ALPHABETIQUE. 



I*LICATULA. 



Aspcra, Sowerby. 



Asperrîma, d'Orbigny. 



Carteroniana, d'Orbigny. 



Inflata, Sowerby. y. Plicalula radiola, Lunuuck, 



luflata, Goldfuss, F, Plicalula spinosa, Maulcll. 



PectJnoidcs, Sowerby. F. Plicalula radiola, Lamarck, 4G3 



Placunea, Lamarclî» 



Radiata, Pioemer, F, Plicalula spinosa, Manlell, 



Radiola, Laraarck. 



Rœmeri, d'Orbigny, 



Spinosa, Mantell. 

 PoDOPSis gryphaeoides, Lamarck, 1819. V, Oslrca vesicu- 

 laris, Lamarck, 



Striata, Defrance. F, Spondjlus Iruncalus, Goldfuss. /i59 



Truncata, Lamarck. F, Spond)lus Iruncalus, Goldfuss 

 PsAMMOBiA, Lamarck. F, Tellina, Linné. 



Circinalis, Dujardin, F^ Arcopiigia circiiialis, d'Orb, 



Discrepans, Dujardin. F, Capsa discrcpans, d'Orb. 

 PsAMMOTiEA, Lamarck. F, Tellina, Linné, 

 PsAMOcoLA, Blainville, F. Tellina, Linné, 

 PcLLASTA, Sowerby. F, Venus, Linné, 

 Plvinites, Defrance, 



R 



RnoMLOiDEA, Blainville. F, Saxicava, Fleuriau. 396 



RuppELLARiA, Fleuriau. F, Pelricola, Lamarck, 397 



RcpicoLA, Fleuriau, F, Pctricola, Lamarck, 397 



Saxicava, Fleuriau, 396 



ScKOBicuLARiA, Schumachcr, F. Lavignon, Cuvicr. 403 



Semble, Schumacher. F. Amphidcsma, Lamarck, A08 



SixupALÉALES, I" sous-ofdre, Î4 



Sni.KTFT.T.iNA, BIninvillp. F, Tellina, Linné. AÏS 



SoLECuRTis, Blainville, 38 



SoLEUYA, Lamarck. 39 



