IV 
Contents 
No. 3 (October). 
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 Haematozoa 
observed during my travels ....... 227 
Minchin, E. A. Note on the Polymorphism of Trypanosoma 
gambiense. (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 Piroplasnia ca-nis 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 
No. 4 (December). 
Shipley, A. E. A Cause of Appendicitis and other Intestinal Lesions 
in Man and other Vertebrates ....... 263 
Shipley, A. E. Note on the Occurrence of Triaenophorus nodulosus 
Rud. in the Norfolk Broads ....... 280 
Harding, W. A. Note on Leeches sent by Dr E. W. G. Masterman 
from Palestine . . . . . . . . . .282 
Communication received from the Society for the Destruction of 
Vermin ........... 284 
Dobell, C. Clifford. Some Notes on the Haemogregarines Parasitic 
in Snakes. (Plate XX.) ........ 288 
Nuttall, George H. F. The Transmission of Trypanosoma lewisi by 
Fleas and Lice .......... 296 
Nuttall, George H. F. and Strickland, C. On the Presence of an 
Anticoagulin in the Salivary Glands and Intestines of Argas 
persicus ........... 302 
