vi. journal of conchology, vol. lo. 



Proceedings of the London Branch — 

 Annual Report 



Constitution and List of Members ... 



LIST OF PLATES. 

 South African Marine Shells 

 Form Examples of Helix nemoralis 

 Map of the British Marine Area 



New Species of Mollusca from South and Central Africa 

 Map illustrating the " Census of British Land and Freshwater Mollusca 

 Species of Vitrea 

 Scaloe from the Persian Gulf, &c. 



ILLUSTRATIONS IN THE TEXT. 



Agriolimax agrestis spinning threads (after Latham) 

 ,, ,, ,, ,, (after Ferussac) 



Arion subfuscus ascending a thread 

 Arion hortensis descending a thread 

 Diagram of Slug Spinning 

 Sylvanocochlis ancilla 

 Modiola evansi ... 



94 



95 



154 



155 



160 



325 

 368 



