XIV CONTENTS. 



CHAPTER IV.— Obsioba. 



General considerations respecting the origin of human tapeworms— Kuchenmeister's 

 great merit in establishing the experimental method of research — The inferences of 

 MM. Pouchet and Verrier successfliUy opposed by Van Beneden — Tarda solium — 

 General and specific characters— Name and history — Anatomy of the strobile and 

 proglottis — Egg and six-hooked embryo — Measle, or Cysticercus celluloses P. 208 — 219 



CHAPTER v.— TiENiA solium. 



Development of the common tapeworm — The life-phases of Tania solium regarded as 

 parts of the "zoological individual" — Injurious effects upon man — Particular 

 instances — Frequency of Oysticerci in the human brain— Mr. Hulke's case — ^Pre- 

 cautions suggested — Statistics — Treatment . . . 220 — 234 



CHAPTER VI. — T^NiA. mediocaubllata. 



General and specific characters of Tama medioeanellata — Feeding experiments of 

 Leuckart and Mosler — Acute cestode tuberculosis — Statistics — Kaschin's account 

 of the prevalence of tapeworm amongst the Cossacks of the Baikal — Tcmia acantho- 

 trias, T. flavopuncta, and T. nana — Probable identity of Tcenia elliptica with T. 

 cucumerina — Structure of the so-called Oysticercus tenuicollis, or larva of Tmnia 

 marginata 235 — 252 



CHAPTER VII.— T^NiA echinoooccus. 



General and specific characters of the Tmnia echinococcus — Grounds for disputing 

 Kiichenmeister's notion that there are two distinct forms of Eohinococcus — Struc- 

 ture and development of the adult worm — -Hydatids — Exogenous, endogenous, 

 and multUocular varieties — Growth and structure — Formation of the scolices 

 within brood capsules — Opinions of Owen, Wilson, Busk, Huxley, Naumyn, and 

 Leuckart, severally contrasted .... .... 253 — 272 



CHAPTER VIII.— T^NiA ECHmoooccus. 



Hydatids considered from a professional point of view — Leuckart's condensed account 

 of Virchow's so-called multilooular Echinococcus-growth — Its resemblance to 



