OBSERVATIONS. 



15 



Fissurella Grseca, Linn. 

 Emarginula fissura, Linn. 

 Calyptroea Chinensis, Linn. 

 Capulus Ungaricus, Linn. 

 Tectura virginea, Moll. 



Dentalium dentalis, Linn., F, D. 



entails, Linn., D? (worn). 

 Ringicula buccinea, Broc., F, D. 

 Bulla cylindracea, Penn., F. 

 Melampus pyramidalis, /. Sow. 



Bivalvia. 



Anomia, sp. 



Ostrea, sp. 



Pecten maximus, Linn., F, D. 



opercularis, Linn. 



pusio, Penn. 



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

 Mytilus edulis, Linn., F. 

 Arcalactea, Linn. 

 Pectunculus glycimeris, Linn. 



subobliquus, S. Wood, W. 



pilosus, Linn., D. 

 Nucula laevigata, J. Sow. 

 Cobboldias, /. 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, /. Sow. 



decorticatum, S. Wood, D. 



edule, Linn. 



echinatum, Linn. 



Parkinson!, /. Sow. 



venustum ? S. Wood. 

 Astarte Basterotii, de la Jonkaire, F, D. 



Burtinii, de la Jonkaire, D. 



crebrilirata, S. Wood. 



Astarte incrassata, Broc., D. 



obliquata, /. Sow. 



Omalii, de la Jonk. t 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, /. Sow., F, W. 

 Tapes pullastra, W. Wood, F. 



virgineus ? Linn., F. 

 Gastrana laminosa, /. Sow., F, D. 

 Donax politus, Poli, F, D ? 

 Psammobia, sp., F, D. 



Tellina obliqua, /. Sow. 



praetenuis, 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, /. Sow., F, W? 

 Gastrochsena dubia, Penn, F, D. 



