CONTENTS xi 



CHAPTER XVII 



PAGE 



The Tapeworm Larv^ 194 



Pathologic importance; Forms and their characteristics, Cysticercosis 

 or measles; Beef measles; Its occurrence; Degeneration and vitality of the 

 cysts; Pork measles, Its occurrence; Degeneration and vitality of the cysts; 

 Measles of the sheep; Ccenurosis or gid; Its occurrence; Its development; 

 Its post-mortem appearance; Its symptoms; Control and treatment; Echin- 

 ococcosis or hydatid disease; Structure of the echinococcus cyst; Its de- 

 velopment; Post-mortem appearance in echinococcosis; Symptoms; Con- 

 trol. 



CHAPTER XVIII 



PhTLTJM III. CCELHELMINTHES; ThE SmOOTH AND SEGMENTED ROUNDWORMS . . . 216 



Characteristics of the Ccelhelminthes; Characteristics of the class Ne- 

 mathelminthes; Characteristics of the order Nematoda: Parasitism of the 

 nematode worms in general; General considerations as to treatment. 



CHAPTER XIX 



Nematoda; Family I. AscARiD.ffi!; The Large Roundworms of the Intestine 229 

 Characteristics of the Ascaridae; Investigations as to life history; Ascar- 

 iasis; Ascarids of the horse; Occurrence of equine ascariasis; Its etiology, 

 control, and treatment; Characteristics of the family Oxyuridse; Oxyuriasis 

 of equines; Ascarids of the dog and cat; Ascarids of the hog and sheep; As- 

 carids of the ox; The family Heterakidae and heterakiasis of poultry. 



CHAPTER XX 



Nematoda; Family IV. FiLARiroiE; The Thread-like Worms 244 



Characteristics of the Filariidss; Parasitism; Filaria of the horse; Their oc- 

 currence; Effect of filariasis upon equines; Filaria of sheep and cattle; Filaria 

 of the dog; Hematic filariasis; Filaria of the hog; Filaria of poultry. 



CHAPTER XXI 



Nematoda; Family V. Strongylid/e; Subfamily I. Metastrongylin^ 



Worms op the Respiratory Tract 255 



Characteristics of the StrongyUdse; Parasitism; Strongylosis; Characteris- 

 tics of the Metastrongylinse; Parasitism; Bronchial and pulmonary strongy- 

 losis of the sheep and goat; Its symptoms, course, and prognosis; Bronchial 

 and pulmonary strongylosis of cattle; Its symptoms, course, and prog- 

 nosis; Bronchial and pulmonary strongylosis of the pig; Its occurence and 

 symptoms; Bronchial and pulmonary strongylosis of the horse; Cardio- 

 pulmonary strongylosis of the dog; Pulmonary strongylosis of the cat; Post- 

 mortem appearance in bronchial and pulmonary strongylosis; Develop- 

 ment, etiology, control, and treatment of bronchial and pulmonary strongy- 

 losis. 



