Illustrations 



The persott or insfituHan supplyitif^ each illustration is named 

 following the caption. 



Longear Sunfish. Dudley M. Blakely. Front flyleaf 



Ruler Back cover 



Three amphibians: American Toad; Leopard Frog; 

 Green Frog tadpole. Dudley M. Blakely. 



Redbeily Dace. General Biological Supply House. 



Balanced Aquarium. General Biological Supply House. 



American Brook Lamprey. Frank N. Blanchard. 



Longnose Gar. John G. Shedd Aquarium. 



Dogfish. Frank N. Blanchard. 



Mud Pickerel. Frank N. Blanchard. 



Western Banded Killifish. Frank N. Blanchard. 



Brook Stickleback. Frank N. Blanchard. 



Largemouth Bass. Frank N. Blanchard. 



Bluegill. Frank N. Blanchard. 



Great Lakes Longear Sunfish. Frank N. Blanchard. 



Pumpkinseed Sunfish. Frank N. Blanchard. 



Yellow Perch. Frank N. Blanchard. 



Central Johnny Darter. Frank N. Blanchard. 



Blackside Darter. Frank N. Blanchard. 



Northern Rainbow Darter. Frank N. Blanchard. 



Carp. Frank N. Blanchard. 



Western Blacknose Dace. Institute of Fisheries Research. 



Northern Redbeily Dace. Institute of Fisheries Research. 



Southern Redbeily Dace. Frank N. Blanchard. 



Western Golden Shiner. Frank N. Blanchard. 



Northern Redfin Shiner. Frank N. Blanchard. 



Northern Steelcolor Shiner. Institute of Fisheries Research. 



Blackchin Shiner. Frank N. Blanchard. 



Northern Blacknose Shiner. Frank N. Blanchard. 



Central StoneroUer Minnow. Institute of Fisheries Research. 



Northern Black Bullhead. Illinois State Natural History Survey 



Yellow Stonecat. Frank N. Blanchard. 



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