TRANSACTIONS 



OF THE 



ROYAL SOCIETY OF EDINBURGH. 



VOLUME XLV. PART I.— FOR THE SESSION 1905-6. 



CONTENTS. 



Page 



I. Elimination in the case of Equality of Fractions whose Numerators and Denominators are 



Linear Function* of the Variables. By Thomas Muir, LL.D., . . . 1 



(Issued separately 6th January 1906.) 



II. 'The Varying Form of the Stomach in Man and the Anthropoid Ape. By D. J. Cunningham, 



M.D., D.Sc, D.C.L., LL.D., F.R.S. (With Four Plates), .... 9 



(Issued separately 17th February 1906.) V J&* 



I,, j£ ' 



III. The Development of the Skull and Visceral Arches in Lepidosiren and Protopterus. By y.^ 



W. E. Agar, B.A. (With Three Plates), ....... 49 xfcj*.. 



(Issued separately \bth August 1906.) 



IV. Observations on the Normal Temperature of the Monkey and its Diurnal Variation, and on the 



Effect of Changes in the Daily Routine on this Variation. By Sutherland Simpson, M.D., 

 D.Sc, and J. J. Galbraith, M.D. (With a Plate), ..... 65 



(Issued separately 23rd January 1906.) 



V. Distribution of the Cells in the Intei medio- Lateral Tract of the Spinal Cord. By Alexander 



Bruce, M.A., M.D., F.R.C.P.E., F.R.S.E. (With One Plate and Twenty-four Figures), . 105 

 (Issued separately 6th March 1906.) 



VI. The Igneous Geology of the Bathgate and Linlithgow Hills. Part II. — Petrography. By 



J. D. Falconer, M.A., B.Sc, F.G.S. ( With Three Plates), . . . .133 



(Issued separately \Wi August 1906.) 



VII. The Rotifera of the Scottish Lochs. By James Murray. (With Six Plates), . . . 151 



(Issued separately 14th June 1906.) 



VIII. On the Elevation of the Boiling Points of Aqueous Solutions of Electrolytes. By Rev. S. M. 



Johnston, D.Sc, ...... .... 193 



(Issued separately Wth July 1906.) 



IX. On the Relationship between Concentration and Electrolytic Conductivity in Concentrated 



Aqueous Solutions. By Professor John Gibson, ...... 211 



(Issued separately 2nd August 1906.) 



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