PROCEEDINGS 



OF 



THE ROYAL SOCIETY. 



Series B. Vol. 78. 



No. B523. 



BIOLOGICAL SCIENCES. 



CONTENTS. 



Page 



An Investigation into the Structure of the Lumbo-sacral-coccygeal Cord of 

 the Macaque Monkey (Macacus sinicus). By MABEL PUREFOY 

 FITZGERALD 88 



Cyanogenesis in Plants. Part IV. — The Occurrence of Phaseolunatin in 

 Common Flax (Linum usitatissimum). By WYNDHAM R. DUNSTAN, 

 M.A., LL.D., F.R.S., T. A. HENRY, D.Sc, Principal Assistant in the 

 Scientific and Technical Department of the Imperial Institute, and 

 S. J. M. AULD, Ph.D 145 



Cyanogenesis in Plants. Part V. — The Occurrence of Phaseolunatin in 

 Cassava (Manihot Aipi and Manihot utilissima). By WYNDHAM R. 

 DUNSTAN, M.A., LL.D., F.R.S., T. A. HENRY, D.Sc, Principal Assistant 

 in the Scientific and Technical Department of the Imperial Institute, 

 and S. J. M. AULD, Ph.D . 152 



The Action of Anaesthetics on Living Tissues. Part II. — The Frog's 



Skin. By N. H. ALCOCK, M.D 159 



printed FOR THE ROYAL SOCIET/ <$nd so/d J fo. 



HARRISON & SONS, 45, ST. MARTIN'S LkN6,W&arfiDq{}lQ6W. 



Price Tzvo Shillings and Six. 



o 1 



No. B 523. 



August 7, 1906. 



