CONTENTS 
(All rights reserved) 
PAGE 
Turner, G. A. Bilharziosis in South Africa .... 195 
Cleland, J. Burton. Note on Spirochaetes in Castration 
Tumours of Pigs.218 
Nuttall, George H. F. and Graham-Smith, G. S. Notes on 
the Drug Treatment of Canine Piroplasmosis . . . 220 
Durham, Herbert E. Notes on Nagana and on some Haema- 
tozoa observed during my travels ..227 
Minchin, E. A. Note on the Polymorphism of Trypanosoma 
Gamhiense. (Plate XVII.) ....... 236 
Nuttall, George H. F., Cooper, W. F. and Robinson, L. E. 
On the Structure of “ Haller’s Organ ” in the Ixodoidea. 
(Plate XVIII and one Text Figure.).238 
Nuttall, George H. F. and Graham-Smith, G. S. The 
Development of Piroplasma cams in Culture. (Plate XIX 
and one Text Figure.).243 
Nuttall, George H. F. and Strickland, C. Note on the 
Prevalence of Intestinal Worms in Dogs in Cambridge . 261 
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