Opinions from J.O. Chiesa et al. 1995
- 'Acteon belongs to Acteonidae'
- 'Acteon bajoensis belongs to Acteon'
- 'Acteonidae belongs to Acteonacea'
- 'Aetheiinae belongs to Basiliolidae'
- 'Amathusia angulata belongs to Amathusia' according to Philippi 1887
- 'Amathusia angulata is recombined as Lahillia angulata' according to Ihering 1907
- 'Amathusia angulata is recombined as Lahillia angulata' according to Griffin 1991
- 'Amathusia angulata is recombined as Lahillia angulata'
- 'Arca panensis belongs to Arca' according to Ihering 1914
- 'Arca panensis is recombined as Anadara panensis'
- 'Basiliolidae belongs to Rhynchonellida'
- 'Brisaster belongs to Schizasteridae'
- 'Brissus fragilis belongs to Brissus' according to Düben and Koyen 1844
- 'Buccinidae belongs to Buccinacea'
- 'Cardiinae belongs to Cardiidae'
- 'Cardium puelchum belongs to Cardium' according to Sowerby 1846
- 'Cardium puelchum belongs to Cardium' according to Ortmann 1902
- 'Cardium puelchum belongs to Cardium' according to Ihering 1907
- 'Cardium puelchum is recombined as Loxocardium puelchum'
- 'Carophylliina is corrected as Caryophylliina and belongs to Scleractinia'
- 'Crassostrea belongs to Ostreidae'
- 'Cucullaea marshalli belongs to Cucullaea' according to Zinsmeister 1981
- 'Cucullaea marshalli belongs to Cucullaea'
- 'Cyrtoma was reranked as Stigmatopygus (Cyrtoma) and belongs to Stigmatopygus' according to Mortensen 1948
- 'Cyrtoma posthumum is recombined as Platipygus posthumum' according to de Loriol 1902
- 'Cyrtoma posthumum is recombined as Stigmatopygus (Cyrtoma) posthumum' according to Mortensen 1948
- 'Cyrtoma posthumum is recombined as Platipygus posthumum' according to Parma 1989
- 'Cyrtoma posthumum belongs to Cyrtoma' according to Ortmann 1900
- 'Echinidae belongs to Echinoida'
- 'Echinoida belongs to Echinoidea'
- 'Eurhomalea belongs to Tapetinae'
- 'Faujasidae is corrected as Faujasiidae and belongs to Cassiduloida'
- 'Ficidae belongs to Tonnacea'
- 'Ficus belongs to Ficidae'
- 'Ficus (Diconoficus) belongs to Ficus' according to Covacevich and Frassinnetti 1980
- 'Ficus (Diconoficus) posadasensis belongs to Ficus (Diconoficus)'
- 'Ficus gayana belongs to Ficus' according to Covacevich and Frassinnetti 1980
- 'Ficus gayana is recombined as Ficus (Diconoficus) gayana' according to Covacevich and Frassinnetti 1983
- 'Flabellum belongs to Flabellidae'
- 'Fusus patagonicus is recombined as Trophon patagonicus' according to Ihering 1907
- 'Fusus patagonicus is recombined as Trophon patagonicus' according to Ortmann 1902
- 'Fusus patagonicus is recombined as Trophon (Trophonopsis) patagonicus' according to Cossmann 1903
- 'Fusus patagonicus is recombined as Trophon patagonicus' according to Ihering 1907
- 'Fusus patagonicus is recombined as Trophon patagonicus' according to Carcelles 1946
- 'Fusus patagonicus is recombined as Trophon patagonicus'
- 'Fusus patagonicus belongs to Fusus' according to Sowerby 1846
- 'Gmelinmagas plicata belongs to Gmelinmagas' according to Marinelarena 1964
- 'Hemithyrididae belongs to Rhynchonellida'
- 'Iheringiella belongs to Monophorasteridae' according to Lahille 1896
- 'Isechinus belongs to Echinidae'
- 'Isognomon belongs to Isognomonidae'
- 'Isognomonidae belongs to Pteriacea'
- 'Lahillia belongs to Lahillidae'
- 'Lahillia angulata patagonica belongs to Lahillia angulata' according to Ihering 1907
