450 GUruth and Bull: Enteritis. 



Plate LXXXI. 



Fig. 19. — Wombat. Degenerating schizonts within epithelial cells. 



(Drawn by aid of camera lucida.) 

 Fig. 20. — Gastrocystis gilruthi, Chatton. 



A. AVithin mucosa of abomasum of sheep. Plasmodia! 



stage before spore formation, while zone around the 

 cyst represents the fringe. At the right is situated 

 the hypertrophied nucleus of the invaded parietal 

 cell. 



B. Mature spores. 



C. Formation of spores of a blastophore. (After 



Chatton.) 



