EXPLANATION OF PLATE IX. 



Fig. L 



,, ... 



„ 3. 



„ 4. 



„ 5. 



Head of Ceratophyllus frontalis 6 



The same of „ „ ? 



Seventh abdominal sternite of C. frontalis ? . . . 



Genitalia of C. frontalis c? 



Eighth abdominal sternite of C. frontalis S . . . 

 Seventh and eighth abdominal segments of Ceratophyllus 



fiaveolus ?......... 



The same of Cerato[jhjllu.s turbidus ? . . . . 



Eighth abdominal segment of Ceratophyllus phaulius ; is. st. = 



ninth sternite ........ 



Fifth hindtarsal segment of Echidnophaga ambulans . 



58 

 58 

 58 

 58 

 58 



p. 57 

 p. 59 



p. 58 

 p. 57 



