STATE OF ILLINOIS William G. Stratton, Governor 



DEPARTMENT OF REGISTRATION AND EDUCATION 



Vera M. Binks, Director 



19 5 9 



UPPER MISSISSIPPIAN AND 

 PENNSYLVANIAN MEGASPORES 

 AND OTHER PLANT MICROFOSSILS 

 FROM ILLINOIS 



Marcia R. Winslow 



BULLETIN 86 



ILLINOIS STATE GEOLOGICAL SURVEY 



JOHN C. FRYE, Chief URBANA, ILLINOIS 



ILLINOIS S'ATfc 



GEOLOGICAL $H*»R| 



LIBRA i 



