XXIV 



Macira Basleroti May. 

 Lutraria sanna Bast. 

 Donax transversa Dcsh. 

 ErvilUa pusilla Phil. 

 Tellina aquitanica May. 

 Psammobia aquitanica May. 

 Tajjes Degrangci Benoist. 

 Venus Aglaurœ Brong. 



» ovata Pennant. 

 Graleloiipia difpcilis May. 

 Cytherea undata Bast. 



Circe Banoni Toiirn. 

 Dreissetia noY. spec. 



Cardium muîticostaturn Broch. 



Cliama sp. ind. 

 Arca rusticana Mayer. 

 Lucina glohulosa Desh. 

 » dentata Bast. 

 » incrassata Dub. 

 v> ornata Agassiz. 



Pectunculus sp. nov. 



Dentaliuni Lamarchi Mayer. 



Calyptrxa subsinensis d'Orb. 

 » ornata Bast. 



Turritella' Desmarestina Bast. 



Proto Basteroti Benoist. 



Rissoa Dufrenoyi Des M. 



Rissoa Clotho Hornes. 



» Zetlandica (Moulinsii) . 



Melania perpiisilla Grat. 



Turbonilla intermedia d'Orb. 



Pyramidella mitrula Bast. 



» Grateloupi d'Orb. 



Tornatclla striatella Grat. 



Rinrjicida Townoueri Morlct. 



Bullina Lajonkaireana Bast. 



Bulla s]j. ind. 



PhasianeUa aqucnsis d'Orb. 



Trochus Bucklandi Bast. 



Monodonta elegans Bast. 

 Nerita Plutonis Bast, 

 * Ferussacci Recl. 

 » spec. nov. 

 Nalica comjjressa Bast. 

 » Sismondiana d'Orb. 

 » sp. ind.. 

 Ceritliium (Potamides) plicatum 

 Brug. 

 » girondicum May. 



>■> pajjaveraceum Bast. 



» Tournoueri Bast. 



» irilineatum. 



Cerithium bidentatum Grat. 

 » lignitarum Eichw. . 



» subclavatulatum d'Orb. 



» submargaritacewn San. 



» subcorrugatum Brong. 



» incerium Grat. 



» siibgranosum Grat. 



» calculosum Bast. 



» pseudothiarella d'Orb. 



» Charpenlieri 'Qa.^ï. 



Hemifusus tarbellianus Grat. 



» Grateloupi Ben. 



Pyrula Lainei Bast. 

 » cornuta Grat. 

 Fasciolaria tarbelliana Grat. 

 Murex conspiciius A. Br. 

 » Beaumonti Grat. 

 » Dujardini Bourn. 

 Oligotoma Basteroti. 

 Brillia icrebra Bast. 

 Clavatula vvplexa. 



» concatenaia. 



Strnmbus trigonus Grat. 

 Bacrinuni baccntum Bast. (var. 



minus). 

 Nassa aquitanica Mayer. 