- 'Lahillia angulata patagonica is recombined as Lahillia patagonica'
- 'Lahilliidae [misspelled as Lahillidae] belongs to Cardiacea'
- 'Leionucula was reranked as Nucula (Leionucula) and belongs to Nucula'
- 'Loxocardium belongs to Cardiinae'
- 'Lucina belongs to Lucininae'
- 'Lucina neglecta belongs to Lucina' according to Ortmann 1902
- 'Lucina neglecta is recombined as Phacoides neglecta' according to Ihering 1907
- 'Lucina neglecta belongs to Lucina' according to Griffin 1991
- 'Lucina neglecta belongs to Lucina'
- 'Lucininae belongs to Lucinidae'
- 'Magellania ameghinoi belongs to Magellania' according to Ihering 1903
- 'Magellania ameghinoi is recombined as Stethothyris ameghinoi' according to Thompson 1927
- 'Magellania ameghinoi is recombined as Iheringithyris ameghinoi' according to Levy 1961
- 'Magellania ameghinoi is recombined as Iheringithyris ameghinoi'
- 'Monophorinae was reranked as the family Monophorasteridae and belongs to Clypeasteroida'
- 'Murex foliata is recombined as Ceratostoma foliata' according to Valentine and Meade 1961
- 'Muricidae belongs to Muricacea'
- 'Myochlamys jorgensis belongs to Myochlamys' according to Ihering 1907
- 'Myochlamys jorgensis is recombined as Zygochlamys jorgensis' according to Morra 1985
- 'Myochlamys jorgensis is recombined as Zygochlamys jorgensis'
- 'Natica chiloensis belongs to Natica' according to Philippi 1887
- 'Natica chiloensis is recombined as Polinices chiloensis' according to Ihering 1907
- 'Natica chiloensis is recombined as Polinices chiloensis'
- 'Neothyridinae belongs to Terebratellidae'
- 'Nucula patagonica belongs to Nucula' according to Philippi 1887
- 'Nucula patagonica belongs to Nucula' according to Ihering 1907
- 'Nucula patagonica is recombined as Nucula (Leionucula) patagonica'
- 'Ortmannia belongs to Odontocymbiolinae'
- 'Ortmannia ortmanni belongs to Ortmannia'
- 'Ostrea hatcheri belongs to Ostrea' according to Ihering 1899
- 'Ostrea hatcheri is recombined as Crassostrea hatcheri'
- 'Ostrea hatcheri belongs to Ostrea' according to Ihering 1907
- 'Ostrea perna belongs to Ostrea' according to Linnaeus 1767
- 'Ostrea perna is recombined as Isognomon perna' according to Lightfoot 1786
- 'Panopaea thomasi belongs to Panopaea' according to Ihering 1914
- 'Panopaea thomasi belongs to Panopaea' according to Feruglio 1937
- 'Panopaea thomasi is recombined as Panopea thomasi'
- 'Panope is corrected as Panopea and belongs to Hiatellidae'
- 'Panopea ibari belongs to Panopea' according to Philippi 1887
- 'Panopea ibari belongs to Panopea' according to Ortmann 1902
- 'Panopea ibari belongs to Panopea'
- 'Patagorhynchia belongs to Aethiinae'
- 'Pecten praenuncius belongs to Pecten' according to Ihering 1897
- 'Pecten praenuncius is recombined as Myochlamys praenuncius' according to Ihering 1907
- 'Pecten praenuncius belongs to Pecten' according to Steinmann and Wicklens 1908
- 'Pecten praenuncius is recombined as Chlamys praenuncius'
- 'Pecten praenuncius is recombined as Chlamys praenuncius' according to Zinsmeister 1981
- 'Phos ordinarius belongs to Phos' according to Marshall 1917
- 'Phos ordinarius is recombined as Pseudofax ordinarius' according to Finlay and Marwick 1937
- 'Pinna robusta belongs to Pinna'
- 'Platipygus belongs to Faujasiidae'
- 'Plicirhynchia belongs to Hemithyrididae'
- 'Proscaphella belongs to Volutinae'
