ANATOMY OF CESTODES. 



181 



continued on, at any rate for someway, as a fine nucleated lamella. 

 Possibly this always covers the apparently naked medullary layer. 



Text-figure 4. 



Part of transverse section through a mature segment of Amabilia, to show 

 changes in structure of cortex in these proglottids. 



I. Longitudinal muscles suddenly ending, tr. Transverse muscles also suddenly 

 disappearing before the point x, where cortex itself practically vanishes. 

 u. Uterus. 



On a hasty examination of such sections as are represented in 

 text-fig. 4, it might he held perhaps that the absence of an 

 obvious cortical layer was simply due to imperfect handling of 



