 1990 |
| Ennucula grayi (d'Orbigny, 1846) |
| Nucula pisum Sowerby I, 1833 |
| Nuculana cuneata (Sowerby I, 1833) [Extralimital] |
| Tindariopsis sulculata (Couthouy, 1852) |
| Malletia chilensis Moulins, 1832 |
| Yoldia woodwardi (Hanley, 1860) |
| Yoldiella granula (Dall, 1908) |
| Philobrya sublaevis Pelseneer, 1903 |
| Philobrya brattstromi Soot-Ryen, 1957 |
| Philobrya crispa Linse, 2002 |
| Choromytilus chorus (Molina, 1782) |
| Crenella magellanica Linse, 2002 |
| Brachidontes blakeanus Melvill & Standen, 1914 |
| Aulacomya atra (Molina, 1782) |
| Mytilus edulis Linnaeus, 1758 |
| Antarctolima pygmaea (Philippi, 1845) |
| Zygochlamys patagonica (King & Broderip, 1832) |
| Cyclopecten multistriatus Linse, 2002 |
| Cyclopecten subhyalinus (E. A. Smith, 1885) |
| Astarte longirostra d'Orbigny, 1842 |
| Cyclocardia compressa (Reeve, 1843) |
| Pseudokellya cardiformis (E. A. Smith, 1885) |
| Waldo parasiticus (Dall, 1876) |
| Lasaea adansoni (Gmelin, 1791) |
| Mysella mabillei (Dall, 1908) |
| Neolepton concentricum (Preston, 1912) |
| Neolepton yagan Zelaya & Ituarte, 2004 |
| Neolepton hupei Soot-Ryen, 1957 |
| Cyamiocardium denticulatum (E. A. Smith, 1907) |
| Darina solenoides (King & Broderip, 1832) |
| Clausinella gayi (Hupé, 1854) |
| Retrotapes exalbidus (Dillwyn, 1817) |
| Sphenia hatcheri Pilsbry, 1899 |
| Hiatella antarctica (Philippi, 1845) |
| Hiatella solida (Sowerby I, 1834) |
| Bankia martensi (Stempell, 1899) |
| Entodesma fretalis (Dall, 1915) |
| Entodesma elongatulum Soot-Ryen, 1957 |
| Pandora cistula Gould, 1850 |
| Cuspidaria chilensis Dall, 1890 |
| Cuspidaria patagonica (E. A. Smith, 1885) |
| Policordia radiata (Dall, 1889) |
| Tonicia smithi Leloup, 1980 |
| Tonicia calbucensis Plate, 1898 |
| Tonicia lebruni Rochebrune, 1884 |
| Tonicia chilensis (Frembly, 1827) |
| Tonicia atrata (Sowerby II, 1840) |
| Chiton bowenii King & Broderip, 1832 [Extralimital?] |
| Nuttallochiton martiali (Rochebrune, 1889) |
| Callochiton bouveti Thiele, 1906 |
| Ischnochiton stramineus (Sowerby I, 1832) |
| Stenosemus exaratus (G. O. Sars, 1878) |
| Callochiton steinenii (Pfeffer, 1886) |
| Callochiton puniceus (Gould, 1846) |
| Hemiarthrum setulosum Dall, 1876 |
| Leptochiton medinae (Plate, 1899) |
| Leptochiton kerguelensis (Haddon, 1886) |
| Lepidopleurus culliereti Rochebrune, 1889 |
| Plaxiphora aurata (Spalowsky, 1795) |
| Loligo gahi d'Orbigny, 1835 |
| Octopus fontanianus d'Orbigny, 1834 |
| Enteroctopus megalocyathus (Gould, 1852) |
