TABLE OF CONTENTS. XI 



Page. 



Vampyrella 253 



Vampyiella lateritia 253 



Diploplirys : 256 



Diplophrys archeri 256 



ActinosphiBrmm 258 



Actinospliferium eiohhomii 259 



Aoantliooystis 264 



AcantLocystis olisetophora 264 



? 268 



? 270 



Hyalolampe 271 



Hyalolampe fenestrata 271_ 



Clathrvilina 372' 



Clathruliua elegans 273 



Foraminifera 277 



Gromia , 277 



Gromia terrioola 277 



Biomy xa 281 



Biomyxa vagaus 281 



Lists of Fresh-water Ehizopods, indicating the many forms which occur together in certain 



localities -'. 289 



Concluding Eemarks 294 



Chief works and communications relating to the Fresh-water Ehizopods, with lists of the forms 

 described, and a partial and probable reference of these to corresponding forms described in 



the body of the present work 297 



Index 321 



