140 Fleas of Eastern United States 



PLATE VI 



Figure 



22. Ctenocephalides jelis (Bouche), head of female. 



23. Idem, head of male. 



24. Ctenocephalides canis (Curtis), head of male. 



25. Ctenocephalides jelis (Bouche) , male genitalia. 



26. Ctenocephalides canis (Curtis), head of female. 



27. Idem, receptaculum seminis. 



