﻿PROCEEDINGS 
  

  

  OF 
  

  

  THE 
  ROYAL 
  SOCIETY. 
  

  

  Series 
  B. 
  Vol. 
  91. 
  

  

  No. 
  B 
  639. 
  

  

  BIOLOGICAL 
  SCIENCES. 
  

  

  CONTENTS. 
  

  

  Page 
  

  

  On 
  the 
  Development 
  of 
  the 
  Auditory 
  Apparatus 
  in 
  Sphenodon 
  punctatus. 
  

  

  (Abstract.) 
  By 
  F. 
  J. 
  WYETH. 
  M.A.. 
  B.Sc. 
  B.D 
  224 
  

  

  The 
  Physiological 
  Cost 
  of 
  Muscular 
  Work 
  Measured 
  by 
  the 
  Discharge 
  of 
  

   Carbon 
  Dioxide. 
  Part 
  II. 
  — 
  The 
  Energy 
  Output 
  of 
  Labourers 
  on 
  Cold 
  

   Storage 
  Work. 
  By 
  A. 
  D. 
  WALLER. 
  M.D.. 
  F.R.S., 
  with 
  the 
  assistance 
  of 
  

   Miss 
  G. 
  DE 
  DECKER 
  229 
  

  

  Experimental 
  Researches 
  on 
  Vegetable 
  Assimilation 
  and 
  Respiration. 
  

   XIII. 
  — 
  The 
  Development 
  of 
  Photosynthetic 
  Activity 
  during 
  Germination. 
  

   By 
  G. 
  E. 
  BRIGGS. 
  Demonstrator 
  in 
  Plant 
  Physiology 
  in 
  the 
  University 
  

   of 
  Cambridge 
  . 
  . 
  . 
  . 
  . 
  . 
  . 
  . 
  . 
  .. 
  . 
  249 
  

  

  Studies 
  on 
  Synapsis. 
  I. 
  — 
  Oogenesis 
  in 
  the 
  Hymenoptera. 
  By 
  LANCELOT 
  

   T. 
  HOGBEN. 
  M.A. 
  (Cantab.), 
  B.Sc. 
  (Lecturer 
  in 
  Zoology, 
  Imperial 
  College 
  

   of 
  Science, 
  London). 
  (Plates 
  4-9) 
  ....... 
  268 
  

  

  PRINTED 
  AND 
  PUBLISHED 
  FOR 
  THE 
  ROYAL 
  SOCIETY 
  BY 
  

   HARRISON 
  & 
  SONS, 
  44-47, 
  ST. 
  MARTIN'S 
  LANE. 
  LONDON. 
  W.C.2 
  

  

  Price 
  Four 
  Shillings 
  and 
  Sixpence. 
  

  

  No. 
  B 
  639. 
  

  

  June 
  1, 
  1920. 
  

  

  