1134 Wisconsin Academy of Sciences, Arts, and Letters. 



EXPLANATION OF PLATE LXXXI. 



Fig. 1. Cyclops bicolor; abdomen of female, dorsal surface (x 300). 



Fig. 2. Cyclops bicolor; first antenna of female (x 340). 



Fig. 3. Cyclops fimbriatus; female (x 72). 



Fig. 4. Cyclops fimbriatus; fifth foot (x 340). 



Fig. 5. Cyclops fimbriatus; fourth foot (x 348). 



Fig. 6. Cyclops fimbriatus; furca (x 348). 



Fig. 7. Cyclops fimbriatus; antenna of female (x 300). 



