X CONTENTS 



CHAPTER XIII 



PAGE 



The Ticks 136 



Structure of ticks in general; Characteristics of the superfamily Ixo- 

 doidea; Characteristics of the family Argasidte; The fowl tick; Its habits and 

 effect upon the host; Control; The spinose ear tick; Its habits and effect upon 

 the host; Treatment; Characteristics of the family Ixodidse; Description of 

 genera; Species found upon domestic animals in the United States; The 

 Texas-fever or Southern cattle tick; Biological data established by the Zool- 

 ogical Division of the United States Bureau of Animal Industry; Life his- 

 tory of the Texas-fever tick; Its nonparasitic development; Its parasitic 

 development; Loss occasioned by the Texas-fever tick; Progress made in its 

 eradication; The order Linguatulida; Lingualula rhinarin of the nasal cavi- 

 ties of mammals. 



PART II 



THE INTERNAL PARASITES 

 CHAPTER XIV 



Phylum II. Platyhklminthes; The Flukes and Tapeworms 155 



Classification of the parasitic worms; Characteristics of the Platyhelm- 

 inthes; Characteristics of the class Trematoda; The liver flukes; Their life 

 history; Prevalence of fascioliasis; Infection; Migration of flukes within the 

 definitive host and pathogenesis; Fascioliasis of the sheep; Fascioliasis of 

 cattle; Control and treatment; The blood fluke; Bilharziosis; Characteristics 

 of the class Cestoda; Characteristics of the family Tseniidfp; Life history of 

 tapeworms; Their parasitism. 



CHAPTER XV 



T^niasls 174 



General consideration of the effect of tapeworms upon their hosts; Tape- 

 worms of the horse; Tapeworms of cattle, sheep, and goats; Tapeworms of 

 the dog; Dog tapewomis in relation to human infection; Tapewonns of 

 the cat; Tapeworms of the rabbit; Characteristics of the family DiphyUo- 

 bothriidae; Occurrence of species; Treatment of tseniasis of the dog; Pre- 

 vention; Treatment of tseniasis of the cat; Treatment of tseniasis of sheep, 

 goats, and cattle; Treatment of ta?niasis of the horse. 



CHAPTER XVI 



Tapeworms of Chickens 189 



Characteristics of species; Investigations as to their relative occurrence; 

 Symptoms; Control; Treatment. 



