248 



THE ANIMAL PARASITES OF MAN 



Oral sucker 



Ventral sucker 

 Vagina 



Cut 



Cirrus sac (with 

 seminal vesicle) 



Uterine coi/s 



- Receptacu/um seminis 



'" Shell gland and yolk 

 receptacle 



" Ovary 

 Gut 



I::-- Testes 



_!--;-> Excretory system 



.x* Vitellaria 



Gut 



Excretory pore (Dorsal) 

 Fie. 148. Fasciolopsis fiilleborni) ventral aspect. (After Fulleborn.) 



