TRANSMIGRATIONS AND METAMORPHOSES. 227 



eephalus. We give in Pigs. 58, 59, and 60 representations 

 of this worm in the state of a colony, also the scolex or 



Vig. 59.- -Iiothriocr pbalus latus, scolex. 



Fig. 68.— Bot liriooephalus latus. a, scolex, Fig. 60.— Bothriocephalus lat us, 

 6, the proglottides, c, the sexual organs. egg. 



head separately, and an egg. Its history is very curious, 

 especially with reference to its geographical distribution. 



