xiv 



INDEX. 



Psilotacese and Equisetacese, studies in 

 the morphology of spore-producing 

 members, preliminary statement on 

 the (Bower), 19. 



Eamsay (W.) and J. Shields, on the 

 variation of surface energy with tem- 

 perature, 150. 



Rayleigh (Lord) on the densities of the 

 principal gases, 134. 



Reid (T.) on a portable ophthalmo- 

 meter, 1. 



Reinold (A. W.) and A. W. Riicker, on 

 the thickness and electrical resistance 

 of thin liquid films, 394. 



Riicker (A. W.) and A. W. Reinold, on 

 the thickness and electrical resistance 

 of thin liquid films, 394. 



Russell (J. S. R.) an experimental in- 

 vestigation of the nerve roots which 

 enter into the formation of the 

 lumbo-sacral plexus of Macacus 

 rhesus, 459. 



on some circumstances under 



which the normal state of the knee- 

 jerk is altered, 430. 



Scott (A.) on the composition of water 

 by volume, 130. 



Sherrington (C. S.) further experi- 

 mental note on the correlation of 

 action of antagonistic muscles, 407. 



Shields (J.) and W. Ramsay, on the 

 variation of surface energy with tem- 

 perature, 150. 



Skate, the electric organ of the. Note 

 on an electric centre in the spinal 

 cord (Ewart), 388. 



Solar spectrum, on the geometrical con- 

 struction of the oxygen absorption 

 lines Great A, Great B, and a of the 

 (Higgs), 110. {Title only.) 



Sound and colour, analogy of (Mac- 

 donald), 375. {Title only.) 



Spectrum, on the geometrical construc- 

 tion of the oxvgen absorption lines 

 Great A, Great B, and a of the solar 

 (Higgs), 110. {Title only.) 



of thallium, and its relation to 



the homologous spectra of indium 

 and gallium, on the (Wilde), 369. 



Spore-producing members, studies in the 

 morphology of. Preliminary state- 

 ment on the Equisetacese and Psilo- 

 tacese (Bower), 19. 



Steam, the electrolysis of (Thomson), 

 90. 



Stewart (R. W.) the absolute thermal 

 conductivities of copper and iron, 151. 



Strachey (R.) harmonic analysis of 

 hourly observations of air tempera- 



ture and pressure at British observa- 

 tories, Part I, 66. 



Submergence of Western Europe and 

 of the Mediterranean coasts at the 

 close of the glacial or so-called post- 

 glacial period, on the evidences of a 

 (Prestwich), 80. 



Surface energy, on the variation of, with 

 temperature (Ramsay and Shields), 

 150. 



Surveyor (N. F.) and R. Boyce, upon 

 the existence of more than one fungus 

 in Madura disease (mycetoma), 110. 



Swinhoe (C.) on the mimetic forms of 

 certain butterflies of the genus Hypo- 

 limnas, 47. 



Thallium, on the spectrum of, and its 

 relation to the homologous spectra of 

 indium and gallium (Wilde), 369. 



Thermal conductivities of copper and 

 iron, the absolute (Stewart), 151. 



Thomson (James), obituary notice of, i. 



(J. J.) the electrolysis of steam, 



90. 



Tillie (J.) and T. R. Fraser, preliminary 

 notice on the arrow-poison of the 

 Wa Nyika and other tribes of East 

 Equatorial Africa, with special refer- 

 ence to the chemical properties and 

 pharmacological action of the wood 

 from which it is prepared, 153. 



Ulrich (G. H. F.) on a meteoric stone 

 found at Makariwa, near Invercargill, 

 New Zealand, 54. 



Urea in the blood of birds, and its 

 bearing upon the formation of uric 

 acid in the animal body, on the pre- 

 sence of (Garrod), 478. 



Uric acid in the animal body, on the 

 presence of urea in the blood of birds, 

 and its bearing upon the formation of 

 (Garrod), 478-. 



Variation of surface energy with tem- 

 perature on the (Ramsay), 150. 



Virchow (R.) admitted, 114. 



the position of pathology among 



biological studies. — Croonian lecture, 

 114. 



Viscosity, magnetic (Hopkinson, Wil- 

 son, and Lydall), 352. 



Vision, a new hypothesis concerning 

 (Haycraft), 78. {Title only.) 



Wa Nyika, arrow-poison of the (Fraser 



and Tillie), 153. 

 Ward (H. M.) further experiments on 



the action of light on Bacillus anthra- 



cis, 23. 



and P. F. Frankland, second 



