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Pages 



Natica [G.) 165 



— Defrancei, Mayer-Eymar 157 



— epigonina, Mayer Eymar 159 



— JohanuaB, Mayer-Eymar 160 



— lunata, Mayer-Eymar 161 



— Moirenci, Fischer et Tournouèr .... 158 



— Turonensis, Mayer-Eymar 162 



— virginalis, Mayer-Eymar 163 



Nerita Dujardini, Mayer-Eymar 155 



— oxystoma, Mayer-Eymar 155 



— Proserpinae, Mayer-Eymar 156 



Neritodonta (G.) 60 



Nuculacea {Sup. F.) 120 



Oonia [S. G.) 62 



Opalia Bouryi, Dali (ein.) 96 



Orthostylus {G.) 63 



Orygoceras (G.) 60 



Ostracea (Sup. F.) . 120 



Pal.eohydatina (S) 182 



Pal^otriton (G.) 66 



Pantodonta (Dit.) 121 



Pectinacka (Sup. G.) 120 



Pectunculus variicostatus, Mayer-Eymar. . . . 152 



Pereir^a Beyrichi, Mayer-Eymar 151 



PlTHARELLA (G.) 129 



Pleurotoma ingens, Mayer-Eymar 50 



— (Surcula) nodifera, Lamark. ... 51 



Pleurotomidés(F.) 51 



polygyrina (s. g.) 61 



POROMYACEA. [Slip. F.) 121 



Prionodesmata (O.) 120 



Promathilda (G.) 65 



Prososthenia {G.) 60 



Protheltdomus [S. G.) 187 



