1120 Wisconsin Academy of Sciences, Arts, and Letters. 



EXPLANATION OF PLATE LXXIV. 



Pig. 1. Cyclops viridis var. parens; fourth foot (x 212). 



Fig. 2. Cyclops viridis var. americanus; receptaculum seminis (x 



212). 

 Fig. 3. Cyclops Leuckarti; abdomen of female (x 103). 

 Fig. 4. Cyclops Leuckarti; second segment of outer maxilliped (x 



212). 

 Fig. 5. Cyclops Leuckarti; second segment of outer maxilliped (x 



212). 

 Fig. 6. Cyclops Leuckarti; second segment of outer maxilliped (x 



212). 

 Fig. 7. Cyclops Leuckarti; receptaculum seminis (x 165). 

 Fig. 8. Cyclops Leuckarti; fifth foot (x 340). 

 Fig. 9. Cyclops Leuckarti; fifth foot (x 340). 

 Fig. 10. Cyclops Leuckarti; terminal segment of female antenna (x 



340). 

 Pig. 11. Cyclops Leuckarti; inner maxilliped (x 212). 



