28 THE INTERNAL PARASITES OP 



not usually measure more than one-fourth of an inch in 

 diameter ; consequently, it is much smaller than the 

 corresponding cysticercus of the pig. 



I am indebted to Dr. Fleming for a remarkably fine 

 and beautifully mounted beef measle removed from its 

 capsule. The specimen was obtained at Mean Meer on 

 the 30th of August, 1869. In the unrolled condition the 

 measle measures 5-8ths of an inch from head to tail ; the 

 caudal vesicle being 3-8ths of an inch in breadth. The 

 base of the so-called neck gives as much as J" in diameter. 



As will be seen in the sequel, there are other 

 diagnostic marks of greater value. 



