

MARSH AND APPLE SNAILS 



1 Marsh Snail, ViiApam Betigalensis. 



2 Marsh Snail, Vhnpara conlecloide!. 



3 Prickly Black Snail, ilelaiiia asperata. 



4 Flattened .^pple Snail, Ampullaria depressa 



9 Green Apple Snail, Campeloma decisa. 



5 I^Larsh Snail, Vivipara intertexta. 



6 Jug Apple Snail, Amptdhria ampullaaa. 



7 Purple Apple Snail, Ampullaria purpurea. 

 Ram's-horn Apple Snail, Ampullaria cornu-ariitis. 



