CONTENTS 
{All rights reserved) 
Gilchrist, J. D. F. The Life History of Distoma luteum n. sp., 
with Notes on some Cercariae and Rediae found in S. Africa 
Dobell, Clifford, and Jeffs, Margaret, W. A Study of the 
Diverse Races of Entamoeba histolytica distinguishable 
from one another by the dimensions of their Cysts. (With 
7 Text-figures and Plate VI). 
Jeffs, Margaret W., and Dobell, Clifford. Dientamoeba 
fmgilis n. g., n. sp., a new Intestinal Amoeba from Man. 
(With Plate VII). 
Nicoll, William. The Trematode Parasites of North Queens¬ 
land. IV. Parasites of Reptiles and Frogs. (With 
Plate VIII). 
Nutt ALL, George H. F. The Pathological Effects of Phthirus 
pubis ........... 
Nuttall, George H. F. The'Biology of Phthirus pubis. (With 
9 Text-figures) ......... 
Keilin, D. On the occurrence of a Cephaline Gregarine, 
Leidyana tinei n. sp., in Lepidopterous larvae. (With 
1 Text-figure and Plate IX) ...... 
PAGE 
311 
320 
352 
368 
375 
383 
406 
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