NEW AVIAN TAPEWORM. 



215 



they ai^e small cancl tlelicate-looking, and not accompanied by much 

 interstitial matter. The uterus itself at this stage has not very 

 marked epithelial walls. The appearance of the ova is, indeed, 

 that of masses of the ovary transferred bodily to the uterus. 

 Later on the lining epithelium of the uterus is quite obvious 

 especially so far as concerns the nuclei of the same. In the 

 uterus of this and some later stages the individual eggs (or 

 embryos, as the case may be) are by no means always in close 

 contact with each other. They are separated by and imbedded in 

 a great deal of interstitial substance, which, as a rule, stains very 

 faintly with carmine. 



Text-fig. 30. 



Mature proglottid of Otiditcenia eupodutidis, longitudinal section. 

 U. Chambers into which the uterus becomes divided. 



It contains, however, a good many nuclei which do stain, and 

 is thus evidently of a cellular nature. In the uteri of this 



