XX 



INDEX. 



Coal -measures, on the organisation of 

 the fossil plants of the. Part XVII 

 (Williamson), 294. 



Cobalt, on the effects of pressure on the 

 magnetisation of (Chree), 41. 



Cobalt, nickel, and iron, on the effect 

 of tension upon magnetic changes of 

 length in wires of (Bid well), 469. 



the internal friction of, 



studied by means of magnetic cycles 

 of very minute range (Tomlinson), 13. 



Cobbold (Dr.) obituary notice of, iv. 



Colour-blindness and colour-perception, 

 a new theory of (Edridge-Green),l76. 



Comets and auroras, comparison of the 

 spectra of nebulas and stars of groups 

 I and II with those of (Lockyer), 

 28. 



Conroy (Sir J.) some observations on the 

 amount of luminous and non-lumin- 

 ous radiation emitted by a gas name, 

 41, 55. 1 



Council, ballot for a member of, 137, 

 142. 



Crangon vulgaris, the variations occur- 

 ring in (Weldon), 445. 



Cranial nerves of the torpedo, the. Pre- 

 liminary note (Ewart), 290. 



Croonian lecture (Ward), 213, 393. 



Crustacea, the variations occurring in 

 certain decapod. — I. Crangon vul- 

 garis (Weldon), 445. 



Cyanogen reaction of proteids, a 

 (G-nezda), 202. 



Cylindrical and spherical thin elastic 

 shells, on the extension and flexure 

 of (Basset), 45. 



Cystin, on a fermentation causing the 

 separation of. Preliminary commu- 

 nication (Delepine), 198. 



Delepine (S.) on a fermentation causing 

 the separation of cystin. Preliminary 

 communication, 198. 



Dickinson (W. L.) and J. N. Langley, 

 on the progressive paralysis of the 

 different classes of nerve cells in the 

 superior cervical ganglion, 379. 



Digestions, a comparative study of 

 natural and artificial. Preliminary 

 account (Lea), 192. 



Downing (Capt.) notes on some peculiar 

 relations which appear in the great 

 pyramid from the precise measure- 

 ments of Mr. Flinders Petrie, 459. 



Edridge- Green (F. W.) a new theory of 

 colour-blindness and colour-percep- 

 tion, 176. 



Edwards (G-. S.) and W. de W. Abney, 

 on the effect of the spectrum on the 

 haloid salts of silver, 22, 249. 



Electric discharge between electrodes at 



different temperatures in air and in 



high vacua, on (Fleming), 118. 

 Electricity, a determination of " v," the 



ratio of the electromagnetic unit of, 



to the electrostatic unit (Thomson, 



and Searle), 376. 

 the discharge of, from glowing 



metals (Stanton), 559. 

 through gases. Preliminary 



communication, — Bakerian lecture 



(Schuster), 300, 526. 

 Equations, memoir on the symmetrical 



functions of the roots of systems of 



(MacMahon), 176. 

 Ewart (J. C.) on the development of 



the ciliary or motor oculi ganglion, 



287. 



the cranial nerves of the torpedo. 



Preliminary note, 290. 



Ferment, the nitrifying process and its 

 specific (Frankland and Frankland), 

 296. 



Fermentation causing the separation of 

 cystin, on a. Preliminary communi- 

 cation (Delepine), 198. 



Fistula, observations on the secretion of 

 bile in a case of biliary (Bobson), 

 499. 



Fixation of free nitrogen, new experi- 

 ments on the question of the. Pre- 

 liminary notice (Lawes and Gilbert), 

 85. 



Fleming (J. A.) on electric discharge 

 between electrodes at different tem- 

 peratures in air and in high vacua, 

 118. 



Foreign members elected, 1. 



Fossil plants of the coal-measures, on 

 the organisation of the. Part XVII 

 (Williamson), 294. 



Frankland (P. F.) and Gr. C. Frank- 

 land, the nitrifying process and its 

 specific ferment, 296. 



Free stream lines, the theory of 

 (Miehell), 129. 



Friction, internal, of iron, nickel, and 

 cobalt, studied by means of magnetic 

 cycles of \ery minute range (Tomlin- 

 son), 13. 



G-anglion, on the development of the 

 ciliary or motor oculi (Ewart), 287. 



on the progressive paralysis of the 



different classes of nerve cells in the 

 superior cervical (Langley and Dick- 

 inson), 379. 



Gas flame, some observations on the 

 amount of luminous and non-lumin- 

 ous radiation emitted by a (Conroy) , 

 41, 55. 



