TRANSACTIONS 



OF THE 



ROYAL SOCIETY OF EDINBURGH. 



VOLUME XLVI. PAET III.— SESSION 1908-9. 



CONTENTS. 



No. 



XIX. On Lepidophloios Scottii (a new species from the Calciferous Sandstone series at Petty cur, 

 Fife). By Wm. T. Gordon, M.A., B.Sc, Carnegie Research Scholar in Geology, 

 Edinburgh University. (With Three Plates), ...... 



(Issued separately November 23, 1908.) 



XX. An Investigation of the Seiches of Loch Earn by the Scottish Lake Survey. Part III. — 

 Observations to Determine the Periods and Nodes Part IV. — Effect of Meteorological 

 Conditions upon the Denivellation of Lakes. Part V. — Mathematical Appendix on the 

 Effect of Pressure Disturbances upon the Seiches in a Symmetric Parabolic Lake. By 

 Professor Chrystal, ......... 



(Issued separately November 24, 1908.) 



XXI. The Structure of Turrilepas Peachi and its Allies. By F. R. Cowper Reed, M.A., F.G.S. 

 (With a Plate), ......... 



(Issued separately December 24, 1908.) 



XXII. Asteries, Ophiures et itchinidcs de V Expedition Antarctique Nationale Ecossaise. Par le 

 Dr. R. Koehler, Professeur de Zoologie a l'Universite de Lyon. (Avec seize 

 Planches), .......... 



(Issued separately December 16, 1908.) 



III. By R. Kidston, LL.D., F.R.S. L. & E, F.G.S., 

 Foreign Mem. R. isi zu St Petersburg; and D. T. Gwynne-Vaughan, 



M.A., F.L.S., Lecturer in Botany, Biikbeck College, London. (Plates I. -VIII.), 

 (Issued separately January 23, 1909.) 



XXIV. A Monograph on the general Morphology of the Myxinoid Fishes, based on a study of Myxine. 

 Part III. — Further Observations on the Skeleton. By Frank J. Cole, B.Sc. Oxon. 

 (With One Plate), ......... 



(Issued separately February 18, 1909.) 



Index, ............ 



Page 



443 



455 



519 



529 



651 



669 



683 



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