CONTENTS. 



PART II. SCOTTISH NATIONAL ANTARCTIC EXPEDITION : OBSERVATIONS ON THB ANATOMY OF 

 THE WBDDBLL SEAL (Leptonychotes Weddelli). By DAVID HEPBURN. M.D., Professor of 

 Anatomy, University College, Cardiff (University of Wales). (With One Plate). PART I. 1-12 



(MS. received February 22, 1909. Read June 7th, 1909. Issued separately May 25, 1909.) 



PART III. SCOTTISH NATIONAL ANTARCTIC EXPEDITION : OSTEOLOGY OF ANTARCTIC SEALS. By 



ROBERT B. THOMSON, M.B., Ch.B., University of Edinburgh. (With One Plate) . . 13-32 



(MS. received April 26, 1909. Read July 4, 1909. Issued separately October 12, 1909.) 



PART IV. REPORT UPON THE ANATOMY AND EMBRYOLOGY OF THE PENGUINS COLLECTED BY 

 THE SCOTTISH NATIONAL ANTARCTIC EXPEDITION: Comprising (1) Some Features in the 

 Anatomy of the Penguin ; (2) The Embryology of the Penguin : A Study in Embryonic 

 Regression and Progression. By D. WATERSTON, M.A., M.D., F.R.C.S.E., and A. CAMPBELL 

 GBDDBS, M.D. (From the Laboratory of the Anatomical Department, The University, 

 Edinburgh.) (With Three Plates) ...... 33-58 



(MS. received March 11, 1909. Read February 3, 1908. Issued separately October 21, 1909.) 



PART V. SCOTTISH NATIONAL ANTARCTIC EXPEDITION : OBSERVATIONS ON THE ANATOMY OF 

 THE WEDDELL SEAL (Leptonychotes Weddelli). By DAVID HKPBUBN, M.D., C.M., F.R.S.E., 

 Professor of Anatomy, University College, Cardiff (University of Wales). PART IT. : 

 GENITO-URINARY ORGANS ... ...... 59-66 



(MS. received December 4, 1911. Read January 8, 1912. Issued separately January 19, 1912.) 



PART VI. SCOTTISH NATIONAL ANTARCTIC EXPEDITION : OBSERVATIONS ON THE ANATOMY OF 

 THE WEDDELL SEAL (Leptonychotes Weddelli). By DAVID HEPBURN, M.D., C.M., Pro- 

 fessor of Anatomy, University College, Cardiff (University of Wales). PART III. : THE 

 RESPIRATORY SYSTEM AND THE MECHANISM OF RESPIRATION .... 67-82 

 (MS. received March 28, 1912. Read June 3, 1912. Issued separately July 18, 1912.) 



PART VII. THE TUNICATA OF THE SCOTTISH NATIONAL ANTARCTIC EXPEDITION. By W. A. 

 HERDMAN, D.Sc., F.R.S., Professor of Zoology in the University of Liverpool. (With 

 One Plate) .......... 83-102 



(MS. received January 8, 1912. Read February 19, 1912. Issued separately July 3, 1912.) 



PART VIII. SCOTTISH NATIONAL ANTARCTIC EXPEDITION : NOTES ON SOME FRESHWATER 

 FISHES FROM BUENOS AIRES. By R. S. CLARK, M.A., B.Sc., Scottish Oceanographical 

 Laboratory, Edinburgh. (With One Plate) . ... 103-110 



(Handed in July 2, 1912. Issued separately August 12, 1912.) 



