VI 
Contents 
No. 2 (July). 
Warburton, Cecil. On four new Species and two new Varieties 
of the Ixodid Genus ITaemaphysalis. (With 8 Text-figures) 
Nuttall, G. H. F. Notes on Ticks. III. On four new Species of 
Ixodes. (With 4 Text-figures) ....... 
Nuttall, George H. F. Parthenogenesis in Ticks. (Preliminary 
note) ........... 
Nicoll, William. Recent Progress in our Knowledge of Parasitic 
Worms. A Paper read at the British Association for the Ad¬ 
vancement of Science. Annual Meeting 1912, Section D. — 
Zoology ........... 
Bisiiopr, F. C. and Wood, H. P. The Biology of some North 
American Ticks of the Genus Denaacentor. (With Plates X 
to XII and 1 Map) ......... 
Nicoll, Willi.vji. Trematode Parasites from Food-Fishes of the 
Noi'tli Sea. (With Plate XIII) ...... 
NuTT.rLL, George H. F. lUdpiceplLalus appendlculatus : Varia¬ 
tion in Size and Structure due to Nutrition. (Witli 4 Text- 
figures) ........... 
Cunlifpe, Norman. The Variability of Rhipicepludus pulcliellus 
(Gerstacker, 1873), together with its Geographical Distribu¬ 
tion. (With G Text-figures) ....... 
No. 3 (October). 
Robinson, L. E. and Davidson, J. The Anatomy of Aryas persicus 
(Oken 1818). (With Plates XIV-XVII and 8 Text-figures) . 
Lewin, Kenneth R. The Nuclear Structure and the Sporulation 
of Agrippina honn Strickland. (With Plate XVIII and 8 Text- 
figures) ........... 
Braddon, W. Leonard. Some peculiar and probably Specific Bodies 
in the Erythrocytes in Rinderpest and another allied Disease. 
With some Observations on the Specimens by Col. Sir Wm. 
Leishman and Prof. E. A. Minchin. (With Plate XIX) . 
J OHNSON, J. Charles. Observations on Mammalian Erythrocytes 
p.mE 
121 
131 
139 
141 
1.53 
188 
19.5 
204 
217 
257 
265 
276 
