PLATE XI 





t 



^ • 











■■?#^ 



^1^ 



54 



/ 



KiraiRD ilDiR 



HvEMOspoKiDiA OF THE Jkkuoa {Jociilus goniofii) AND THE Rat {Mus decumanus) 

 (rt) peripheral blood of jerboa showing endoglobular forms of H-i'VWgregarina Bal/ouri. 



Two of the corpuscles exhibit what is cither granular basophilia or the condition recently described in the erythrocytes 

 of moles by nrahani-Smith. 

 (/>) Free forms of trophozoite, one being of the typical haimogregarine shape with flexed tail. In the centre is a vermicule form 



from the peripheral blood, 

 (f) Free forms from a liver smear. 



{<i) Appearances presented in the heart's blood. Ordinary and swollen forms. Note the ditTerences in staining reaction. 

 ((■) Parasites apparently engulphed by the mononuclear leucocytes of the red bone-marrow. 

 \fi LeiicocytozSon muj'is from peripheral blood of the Norway rat. 



Note that one parasite lies between the halves of a divided nucleus. 



Leishntnn Stain 



All X 1000 drau 



