rnoTozoA <»K siMi'i.Ksr animals. 



n. 



the intestine till they reach the sperm s;ics ; uarh sporozoiu- attiu-kn 

 a sperm morula and throws into a trophozoite, thus compK-tinj; the- cyije. 



(2) CocoiniA. The Coceidia most commonly attack epithelial 

 cells, such as those lining the intestine or livcr cells. 



The parasite (Jinridium srlnih<-nii, wliir-h is found in the 

 intestine of the centipede Llthobins forjiratiis, «:ro\vs inside the 

 Fig. 10c. 





%. 



Fic. 10e.» 



v^ 



'?? 



i>nd 



r\ 



,.--ect 



y 



Cliloroi)uj.i:nm ?c»/<7i</!, x 525, 

 parasitic ou Dog-tish and Ray. 

 EcL, ectoplasm; ]>s., pseudo- 

 podia ; end., cndoplasm ; r/, 

 yellow globules ; sp., spores 

 with polar capsules. After 

 Theloban. (From Miuchin's 

 Sporzoa, Lanicstcr's Treatise 

 ou Zoology.) 



Section of rabbit's liver infected with 

 Coccidium ouiformc. After Balbiani. 

 (From Minchin's Sporozoa, Lan- 

 kester's Treatise on Zoology.) 



infected cell, and at its expense, into an oval or spherical hody. 

 A\'li(ii full growth is reached, the parasiti; undergoes division 

 iiiLo a number of small cells (inerozoites), each of which hecomes 

 free and attacks another c|)ithelial cell, attains maturity, and 

 itself undergoes division, so that at last all the <'pith»limn may 

 be destroyed; but a time comes when souu' of ilu' nuTozoiics 

 become distinct male and female cells, the male breaking up into 

 male " gametes," each with two IJagella, the female remaining as a 



* For Fig. lUiJ sue p. 14 d. II ;{ 



