CONTENTS. 
——2.079300— 
SHES Be (VOL, EX XXL 
No. B 561.—November 26, 1910. 
PAGE 
Trypanosome Diseases of Dornestic Animals in Uganda. II.—Trypanosoma brucei 
(Plimmer and Bradford). By Colonel Sir David Bruce, C.B., F.R.S., A.M.S. ; 
Captains A. E. Hamerton, D.S.O., and H. R. Bateman, R.A.M.C. ; and Captain 
F. P. Mackie, I.M.S. (Sleeping Sickness Commission of the Royal Society, 
cama etO0S =O). (Plates £ ad 2) ol A Jicacsesilecsasghecen ses tartavevelssulstivcwcdsssveds’ I 
Trypanosome Diseases of Domestic Animals in Uganda. III.—T7rypanosoma vivax 
(Ziemann). By Colonel Sir David Bruce, C.B., F.R.S., A.M.S.; Captains 
A. E. Hamerton, D.S.0O., and H. R. Bateman, R.A.M.C.; and Captain 
F. P. Mackie, I.M.S. (Sleeping Sickness Commission of the Royal Society, 
SMC mS NO) UCL LALCS =O)! wactesabysainsclodisus sled vaieatasccosadslee Ces da'suee saddle name dees 15 
On the Peculiar Morphology of a Trypanosome from a Case of Sleeping Sickness 
and the Possibility of its being a New Species (7. rhodesiense). By 
J. W. W. Stephens, M.D. Cantab., D.P.H., and H. B. Fantham, D.Sc. Lond., 
B.A. Cantab. Communicated by Prof. Major R. Ross, F.R.S. (Plate 6)......... 28 
The Influence of Bacterial Endotoxins on Phagocytosis, including a New Method 
for the Differentiation of Bacteria. (Second Report.) By Leonard 8. Dudgeon, 
P. N. Panton, and H. A. F. Wilson. Communicated by Dr. F.W. Mott, F.R.S. 33 
On the Determination of the Chief Correlations between Collaterals in the Case of a 
Simple Mendelian Population Mating at Random. By E. C. Snow, B.A., 
Biometric Laboratory, University College, London. Communicated by Prof. 
Hera lece ATES OME Vel On aie atyate Sok se se cine esslsce slice atesith ra sare o'Ge owas ot Sure doe oS we paelots cassla nectar sae 37 
The Origin of the Hydrochloric Acid in the Gastric Tubules. By Mabel Purefoy 
FitzGerald. Communicated by Prof. A. B. Macallum, F.R.S. (Plates 7—9)... 56 
No. B 562.—December 19, 1910. 
The Effect of Gravity upon the Movements and Aggregation of Euglena viridis, 
Ehrb., and other Micro-organisms. By Harold Wager, F.R.S. (Abstract)...... 94 
Some Investigations Dealing with the State of Aggregation of Matter. 
Parts I—III. By 8S. B. Schryver, D.Sc., Ph.D., Chemist to the Research 
Institute of the Cancer Hospital. Communicated by Prof. E. H. Starling, 
M.D., F.R.S. 
On a Remarkable Pharetronid Sponge from Christmas Island. By R. Kirkpatrick. 
Communicated by S.\F. Harmer, F.R.S. (Plates 10 and 11) ..............cececeeees 124 
