COOTENTS 
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PAGE 
MACKINNON, Doris L. New Protist Parasites from the Intestine 
of Trichoptera. (Plate XVIII.).245 
MACKINNON, Doris L. Herpetoraonads from the Alimentary 
Tract of certain Dung-Flies. (Plate XIX and 4 Text- 
figures.) .255 
Shipley, A. E. Keport upon two small "collections of Pentasto- 
mids with the description of a new species of Porocephalus. 
(Plate XX.).275 
Dold, Hermann. On the so-called Bottle-Bacillus {Bet'mato- 
phyton Malassez). (Plate XXI.).279 
Holmes, J. D. E. The Cure of Surra in Horses by the adminis¬ 
tration of Arsenic. (Plates XXII—XXVII.) . . . 288 
Stannus, Hugh S. Piroplasmosis among Cattle in the Mom- 
bera District, Nyasaland, 1909. (Plate XXVIII.) . . 307 
Hill, Ernest. Note on Ankylostomiasis in Natal . . . 312 
SoLTAU, A. Bertram. Note of a case of Intestinal Infection in 
man, with the Larva of Homalomyia canicularis . . 314 
. Garrood, J. R. Note on a case of Intestinal Myiasis . . 315 
Balfour, Andrew. Note regarding the new Buffalo Spiro- 
chaete ........... 319 
Nuttall, George H. F. Remarks on the foregoing Note by 
Dr Andrew Balfour.321 
Nicoll, William. On the Entozoa of Fishes from the Firth of 
Clyde. (Plate XXIX.).322 
SwELLENGREBEL, N. H. and STRICKLAND, C. The Development 
of Trypanosoma lewisi outside the Vertebrate Host. (21 
Diagrams.) .......... 3G0 
Publications Received.390 
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