Contents 



CHAPTER 



XVI The Auger Shells . 



XVII The Notch-side Shells . . 



XVI II The Cone Shells 



XIX The Conch Shells . 



XX The Cowries. Venus Shells 



XXI The Egg Shells 



XXII The Helmet Shells. Cameo Shells . 



XXIII The Tun Shells. Wine Jars. Fig Shells 



XXIV The Moon Shells and Velvet Shells . 

 XXV The Slipper Shells. Cup-and-saucer Limpets 



XXVI The Carrier Shells .... 



XXVII The Sun-dial Shells 



XXVIII The Stair-case Shells. Ladder Shells. Wen 

 tletraps ..... 



XXIX The Violet Snails . 



XXX The Hairy-keeled Snails . 



XXXI The Screw Shells. Tower Shells 



XXXII The Worm Shells and Pod Shells 



XXXIII The Blind Shells. Tube Shells 



XXXIV The EuHmas .... 

 XXXV The Pyramid Shells. Obelisk Shells 



XXXVI The Periwinkles and Chink Shells 



XXXVII The Horn Shells 



XXXVIII The Black Snails. Marsh Snails 



XXXIX The River Snails 



XL The Spire Shells and Flood Shells 



XLI The Sentinel Shells . 



XLII The Valve Shells . 



XLI 1 1 The Pond Snails. River Snails 



XLIV The Apple Snails. Flask Snails 



XLV The Looping Snails . 



XLVI The Round-mouthed Snails 



XLVII The Helicinas .... 



XLVI 1 1 The Sea Snails. Bleeding Tooth 



xii 



105 



107 

 I I 



'7 

 124 



35 



37 



[40 



'43 



148 



54 

 56 



57 

 [60 



,64 



,65 



167 



169 



[71 



72 



174 



79 

 184 

 186 

 [90 



'93 

 194 



'95 

 197 



'99 

 200 



202 



203 



