vl 
CONTENTS. 
X. The Influence of the Ratio of Width to Thickness upon the Apparent 
Strength and Ductility of Flat Test-bars of Mild Steel. By 
W. Gorvon, B.Sc., A.M.I.Mech.E., Lecturer in Mechanical Engineer- 
ing in Leith Technical College; and G. H. Gutiiver, B.S&c., 
A.M.I.Mech.E., Lecturer in Engineering in the University of 
Edinburgh, 
XI. A Monograph on the general Morphology of the Myxinoid Fishes, 
based on a study of Myxine. Part IV.—On some Peculrarities 
of the Afferent and Efferent Branchial Arteries of Myaxine. By 
F. J. Corn, D.Sc., Oxon., Professor of Zoology, University College, 
Reading. (With One Plate), 
PART II. (1911-12.) 
XI. The Effect of changing the Daily Routine on the Diurnal Rhythm mn 
Body Temperature. By SuraEritanp Stupson, M.D., D.Sc. (From 
the Physiological Laboratory, Medical College, Cornell University, 
Ithaca, N.Y., U.S.A.) (With Thirteen Figures in the Text), 
XIII. On the Carboniferous Flora of Berwickshire. Part I.—Stenomyelon 
Tuedianum Kidston. By R. Kipston, LL.D., F.R.8.; and D. T. 
Gwynne-Vaucuan, M.A., Professor of Botany, Queen’s University, 
Belfast. (Plates L.-IV.), 
XIV. The Cephalopoda of the Scottish National Antarctic Expedition. By 
Wi.u1am Evans Hoytie, M.A., D.Sce., 
XV. On Branchiura sowerby: Beddard, and on a new species of Limno- 
drilus with distinctive characters. By J. StepHenson, M.B., D.Sc. 
(Lond.); Major, Indian Medical Service; Professor of Biology, 
Government College, Lahore. (With Two Plates), . 
XVI. The Tunicata of the Scottish National Antarctic Expedition, 1902- 
1904. By W. A. Herpmay, D.Sc., F.R.S., Professor of Zoology in 
the University of Liverpool. (With One Plate), 
XVII. Scottish National Antarctic Expedition : Observations on the Anatomy 
of the Weddell Seal (Leptonychotes Weddelli). Part III. By Davin 
Hepsurn, M.D., C.M., Professor of Anatomy, University College, 
Cardiff (University of Wales), 
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