256 



ZOOLOGY 



SECT. 



Fio. 198. Gunda segmentata. Geiieral view of the organisation, br. brain ; eye eye ; 

 gen. ap. genital aperture ; int. intestine with its caeca ; long. ne. longitudinal nerve-cord ; 

 ov. ovary ; ovd. oviduct : pe. penis ; ph. pharynx ; te. testes ; ut. uterus. (After Lang.) 



