422 PROTOZOOLOGY 



rhoea; oocysts spherical to ellipsoidal, 12-28yLi by 10-20/^; sporu- 

 lation in 48-72 hours. 



E. smithi Yakimoff et Galouzo. In gut of cattle; oocysts 25-32/x 

 by 20-29/i; sporulation in 3-5 days in shallow dishes, and 2 weeks 

 in deep dishes (Becker). 



E. ellipsoidalis Becker et Frye. In faeces of healthy calf; oocysts 

 elhpsoidal, 20-26^ by 13-17/i; sporulation in 18 days. 



E. cylindrica Wilson. In faeces of cattle; oocysts cylindrical, 

 19-27)U by 12-15iu; sporulation in 2-10 days. 



E. faurei Moussu et Morotel (Fig. 191, n). In gut of sheep and 

 goat; oocysts ovoid, 20-40/x by 17-26^1; sporulation in 24-48 

 hours. Christensen (1938) recognized 7 species of Eimeria in the 

 faeces of 100 North American sheep of which 96 contained oocysts. 



E. arloingi Marotel. In gut of sheep and goat; oocysts with a 

 cap, ovoid, 25-35;u by 18-25^1; sporulation in 3 days. 



E. intricata Spiegl. In gut of sheep and goat; oocysts with thick 

 wall, with or without cap, ellipsoidal, 42-60ju by 30-36m; sporula- 

 tion in about 9 days. 



E. debliecki Douwes (Fig. 192, a). In gut of pigs; 30-82 per 

 cent infection in California (Henry); oocysts 12-29/x by 12-20/^; 

 sporulation in 7-9 days. 



E. scahra Henry. In caecal contents of pigs; oocysts, brown, el- 

 hpsoidal, 22-36At by 16-26^. Henry (1931) recognized 2 other spe- 

 cies in California swine. 



E. caviae Sheather. In gut of guinea pigs; oocysts subspherical 

 to ellipsoid, 13-26m by 13-22^. 



E. canis Wenyon (Fig. 192, h). In gut of dogs; oocysts, elhpsoid- 

 al, 18-45ju by ll-28)Lt; spores 9.5m by 2.5a£; sporulation in 24 hours. 



E. felina Nieschulz. In gut of cat; oocysts 21-26^ by 13-17^. 



E. falciformis (Eimer) (Fig. 192, c). In gut of mice; oocysts 

 spherical to ovoid, 16-21ju by 11-17^; sporulation in 3 days. 



E. nieschulzi Dieben. In small intestine of rat; oocysts 16-26.4/z 

 by 13-21/1 ; sporulation in 65-72 hours. 



E. separata Becker et Hall. In caecum and colon of rat; oocysts 

 13-19.5ai by ll-17)u; sporulation in 27-36 hours. 



E. miyairii Ohira. In small intestine of rat; oocysts 16.5-29^ 

 by 16-26/x; sporulation in 96-120 hours. 



E. tenella (Railliet et Lucet) (Fig. 192, d). In caecum, colon and 

 lower small intestine of chicken; cause of acute coccidiosis (Tyz- 

 zer) ; in caecal contents of Cahfornia quail (Henry) ; schizogony in 



