CONTENTS. 



PAGE 



PHOLADHLE 1 



MYAD.E . . . . . . . . . 8 



SOLENID.E 13 



TELLINID.E . . . . . . . . . 18 



MACTRID^J .22 



VENERID.E ......... 25 



CYPRINID.E ........ 39 



CARDIAD^ ......... 41 



MYTILULE . . . . . . .58 



AVICULID^: ......... 85 



PECTINID.E 103 



OSTREAD.E . . . . . . . . . 124 



PATELLID^ .172 



HALIOTID^E . . . 179 



LITTORINID^} . . .. . . . .187 



MURICID.E ..... . . . 191 



HELICID^E . . . . . . . 209 



SEPIAD^B . . 245 



CIDARID.E . . 268 



LlST OF WORKS REFERRED TO Oil CONSULTED . . . 275 



INDEX 289 



