DE LA SOCIÉTÉ A MAESTRICHT 



Pjrrula fusiformis^ Binkh, sp. 



— parvula, — 



— planissima^ — 



— (Rapa) nodifera^ — 



— — Jilamentosa, Binkh, sp. 

 Solarium cordatum^ — 

 Emarginula Mulleriana, Bosq. 

 Cypraea Deshqyesi, Binkh. 



Fusus lemniscatiis, — 



— squamosus, — 



— formosus, — 



— glaberinuSy — 

 Solarium Kunradense, — 

 Vermetus anguis, d'Orb. 

 Siphonaria antiqua, Binkh. 



* Pharetrium fragile, Kôn. (Dentalium Mosœ, BronnJ 



Pélécypodes. 



*^ Ostrea vesicula?^is^ Lamk. var. minor. Bosq. 



* — conica, Goldf. 



* — diluviana, Parkins. 



* — lateralis^ Nils. 



* — hippopodium^ Nils. 



* — decussata, Goldf, sp. 



* — au7'icularis. — 



— haliotoïdea^ Sow. 



* — sulcata, Blumemb. 



* — larva, Lmk. 



* — cornu arietis, Goldf, sp. 

 Spondylus lineatus^ — 



* — subplicatus^ d'Orb. 



* Lima semisulcata, Nils. 



* — elongata, Sow. 



* — rectangularis, d'Arch. 



— pseudo-cardium, Reuss. 



— aspera ? Mantell. 



* Vola quadricostata^ Sow, sp. 



* — striato-costata, Goldf, sp. 



* Pecten lœvis, Nils. 



* — Nilssoni, Sow. 



