Internal Parasites 



145 



with 1 tablespoonful of oil of turpentine and mix thoroughly 

 by shaking. Give a teaspoonful of the mixture night and 

 morning for a few days ; or divide | of an ounce of areca nut 

 in powder, into 4 parts, and 

 give 1 part each morning, 

 fasting, with a dessertspoon- 

 ful of sweet oil 2 hours after 

 each powder," 



Flukes 



Flukes or trematode worms 

 are small, flat and usually 

 oval-shaped. Figure 24 gives 

 a fair idea of the appearance 

 of these parasites. 



Regarding these parasites 

 in poultry, Theobald ^ says : 



" The Trematode worms or 

 Flukes found in the fowl are 

 3 in number. One is found 

 in the egg (Distoma ovatum) 

 the others in the esophagus 

 and intestines. 



"The Fluke found in the 

 esophagus of the fowl is 

 known as Cephalogonimus 

 pelhicidus, as transparent 

 reddish fluke about 9 mm. 

 Von Linstor and Railliet. 



Fig. 24. — Trematode worm or fluke 

 showing internal structure. (From 

 Thompson after Sommer.) 



long. These were found by 

 In the intestines Neumann 



enumerates 7 species, namely, Notocotyle triserialis, Distoma 



oxycephalum Rud., D. dilatatum Miriam, D. lineare Zeder, 



D. ovatum, D. armatum Molin, and Mesogonimus commutatus 



1 Theobald, F. V., "Parasitic Diseases of Poultry." London. 



