Bulletin No. 17, Hygienic Laboratory, 
Plate 2 
5 
Lungs of Swine Infected with Flukes. 
Fig. 5. The lungs of a hog, showing the cysts caused by infection with lung 
flukes {Paragonimus icestermanii) . Reduced. (After Stiles & Hassall, 1900, 
pi, 28.) 
