170 ZOOLOGY. 



appearance, its substance being occupied by numerous 

 cells, each about the size of a pea, and containing a 

 species of hydatid, or cysticercv,s. The presence of 

 these " maggots " is regarded by whalers as a token 

 that the blubber is of a rich and profitable quality. 

 Vast numbers of large entozoic round-worms, resembling 

 lumbricus, infest the stomach of this, in common with 

 every other species of cetacean I have had an op- 

 portunity of examining ; they are very commonly found 

 imbedded in the food rejected from the stomach of the 

 Cachalot, and which they have very profusely per- 

 forated. 



