XJI TABLE OF CONTENTS. 



INVERTEBRATE PALAEONTOLOGY Continued. 

 Kossn s oi' tiik. Wind Kiveu Tkktiaky. 

 Moixusca. 

 Gasteropoda. 



Puliuonata. Pnge. 



Vitrinida- 593 



Genus Macroeyclis &91! 



Helicida; ' 590 



Gcniix Helix - 596 



Fossils of run White Riveii Tertiahy .--- 598 



Moixusca 598 



Gasteropoda 598 



Pulmonata 598 



Limurcidic 598 



Genua Limnaja 598 



Plauorbis 590 



Ptaysidoe 603 



Genus Physa 603 



Helicidas 004 



Genus Helix 604 



APPENDIX 607 



INDEX 611 



