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MR. W. BATESON ON SOME VARIATIONS OF CARDIUM EDULE. 
Fig. 8. Right valve from the lower deposit at Jaksi Klich. 
Fig. 9. Ptight valve from the lower deposit at Jaman Klich. 
Fig. 10. Left valve from the edge of the great lagoon at Abu Kir. 
Fig. 11. Left valve from the western shore of Lake Mareotis. 
Fig, 12. Left valve from the deposit of sub-fossil shells at Mandara. 
Fig. 13. Cardium edule from the fresh-water lake at Ramleh (referred to in the text 
as Ramleh Lake No. 2), seen from its oral end. 
All the figures were drawn by the Cambridge Scientific Instrument Company. 
They show the natural size of the shells and theii' colours as they appear when loet. 
