554 



INDEX. 



Sphygmograph-trace, on some points con- 

 nected with the circulation of the blood, 



arrived at from a study of the, 291 . 

 Spottiswoode (W.) on combinations of 



colour by means of polarized light, 354. 

 Stenhouse ( J.), contributions to the history 



of the orcins : No. IV. On the iodo- 



derivatives of the orcins, 53. 

 Stewart (B.) and Schuster (A.), pre- 



liminai-y experiments on a magnetized 



copper wire, 311. 



Stromboli, on the mechanism of, 473, 496. 

 Structure and development of Peripatus 



capensis, on the, 344. 



of Thaumops pellucidct, on the, 42. 



Studies on biogenesis, 289. 



Substances, on the alleged expansion of 



various, on solidification, 366. 

 Sun, spectroscopic observations of the, 



247. 

 spot period and the rainfall, on the, 



469. 

 spots, on the period of hemispheral 



excess of, and the 26- day period of 



terrestrial magnetism, 43. 

 Surface-evaporation and condensation, on, 



401. 



Temperatures of the sea at various depths 

 below the surface, 462. 



Terrestrial magnetism, contributions to : 

 No. XIV., 461. 



, on the 26-day period of, 



43. 



Thaumops pellucida, on the male, and the 

 structure of, 42. 



Thermometer, on a new deep-sea, 238. 



Thermometric observations in the Alps, 

 on some winter, 317. 



Thin (G-.), a contribution to the anatomy 

 of connective tissue, nerve, and muscle, 

 with special reference to their connexion 

 with the lymphatic system, 380, 515. 



Thomson (J.), a quantitative investigation 

 of certain relations between the gaseous, 

 the liquid, and the solid states of water- 

 substance, 27. 



(W.) on dredgings and deep-sea 



soundings in the South Atlantic, 423. 



Tiemann (F.) and Haarmann (W.) on 

 coniferine, and its conversion into the 

 aromatic principle of vanilla, 398. 



Transformation of elliptic functions, on 

 the, 56. 



Trust funds, 16-18. 



Tupper (J. L.) on the centre of motion in 

 the human eye, 429. 



Tyndall (J.), experimental demonstrations 

 of the stoppage of sound by partial 

 reflections in a non-homogeneous atmo- 

 sphere, 190. 



, preliminary account of an investi- 

 gation on the transmission of sound by 

 the atmosphere, 58, 359. 



on some recent experiments with a 



fireman's respirator, 359. 



Uterus, on the structure of the mucous 

 membrane of the, and its periodical 

 changes, 297. 



Vanilla, on coniferine and its conversion 

 into the aromatic principle of, 398. 



Vapours, metallic and rnetalloidal, on the 

 absorption of great thicknesses of, 371. 



Vice-Presidents appointed, 27. 



Viscous fluid in motion, on double refrac- 

 tion in a, 46. 



Volcanic energy : an attempt to develop 

 its true origin and cosmical relations, 

 328. 



Water, on the adiabatics and isothermals 



of, 451. 



substance, a quantitative investiga- 

 tion of Certain relations between the 



gaseous, the liquid, and the solid states 



of, 27. 

 Watney (H.) on the minute anatomy of 



the alimentary canal, 293. 

 Wave of oscillation, on the uniform, 350. 

 White lines in the solar spectrum, on, 



221. 

 Willemoes-Suhm (E. von) on the male 



and the structure of Thaumops pcl- 



lucida, 42. 

 Williams (J.) on the structure of the 



mucous membrane of the uterus and its 



periodical changes, 297. 

 Williamson (W. C.) on the organization 



of the fossil plants of the coal-measures : 



Part VI. Ferns, 248. 

 Wilson (C. W.), admitted, 362. 

 Winds of Northern India, on the, 210. 



Zambra (J. W.) and Negretti (H.) on a 



new deep-sea thermometer, 238. 

 Zi-Ka-Wei, magnetic observations at, 440. 



XD OF THE TWENTY-SECOND VOLUME. 



PRINTED BY TAYLOR AND FRANCIS, 

 RED LION COURT, FLEET STREET. 



