GEOLOGICAL AND NATURAL HISTORY SURVEY OF CANADA 



ALFRED R. C. 8ELWYN, C.M.G., LL.D., F.R.S., Director. 



CONTRIBUTIONS 



TO 



CANADIAN 



MICRO-PALEONTOLOGY. 



PART IV. 



BY 



Dr. D. rust, 



(Hanover, Germany.) 



WITH INTRODUCTION BY J. B. TYRRELL. 



OTTAWA: 



PRINTED BY S. E. DAWSON, PRINTER TO THE QUEF.NS 

 .%[OST EXCELLENT MAJESTY. 



1892. 



Price^ 10 cents. 



