Zoology of llieR.I.M.S. Investigator. 



Mollusca, Plate XVI. 



lay. 



It 



1. Gapulus frafi'ihs, El. A. Smith. , x *. 2. Scaphander ceylamca., E.A.Smith, x. 6. 

 3. Acmasa imnutLssima, E.A Smith, x ie. 



Fbotog] 



STirreyc£In.dia.OflLces,Calcuxta, 1 kLr , 



33 



