79^ TAiîi.i: 



f'i'p:. 



OsïiwicuES crisla urogalli, Sclilollicim. 1830. F. Ostrcu 

 larva, Lamarck. 

 Auricularis, Vahlenb,, 1821. F. Ostrca Iiuliolidoa, 

 d'Orbigny, 1846. 

 OsTREA, Linné. 



AciUirostris, Nilsson. 



Aquila, d'Orbigny. 



Arduenneiisis, d'Orbigny. 



Biauriculala, Lamarck. 



Boussingaullii, d'Oibigny. 



Canuliculala, 'd'Orbigny. 



Carinala, Lamarck. 



Carinata, GoUiruss. V, Oslrea carinala, Lamaick. 



Carinata, Sowirby, 1822. F. Ostica frons, Parlvinscn. 



Carinala, Rœmer. F. Oslrea macroptera, Sowerby. 



Carinata, Leymerie. V, Ostrca niacroplera, Sowerby. 



Carantonensis, d'Orbigny. 



Clavala, Nilsson, 1827. F. Oslrea vesicularjs, Lamarck. 



Coiubrina, Lamarck. F. Oslrea carinala^ Lamarek. 



Colubrina, Goldfuss. F. Oslrea niacroplera, Sowerby. 



Coiiimba, Deshayes. 



Conica, d'Orbigny, 18/j6, /i78, f. 5-5 



Conirostris, Mïmsler, Goidfuss. 183/|. F. Oslrea acu- 



tiroslris, Nilsson. 

 Couloni, d'Orbigny. 

 Crisla-haslellalus, Schlollieim, 1820. K Oslrea frons, 



Parkinson. 483 733 



Cristagalli, Schlolheim, 1820. K Oslrea frons, Par- 

 kinson. 

 Curviroslris, Nilsson. 



Delloidea, Lamarck, F. Oslrea vesicularis, Lamarck. 

 Diluviaua, Linné. 



Diluviana, Nilsson, 1827. F. Oslrea frons, Parkinson. 

 Doridcllu, Lamarck, 1819. F. Osl»ea larva, Lamarck. 

 riaLella, d'Orbigny. 

 Flabelliformis, Deshayes, 1836. F. Oslieu semiplana, 

 Sm\cr!)\. /l§8,f./i,5 747 



