CONTENTS 



Material and methods 379 



Abbreviations used in the figures 379 



General discussion 380 



List of cestodes examined 380 



Summary of discussion 382 



Synonymy 382 



Systematic notes 382 



Tetrabothrius affinis .......... 382 



T. wilsoni ............ 384 



T. ruudi 385 



T. schaeferi sp.n. ........... 386 



Trigonocotyle globicephalae 388 



Tr. prudhoei sp.n. ........... 389 



Priapocephalus grandis 390 



Diplogonoporas balaenoptcrae ......... 392 



Phyllobothrium larva 393 



Tetraphyllidean larva .......... 394 



Relationships between the host and the parasite 394 



References 394 



Plates XX, XXI following page 395 



