I N D E X. 

 PART. If. 



MARINE. SEA. 



GENUS 4. GLYCYMERIS. 



Plate. tij. 



Glycymerls orbicularis, orbicular 37 



Glycymeris Argentea, silvery - - - 63 



GENUS 6. CARDIUM. HEART COCKLE. 



MARINE. SEA. 



Cardium Lsevigatum, smooth - - - 54 



Cardium cameos um, flefti. coloured - - 47 



PECTUNCULUS. COCKLE.- 



Pectunculus strigatus, ridged I i - 44 



Pectunculu-s capillaceus, Hair streaked - - 4a i 



GENUS 3. TRIGONELLA. 

 MARINE SEA. 



Trigonella zonaria, girdled - * ~ - 6i 



Trigonella plana, flat - - - 6a 



GENUS 9. CUNEUS. PURR, 

 €uneus retlculatus, reticulated Purr 5 - 67 



GENtfS 10. TELLlNA. TELLEN. 

 Tdlina radiata, rayed * * * * &> 



