THE HiEMOFLAGELLATES. 151 



The Heemoflagellates : a Review of Present 



Knowledge relating to the Trypanosomes 



and allied forms.^ 



H. M. \l^oo(1cock, D.Sc.(Loii<1.). 



(Witli Text-figures.) 



Contents, 



PAGE 



1. Characteristics ...... 152 



2. Introductory ....... 154 



3. Historical . . . . . .162 



4. Mode of infection and liabitat; efEects on host . 165 



5. General account of Trypanomorpha (Trypanosoma) 



noctuse (Celli and San Felice) .... 179 



6. Comparative morphology of Trypanosomes . . . 201 



7. Biological considerations : — movement ; agglomeration ; ab- 



normal and involution forms . . . . 219 



' All the more important papers published up till February 1st, 1906 

 have, so far as the author is av?are, been considered in drawing up this 

 review. 



