OBSERVATIONS. 



15 



Fissurella Grseca, Linn. 

 Emarginula fissura, Linn. 

 Calyptroea Chinensis, Linn. 

 Capulus Ungaricus, Linn. 

 Tectura virginea, Moll. 



Dentalium dentalis, Linn., F, D. 



— entalis, Linn., J) ? (worn). 

 Ringicula buccinea, Broc., F, D. 

 Bulla cylindracea, Penn., F. 

 Melampus pyramidalis, /. Soio. 



Bivalvia. 



Anomia, sp. 



Ostrea, sp. 



Pecten rnaximus, Linn., F, D. 



— opercularis, Linn. 



— pusio, Penn. 



Lima exilis, S. Wood, F, D, W ? 

 Mytilus edulis, Linn., F. 

 Area lactea, Linn. 

 Pectunculus glycimeris, Linn. 



— subobliquus, S. Wood, W. 



— pilosus, Linn., D. 

 Nucula laevigata, J. Sow. 



— Cobboldias, J. Sow. 



— nucleus, Linn. 

 Leda oblongoides, S. Wood. 

 Lucina borealis, Linn. 

 Diplodonta astartea, Nyst. 

 Cardita senilis, Lam., D. 



— scalaris, Leathes. 



— chamaeformis, Leathes, D (worn) 



— corbis, Phil. 

 Cardium angustatum, J. Sow. 



— decorticatuni, S. Wood, D. 



— edule, Linn. 



— echinatum, Linn. 



— Parkinsoni, /. Sow. 



— venustum ? S. Wood. 

 Astarte Basterotii, de la Jonkaire, F, D. 



— Burtinii, de la Jonkaire, D. 



— crebrilirata, S. Wood. 



Astarte incrassata, Broc, D. 



— obliquata, J. Sow. 



— Omalii, de la Jonlc, F, D. 



— compressa ? Mont. 

 Woodia digitaria, Linn. 

 Cyprina islandica, Linn., F. 

 Venus casina, Linn., F, D. 



— fasciata, Da Costa. 

 Cytherea chione, Linn., F, D. 



— rudis, Poli. 

 Artemis lentiformis, J. Sow., F, W. 

 Tapes pullastra, W. Wood, F. 



— virgineus ? Linn., F. 

 Gastrana laminosa, J. Sow., F, D. 

 Donax politus, Poli, F, D ? 

 Psammobia, sp., F, D. 



Tellina obliqua, /. Sow. 



— preetenuis, Leathes. 

 Mactra arcuata, /. Sow. 



— ovalis, /. Sow. 

 Solen siliqua, Linn., F. 



— ensis, Linn., F. 

 Corbula striata, Walk. 

 Corbulomya complanata, /. Sow., W ? 

 Saxicava arctica, Linn. 



Panopea Faujasii, Men de la Groye, F, D. 

 Mya arenaria, Linn., mostly F. 

 Pholas crispata. Linn., F. 



— cylindrica, J. Sow., F, W? 

 Gastrochaena dubia, Penn, F, D. 



