136 Fleas of Eastern United States 



PLATE IV 



Figure 



11. Hoplopsyllus lynx (Baker), receptaculum seminis. 



12. Hoplopsyllus affinis (Baker) , head of female. 



13. Hoplopsyllus lynx (Baker) , process of the clasper. 



14. Hoplopsyllus affinis (Baker), male genitalia. 



15. Idem, receptaculum seminis. 



