BULLETIN 



NATURAL HISTORY. 



CHAMPAIGN, ILLINOIS. - 



VOLUME II. 



ARTICLE VI. PARASITIC Frx-'-.i OF ILLINOIS. PART II. 

 BY T. J. BumtiLL AXD F. S. EAKI.I:. 



1887. 



\V. FRANKS. v SONS, I'l! I N ri',l;- 

 'tlA. ILLINOIS. 



