SPOROZOA, TELOSPORIDIA, COCCIDIA 



in 



The oocysts are ovoid and measure 20 to 26 microns by 17 to 

 23 microns. Tyzzer found this species in cases of acute coccidiosis. 



Einieria mitis Tyzzer (Fig. 113, g). In the upper portion of 

 the small intestine of chicken. The oocysts are subspherical 

 and measure about 16 microns in diameter. 



Eimeria acervulina Tyzzer (Fig. 113, h). In the small in- 

 testine of chicken. The oocyst oval, measures 18 to 20 microns 

 by 14 to 16 microns. Associated with a serious chronic coccidio- 

 sis (Tyzzer). 



Eimeria maxima Tyzzer (Fig. 113, i). In the middle por- 

 tion of the small intestine of chicken. The oocyst is oval and 

 measures 22 to 43 microns by 17 to 30 microns. 



Fig. 113 a. Eimeria faurei. X600 (After Wenyon). 



b. E. debliecki. X800 (After Wenyon). 



c, d. E. cams. X485 (After Wenyon). 



e. E. falciformis. X 550 (After Wenyon). 



f. E. tenella. X450 (After Tyzzer). 



g. E. mitis. X325 (After Tyzzer). 



h. E. acervulina. X325 (After Tyzzer). 



i. E. maxima. X350 (After Tyzzer). 



j. E. ranarum. X500 (After Laveran and Mesnil). 



k. E. ranae. X500 (After Dobell). 



I. E. prevoti. X500 (After Laveran and Mesnil). 



m. E. sardinae. X4S0 (After Thomson and Robertson). 



n. E. clupearum. X450 (After Thomson and Robertson). 



Eimeria meleagridis Tyzzer. In the caecum of the turkey. 

 The oocyst is about 24 microns by 17 microns. 



Eimeria meleagrimitis Tyzzer. In the lower portion of the 

 small intestine of the turkey. The oocyst measures about 18 

 microns by 15 microns. 



