Ixxx 



FISHES OF ILLINOIS 



Interior Distribution of Illinois Fishes by River Systems 

 Species and Number of Collections of each — continued 



Districts 



Sections 



u 

 > 



o 

 o 



Pi 



u 



(U 



> 



o 



to 



0) 



be 



CO 

 CO 



3 

 O 

 CO 



