CHAPTER II. 

 PARASITES. 



Parasites —their numbers. Tape-worms. T?enia Coenurus. Coenurus Cere- 

 bralis and their effects, Stag,e[ers, Turnsick, Gid, Sturdy, Water-brain in calves 

 and lambs. Taenia Echinococcus, Echinococcus Veterinorum (Hominis), 

 Echinococcus disease. Trenia Solium. Cysticercus Cellulosa, Parasitic 

 .Measles in Swine. Tajnia Mediocanellata, Cysticercus Mediocanellata, Para- 

 sitic Measles in Cattle. Taenia Expinsa ; Tape-worm in sheep and cattle. 

 Lard Worm, Kidney Worm of hogs. Eustrongylus Gigas, Kidney Worm. 

 Trichina Spiralis, Trichinosis. 



PARASITES. 



The domestic animals harbour no less than two hundred 

 species of parasites, which will be found treated in the author's 

 larger work, but the limits of the present book will restrict us 

 to a few of the more injurious. For convenience of reference 

 most of these are noticed in connexion with the organs (skin, 

 bowels, liver, air-passages) which they infest, and here we will 

 only name such as having a more general diffusion through the 

 body cannot well be referred to any one organ. 



TAPE-WORMS. 



These are flat-bodied worms made up ot small segments 

 joined end to end, and when full grown varying in length from 

 one inch to one hundred feet. The narrow end terminates in 

 a small globular head furnished with circular sucking discs, 

 and a proboscis usually encircled by one or more rows of 

 booklets. From the other end the ripe segments are continu 

 ally detached and expelled from the body, and may be recog- 



