552 



INDEX. 



Primates, on the appendicular skeleton of, 

 320. 



Pyrophosplioric acid, on, 510. 

 amides, on the, 509. 



Qaantics, eighth memoir on, 330. 



Quinine, on a fluorescent substance resem- 

 bling, in animals, 73. 



, on the rate of passage of, into the 



vascular and non-vascular textures of 

 the body, 87. 



Quintenyldiphenyldiamine, 60. 



Radclifie (C. B.), an account of experi- 

 ments in some of which electroscopic in- 

 dications of animal electricity were de- 

 tected for the first time by a new method 

 of experimenting, 156. 



Radiation and absorption, sixth memoir 

 on, 5. 



Rankine (W. J. M.), note on Mr. Merri- 

 field's new method of calculating the 

 statical stability of a ship, 396. 



■ , on a property of curves which fulfil 



the condition f^^+^=0, 468. 



Ransom (W.H.), observations on the ovum 

 of osseous fishes, 226. 



Respiration, influence of, on the circula- 

 tion of the blood, 391. 



Rest and exercise, effect of, on the elimina- 

 tion of nitrogen by the kidneys and in- 

 testines, 339. 



Retina, human, anatomy of the Fovea cen- 

 tralis of, 189. 



Bhinoceros le'ptorMnus, on the dentition 

 of, 106. 



Bhynchocejohalus, 460. 



Richards (Capt.) admitted, 189. 



Richardson (T.) admitted, 405. 



Richardson (Sir J.), obituary notice of, 

 xxxvii. 



Riemann (Gr. F. B.) elected foreign mem- 

 ber, 189. 



Rigid body, on the motion of a, about a 

 fixed point, 139. 



Rigidities, experiments on torsion and 

 flexure for the determination of, 356. 



Robinson (Rev. T. R.) on the means of in- 

 creasing the quantity of electricity given 

 by induction-machines, 171. 



Rose (Gr.) elected foreign member, 189. 



Rotation, on uniform, 71. 



Royal medal awarded to W. Huggins, 

 280 ; to W. K. Parker, 282. 



Rum ford medal awarded to A. II. L. 

 Fizeau, 283. 



Russell (W. H. L.) admitted, 189. 



Sabine (Lieut.-Gen. E.), note on a corre- 

 spondence between Her Majesty's Go- 

 vernment and the President and Coun- 



cil of the Royal Society regarding me- 

 teorological observations to be made by 

 sea and land, 29. 



Sabine (Lieut.-Gen. E.), contributions to 

 terrestrial magnetism (No. X.), 209. 



, results of the magnetic observations 



at the Kew Observatory : No. III. Lunar 

 diurnal variation of the three magnetic 

 elements, 249. 



, note on Prof de Souza's paper, 474. 



Sanderson (J. B.) on the influence exerted 

 by the movements of respiration on the 

 circulation of the blood, 391. 



Schorlemmer (C), note on the amyl-com- 

 pounds derived from petroleum, 131. 



on a new series of hydrocarbons de- 

 rived from coal-tar, 132. 



Schunck (E.) on the colouring and extrac- 

 tive matters of urine : Part I., 1 ; Part 

 II., 222. 



on a crystalline fatty acid from hu- 

 man urine, 258. 



on oxalurate of ammonia as a con- 

 stituent of human urine, 259. 



Selwyn (Rev. Canon) admitted, 209. 



Shanks (W.) on the calculation of the nu- 

 merical value of Euler's constant, which 

 Professor Price, of Oxford, calls E, 429. 



Sliip, new method of calculating the sta- 

 tical stability of a, 332 ; note on, 396. 



Siemens (C. W.) on uniform rotation, 71. 



on the conversion of dynamical into 



electrical force without the aid of per- 

 manent magnetism, 367. 



Silicon, gTaphitoidal, on the forms of, 11. 



Silurian life, geographical distribution of, 

 384. 



Smith (A.) on the tidal currents on the 



west coast of Scotland, 42. 

 Smith (H. J. S.) on the orders and genera 



of ternary quadratic forms, 387. 

 Smyth (Admiral W. H.), obituary notice 



of, xliii. 



Sorby (H. C.) on a definite method of 

 qualitative analysis of animal and vege- 

 table colouring-matters by means of the 

 spectrum-microscope, 433. 



Sound, transmission of, through a cylin- 

 drical tube, on Poisson's solution of the 

 accurate equations applicable to, 306. 



Southern telescope, notice of, 273. 



Spectra of the nebulae, fm-ther observa- 

 tions on, 17. 



Spectroscopic observations of the sun, 

 256. 



Spectrum of comet 1, 1866, 5. 



of a new star in Corona Borealis, 



146. 



microscope, on a definite method of 



qualitative analysis of animal and vege- 

 table colouring-matters by means of 

 the, 433. 



Standards of length of England, France, 



