LECTURE XL 



The Age at which Tapeworm most commonly Occurs Case 

 XXXVIII. Tapeworm may Attack very Young Persons 

 Case XXXIX. Parasitism may be masked by, or compli- 

 cated with, various other Diseases Cases XL. and XLI. 

 The Cucumerine Tapeworm of the Dog has been found in 

 Man Necessity for Caution in identifying the Species Op- 

 posed Genital Pores in the Proglottides not Conclusive Case 

 XLIL Remarkable Cestode Abnormality. 



GENTLEMEN, In regard to the age at which tape- 

 worm most frequently occurs in the human bearer, 

 my experience has been decidedly in favour, so to 

 speak, of middle-aged persons ; or say, rather, be- 

 tween twenty and forty years. This is sufficiently 

 accounted for by the more strongly pronounced 

 meat-eating habits of persons at this period of life, 

 in association with their frequent penchant for 

 underdone flesh. As people get into years, soups, 

 fish, and made up dishes, which are tender and 

 readily masticated, become more and more appre- 

 ciated ; whilst as regards the Indian peninsula, so 

 productive of tapeworm, the older men will have 

 returned home to enjoy the flesh of our native 

 beeves, which at present remain tolerably free from 



