vi Contents 
0 • 
Nos. 3 and 4 (October, 1919) 
O’Connor, F. W. Intestinal Protozoa found during acute intestinal 
conditions amongst members of the Egyptian Expeditionary 
Force, 1916—1917. A Report to the Medical Research Com¬ 
mittee. (With Plate XI and 3 Text-figures) .... 
Leigh-Sharpe, W. Harold. The Genus Lernaeopoda. Including a 
description of L. mustelicola n.sp., remarks on L. galei and further 
observations on L. scyllicola. (With 7 Text-figures) 
Orr, Harold. A Practical Hot Air Disinfestor. (With 5 Text-figures) 
Keilin, D. and Nuttall, G. H. F. Hermaphroditism and other 
Abnormalities in Pediculus humanus. (With Plates XII—XVII 
and 28 Text-figures) ........ 
Nuttall, George H. F. The Systematic Position, Synonymy and 
Iconography of Pediculus humanus and Phthirus pubis 
Graham-Smith, G. S. Further Observations on the Habits and Para¬ 
sites of Common Flies. (With Plates XVIII, XIX, 23 Text- 
figures and 2 Charts) ........ 
Stewart, F. H. On the Life History of Ascaris lumbricoides L. 
Part IV. (With Plate XX) ....... 
Bacot, A. and Linzell, L. The Incubation Period of the Eggs of 
Haematopinus asini ........ 
Nuttall, George H. F. Observations on the Biology of the Ixodidae. 
Part III. Dealing with the behaviour of the sexes in Amblyomma 
hebraeum, Hyalomma aegyptium and Rhipicephalus bursa when 
upon the host .......... 
Baylis, H. A. On two new species of the cestode genus Oochoristica 
from Lizards. (With Plate XXI). 
Duke, H. Lyndhurst. Tsetse flies and Trypanosomiasis. Some ques¬ 
tions suggested by the later history of the sleeping sickness 
epidemic in Uganda Protectorate ...... 
Keilin, D. On the life-history and larval anatomy of Melinda cognata 
Meigen (Diptera Calliphorinae) parasitic in the snail Helicella 
(Heliomanes ) virgata da Costa, with an account of the other 
Diptera living upon Molluscs. (With Plates XXII—XXV and 
6 Text-figures) .......... 
Grove, A. J. The anatomy of the head and mouth parts of Psylla mali, 
the Apple sucker, with some remarks on the function of the labium. 
(With Plates XXVI—XXVIII and 1 Text-figure) 
PAGE 
239 
256 
267 
279 
329 
347 
385 
388 
394 
405 
415 
I 
430 
456 
