MOLLUSCA. 



11. Order PROSOBRANCHIA. 



2. Sub-Oeder CTENOBRANCHIA, Schweigger. 



[JPectinohrancJiiay Ciwier], 



1. Group TAENIOGLOSSA, Gray. 



Section A.— HOLOSTOMA, Blainville. 



1. Eamily AMPULLARIID^, Guilding. 



Genus AMPULLARIA, Lamarck. 



Prod. 1799 and Syst. anim. sans vert. 1801, type Helix ampuUacea, 

 Linn. 



1. AmpuUaria globosa. 



AmpuUaria globosa, Swainson, Zool. III. 1822, "Indian Rivers" ; 

 Ampullaria orbata, March, \_as " of Perry 1811 "j ; from Bangkok, fide 

 Morelet ; fide Martens, Mai. Bl. 1857 : alt. 74, diam. 78 mil. 



3 Jauialpur and Gopalpur; coll. Dr. F. Stoliczka. 



50 Calcutta, Pt. Camiing, RanigaiiJ and Dacca; coll. Dr. F. Stoliczka, 

 J. Willson and G. Nevill, Esqrs. 



4 Allahabad ; coll. Major L. W. VVilmer and J. Cockburn, Esq. 

 7 Sambaljjur, Central Provinces ; coll. Colonel M, M. Bowie. 



5 Manbhum ; coll. V. Ball, Esq. 



11 Dum-Dum; coll. Major L. W. Wilmer. 

 1 Kusiara River, above Panchuganj, Sylbet; coll. J. Wood-Mason, 

 Esq. 



This last specimen is very interesting, as it was found im- 

 mediately associated with A. miiura ! Calcutta pecimens usually 



