CONTENTS 
{All rights reserved') 
PAGE 
Stewart, F. H. On the Development of Ascaris lumbricoides 
and A. mystax in the Mouse. (With Plate IV) . . . 189 
Stewart, F. H. On the Life History of Ascaris lumbricoides L. 197 
Walton, Chas. L. Some Results of a Survey of the Agricultural 
Zoology of the Aberystwyth Area ..... 206 
Walton, Chas. L. Liver Rot of Sheep, and Bionomics of Limnaea 
truncatula in the Aberystwyth Area. (With 5 Text-figures) 232 
Weidman, Fred D. A Contribution to the Anatomy and Em¬ 
bryology of Cladorchis {Stichorchis ) subtriquetrus Rudolphi, 
1814 (Fischoeder, 1901). (With Plate Y and 2 Text-figures) 267 
Bacot, A. A Note on the period during which the Eggs of 
Stegoynyia fasciata (Aedes calopus) from Sierra Leone Stock 
retain their vitality in a Humid Temperature . . . 280 
Warburton, Cecil. Notes on Ticks. (With 3 Text-figures) . 284 
Nicoll, William. On the Occurrence of Hydatid Cysts in 
Monkeys .......... 288 
Nicoll, William. Dolichopera macalpini n. sp., a Trematode 
Parasite of Australian Poisonous Snakes .... 290 
Dobell, Clifford. Are Entamoeba histolytica and Entamoeba 
ranarum the same Species? ...... 294 
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