549 



CHAPTER VII. 



TAPEWORMS OF POULTRY. 



This chapter deals quite fully with a subject of great 

 iuipurtaiKf, both fioiii a practical and scieiititic stand- 

 point. As Dr. D. E. Salmon, Chief of Bureau of Ani- 

 mal Industry, U. S. Department of Agriculture, Wash- 

 ington, 1). C, says, in referring to this matter: 



"Our knowledge of the parasites of poultry is in a very unsat- 

 isfactory condition, and the contributions to it are so scattered 

 through the literature of the world that they are not available 

 to the greater part of those engaged in the investigation of 

 this and allied subjects." 



The serious outbreaks of epizootics which have oc 

 currcd chiefly in Europe, among domesticated fo-wls, 

 and which have been traced to tapeworms which in- 

 fest poultrj^, has led scientific men abroad to investi- 

 gate, with great care, these internal forms of parasitic 

 life. As a result almost all the literature on the sub- 

 ject appears in 



"Latin, German, French, Danish, Italian, etc, while in the 

 English language we have only a few short notices conctrning 

 these worms." — Stiles. 



Within the past two or three years several speci- 

 mens of tapeworms and other entozoa have been sent 

 to the Pennsylvania Department of Agriculture with 

 statements that the fowls from which the specimens 

 were taken were dying from some unknown disease; 

 and that, although tlu' fowls at times showed in 



