4>! 



\\I\I\I, rUVIVWdSOMIASKS IN- Till'. \N(; r.O-Kf, VI'TI AN SfPAX 



I'l/tii/iUi.-'iii. Tlic cell contents at tinu's slmw wcU-niavked f^ranules but, as a rule, stain 

 a cU-ar i)alo 1)Uh'. 



Xiirlriis. Is situated aliout the middle of tlie trypaiiosonie and is oval or kidney 

 shaped in the lonj^ forms and round or oval in the stout forms. 



MicriiiiHclpiis. Small and round ; situated from 1 to 2 mici'oiis from the posterior 

 Gxtrenuty. 



I'liihtliitori/ meiiihrane. Shows well-marked folds and utididations. 



FlmjeUiim. Free in the lonj,' forms and measures on an average (i to 7 microns. 



Ani.mal Inoi'vlations and Reactions 



The foUowiii-,' tables show the laboratory animals susceptible to this strain. Tliey have 

 been compiled from the records in the Laboratories of the Gordon College. It will be 

 observed that the trypanosome is fairly virulent to most of our stock animals. 



DOGS 



Average duration of the disease in dogs = 23 days 

 MONKEYS 



X S 

 X 1.! 

 X 15 

 X 22 

 X 26 

 X 30 

 X 35 

 X 37 

 X 411 

 X 41 

 X 48 

 X 4'.» 

 X 50 

 X 51 

 X 5-2 



Experiment Number 



Duration of the discise 



Remarlcs 



Spleen and liver enlarged 



»» j» »» 



, ' " •» 



Spleen moderately enlarged 



Spleen enlarged, nicer in caecum 



Spleen little enlarged, corneal opacity 



Ulcerated stomach 



Spleen and livor nilnrged 



Average duration of the disease in monkeys = 24 days 



