EDIBLE SNAIL (HELEX POMATIA). 



PLATE XVII. 



Fi'i. I. Seime penuUia 



FiO-3 Xontptudt/ud Vertical Stctum 



FiV.5. Buccal- iruiss (wi sidr view 



upper jOi^' 



'Blood, vfsstht 

 du- UTting ofPaUial 



- Crrrhrc paro-Je splanc)\j\ij: 

 c/yrtxniss\rrc 



■jry etZTial- probablj- 



W ttA K Jolmaun EdintmTfD fcl.ondon 



