STATE OF ILLINOIS 



HENRY HORNER, Governor 



DEPARTMENT OF REGISTRATION AND EDUCATION 



JOHN J. HALLIHAN. Director 



DIVISION OF THE 



STATE GEOLOGICAL SURVEY 



M. M. LEIGHTON, Chief 

 URBANA 



CIRCULAR NO. 50 



A NEW CYCADOPHYTE AND ITS RELATIVES 



BY 

 JAMES M. SCHOPF 



Reprinted From the Transactions, 

 Illinois State Academy of Science, 

 VOL. 31, NO. 2, PP. 107-109, 1939. 



PRINTED BY AUTHORITY OF THE STATE OF ILLINOIS 



URBANA, ILLINOIS 

 1939 



