Ids 



three accessory suckers, the margins of which I have 

 represented as seen from the side. These are, however, 

 very inconsj)icnons, and their existence would hardly be 

 siispected exce})t on very careful study of the specimen. 





V-J 



B 



Fig. 14. Calliobofliiiiini ceiticillatuvi, Rudolphi. 

 liooks mas'. 366 dia. 



Mao. 132 dia. 



I have not seen them so distinctly shewn as is represented 

 in van Beneden's fig. 3, pi. XII.* The hooks are very 

 characteristic of the species. There are two pairs on the 

 lateral and anterior margins of each bothrium. and each 



:;< (< ygj.g Cestoides," 



