520 



INDEX. 



Birds, further remarks on the sense of 

 sight in, 107. 



Bishop (J.), obituary notice of, v. 



Bombay, on the diurnal variations of the 

 wind and barometric pressure at, 384. 



Bosanquet (R. H. M.), on just intonation 

 in music, with a description of a new 

 instrument for the easy control of all 

 systems of tuning other than the ordi- 

 nary equal temperament, 131. 



Bosphorus and Dardanelles, on the cur- 

 rents and undercurrents of the, 387. 



Bramwell (F. J.), admitted, 348. 



Britannia and Conway tubular iron 

 bridges, magnetical observations in the, 



Brodie (Sir B. C), note on the synthesis 

 of marsh-gas and formic acid, and on 

 the electric decomposition of carbonic 

 oxide, 245. 



, on the action of electricity on gases : 



No. II. On the electric decomposition 

 of carbonic-acid gas, 483. 



Brunton (T. L.) and Fayrer (J.) on the 

 nature and physiological action of the 

 poison of Naja tripudians and other 

 Indian venomous snakes : Part I., 358. 



Calculi, on the structural composition of 

 urinary, 81. 



Calver (E. K.), admitted, 348. 



Candidates for election, list of, March 6, 

 1873, 202. 



selected, list of, May 1, 1873, 274. 



Carbonic-acid gas, on the electric decom- 

 position of, 483. 



Carbonic oxide, on the electric decomposi- 

 tion of, 245. 



Carter (H. J.), Royal medal awarded to, 31 . 



(H. V.) on the structural composi- 

 tion of urinary calculi, 81. 



Cayley (A.) on curvature and orthogonal 

 surfaces, 166. 



Ceylon, Land-Planarians of, on the ana- 

 tomy and histology of, with some ac- 

 count of their habits, and a description 

 of two new species, and with notes on 

 the anatomy of some European aquatic 

 species, 169. 



Chambers (F.), the diurnal variations of 

 the wind and barometric pressure at 

 Bombay, 384. 



(C. & F.) on the mathematical ex- 

 pression of observations of complex 

 periodical phenomena, and on planetary 

 influence on the earth's magnetism, 384. 



Childers (Rt. Hon. H. C. E.), elected, 111 ; 

 admitted, 147. 



Chromatology, on comparative vegetable, 

 442. 



Chromic oxalate, on the optical properties 

 of a new, 499. 



Chromosphere, on a new method of view- 

 ing the, 105. 



Ciliary body, on the anatomy of the, 

 423. 



Circular solar spectra, researches in, ap- 

 plied to test residuary aberration in 

 microscopes and telescopes, and the 

 construction of a compensating eye- 

 piece, 426. 



Clark (L.) on a standard voltaic battery, 

 422. 



Clarke (A. R.), results of the comparisons 

 of the standards of length of England, 

 Austria, Spain, United States, Cape of 

 Good Hope, and of a second Russian 

 standard, made at the Ordnance Survey 

 Office, Southampton, 407. 



Clifford (W. K.) on Mr. Spottiswoode's 

 contact problems, 425. 



Coal-measures, on the fossil plants of the, 

 86, 394. 



Cobalt, on a sulph-antimonial arsenide of, 

 292. 



Colouring-matter of the emerald, on the, 

 409. 



Colouring-matters derived from aromatic 



azodiamines, 56. 

 Conway and Britannia tubular iron 



bridges, magnetical observations in the, 



85. 



Copley medal awarded to F. Wohler, 

 30. 



Council, list of, 1, 32, 499. 



Croonian Lecture, on muscular irritability 



after systemic death, 339. 

 Crustaceans, on a new genus of amphipod, 



206. 



Dardanelles and Bosphorus, on the cur- 

 rents and undercurrents of the, 387. 



De La Rue (W.), Stewart (B.), and Loewy 

 (B.) on a tendency observed in sun- 

 spots to change alternately from the 

 one solar hemisphere to the other, 399. 



Des Cloizeaux (A. O.) on a new locality of 

 amblygonite, and on montebrasite, a 

 new hydrated aluminium and lithium 

 phosphate, 174. 



Dewar (J.) on the vapour-density of po- 

 tassium, 203. 



Bioncea muscipula, on the electrical phe- 

 nomena which accompany irritation of 

 the leaf of, 495. 



Direction, on visible, 213. 



Disk, on the heating of a, by rapid rota- 

 tion in vacuo, 309. 



Dittmar (W.) on the vapour-density of 

 potassium, 203. 



Divers (E.) on the union of ammonia ni- 

 trate with ammonia, 109. 



D'Omalius d'Halloy (J. B. J.), elected 

 foreign member, 499. 