- 'Proscaphella santacrucensis belongs to Proscaphella'
- 'Pseudofax belongs to Buccinidae'
- 'Pseudofax solitaria belongs to Pseudofax'
- 'Purpura belongs to Muricidae'
- 'Rhynchonella patagonica belongs to Rhynchonella' according to Ihering 1903
- 'Rhynchonella patagonica is recombined as Patagorhynchia patagonica'
- 'Rhynchonella plicigera belongs to Rhynchonella' according to Ihering 1897
- 'Rhynchonella plicigera belongs to Rhynchonella' according to Ortmann 1902
- 'Rhynchonella plicigera belongs to Rhynchonella' according to Ihering 1907
- 'Rhynchonella plicigera is recombined as Plicirhynchia plicigera' according to Allan 1947
- 'Rhynchonellida belongs to Articulata'
- 'Schizasterinae was reranked as the family Schizasteridae and belongs to Spatangoida'
- 'Scutella patagonensis is recombined as Iheringiella patagonensis'
- 'Scutella patagonensis belongs to Scutella' according to Desor 1847
- 'Scutella patagonensis belongs to Scutella' according to Ihering 1897
- 'Scutella patagonensis is recombined as Iheringiella patagonensis' according to Berg 1898
- 'Scutella patagonensis is recombined as Iheringiana patagonensis' according to Lahille 1899
- 'Scutella patagonensis belongs to Scutella' according to Ortman 1902
- 'Scutella patagonensis is recombined as Iheringiana patagonensis' according to Mortensen 1948
- 'Scutella patagonensis is recombined as Iheringiella patagonensis' according to Durham 1955
- 'Tapetinae belongs to Veneridae'
- 'Terebratella belongs to Terebratellinae'
- 'Terebratellidae belongs to Terebratulida'
- 'Terebratellinae belongs to Terebratellidae'
- 'Terebratula patagonica is recombined as Terebratella patagonica'
- 'Terebratula patagonica belongs to Terebratula' according to Sowerby 1846
- 'Terebratula patagonica is recombined as Magellania patagonica' according to Ihering 1897
- 'Terebratula patagonica is recombined as Terebratella patagonica' according to Lahille 1899
- 'Terebratula patagonica is recombined as Terebratella patagonica' according to Zinsmeister 1981
- 'Toxopneustes praecursor belongs to Toxopneustes' according to Ortmann 1900
- 'Toxopneustes praecursor is recombined as Boletia praecursor' according to de Loriol 1902
- 'Toxopneustes praecursor is recombined as Isechinus praecursor' according to Lambert 1903
- 'Toxopneustes praecursor is recombined as Isechinus praecursor' according to Bernasconi 1959
- 'Toxopneustes praecursor is recombined as Isechinus praecursor'
- 'Trophon belongs to Trophoninae'
- 'Trophoninae belongs to Muricidae'
- 'Trophonopsis was reranked as Trophon (Trophonopsis) and belongs to Trophon' according to Cossmann 1903
- 'Venericardia belongs to Venericardiinae'
- 'Venericardia imbricata belongs to Venericardia' according to Lamarck 1801
- 'Venericardia imbricata belongs to Venericardia'
- 'Venericardinae belongs to Carditidae'
- 'Venus difficilis belongs to Venus' according to Ortmann 1902
- 'Venus difficilis is recombined as Eurhomalea difficilis' according to Stilwell and Zinsmeister 1992
- 'Venus difficilis is recombined as Eurhomalea difficilis'
- 'Venus difficilis belongs to Venus' according to Ortmann 1899
- 'Voluta gracilior belongs to Voluta' according to Ortmann 1902
- 'Voluta gracilior is recombined as Proscaphella gracilior' according to Ihering 1907
- 'Volutinae belongs to Volutidae'
- 'Zygochlamys belongs to Pectinidae'