Opinions from C. G. Giebel 1856
- 'Anomia alta belongs to Anomia'
- 'Anomia andraei belongs to Anomia'
- 'Anomia beryx belongs to Anomia'
- 'Arca socialis belongs to Arca'
- 'Astarte antoni belongs to Astarte'
- 'Avicula alberti is a subjective synonym of Pecten albertii'
- 'Avicula bronni belongs to Avicula' according to Alberti 1830
- 'Buccinites belongs to Gastropoda'
- 'Buccinites gregarius belongs to Buccinites' according to Schlotheim 1820
- 'Buccinites gregarius is recombined as Natica gregaria'
- 'Chamites lineata is recombined as Lima lineata'
- 'Chamites lineata belongs to Chamites' according to Schlotheim 1820
- 'Chemnitzia loxonematoides belongs to Chemnitzia'
- 'Chemnitzia oblita belongs to Chemnitzia'
- 'Cidaris subnodosa belongs to Cidaris' according to von Meyer 1851
- 'Cyprina escheri belongs to Cyprina'
- 'Dentalium laeve belongs to Dentalium' according to Schlotheim 1820
- 'Encrinus liliiformis belongs to Encrinus' according to Lamarck 1801
- 'Gervillia albertii belongs to Gervillia' according to Credner 1854
- 'Gervillia modiolaeformis belongs to Gervillia'
- 'Gervillia polyodonta belongs to Gervillia' according to Credner 1851
- 'Gervillia subglobosa belongs to Gervillia' according to Credner 1854
- 'Lithophagus priscus belongs to Lithophagus'
- 'Littorina alta belongs to Littorina'
- 'Littorina kneri belongs to Littorina'
- 'Littorina schuttei belongs to Littorina'
- 'Lucina credneri belongs to Lucina'
- 'Lucina plebeja belongs to Lucina'
- 'Lyrodon ovatum is recombined as Neoschizodus ovatus'
- 'Monotis albertii is recombined as Pecten albertii'
- 'Myophoria cardissoides is a subjective synonym of Neoschizodus laevigatus'
- 'Mytilus mulleri belongs to Mytilus'
- 'Mytilus quenstedti belongs to Mytilus'
- 'Mytilus vetustus is a subjective synonym of Mytilus eduliformis'
- 'Mytulites socialis is recombined as Gervillia socialis'
- 'Natica cognata belongs to Natica'
- 'Natica galliardoti belongs to Natica' according to Goldfuss 1833
- 'Natica turris belongs to Natica'
- 'Neoschizodus elongatus belongs to Neoschizodus'
- 'Nucula gregaria is a subjective synonym of Neoschizodus laevigatus'
- 'Ostraea decemcostata belongs to Ostraea' according to Goldfuss 1833
- 'Ostraea liscaviensis belongs to Ostraea'
- 'Ostraea multicostata belongs to Ostraea' according to Goldfuss 1833
- 'Ostraea placunoides belongs to Ostraea' according to Goldfuss 1833
- 'Ostraea scabiosa belongs to Ostraea'
- 'Ostraea spondyloides belongs to Ostraea' according to Schlotheim 1833
- 'Ostrea compta is recombined as Hinnites comtus'
- 'Ostrea subanomia is a subjective synonym of Ostrea placunoides'
- 'Pecten liscaviensis belongs to Pecten'
- 'Pecten morrisi belongs to Pecten'
- 'Pecten schlotheimi belongs to Pecten'
- 'Pecten schmiederi belongs to Pecten'
- 'Pecten schroeteri belongs to Pecten'
- 'Pecten tenuistriatus belongs to Pecten' according to Goldfuss 1833
- 'Pectinites reticulatus belongs to Pectinites' according to Schlotheim 1833
- 'Placunopsis gracilis belongs to Placunopsis'
- 'Placunopsis obliqua belongs to Placunopsis'
- 'Pleuronectites discites is recombined as Pecten discites'
- 'Pleurotomaria albertiana belongs to Pleurotomaria' according to Wissmann 1842
- 'Pleurotomaria leysseri belongs to Pleurotomaria'
- 'Tellina edentula belongs to Tellina'
- 'Terebratula liscaviensis belongs to Terebratula'
- 'Trigonellites curvirostris is recombined as Neoschizodus curvirostris'
- 'Turbo hausmanni is recombined as Pleurotomaria hausmanni'
- 'Turbonilla terebra belongs to Turbonilla'
- 'Turbonilla zekelii belongs to Turbonilla'
- 'Turritella scalata belongs to Turritella' according to Goldfuss 1849
- 'Turritella scalata is recombined as Turbonilla scalata'