Index. 



799 



Metameric compounds, action of, on 



plants, 613. 

 Meteorites, speculations on the source 



of, 227. 

 Meteors connected witli the first comet 



of 1870, 255. 

 Microscope, on the minimum visible in 



the, 248. 

 Minimum visible in the microscope, on 



the, 248. 

 Molecular condition of fluids, influence 



of the, on their motion when in rota- 

 tion, 55. 

 Morphine nitroprusside, 322. 

 Morphology of joints, on the, 781. 

 Mucic acid, compounds allied to, 33. 

 Muscular anomalies, 627. 

 Myology, abnormalities in human, 407. 



Native phosphates of aluminium, on 

 the constitution of the, 551. 



Nebula 37, H. IV., observations for 

 determining the parallax of the pla- 

 netary, 125. 



Negative pedal of a central conic, on 

 the (abstract), 151. 



Nerve-action in connexion with the 

 sense of taste, 257, 268. 



New Zealand glaciers, a journey among 

 the, 642. 



Nickel and cobalt, coloiu: relations and 

 colorimetric estimation of, 131. 



Nickel, formation and composition of 

 some complex oxides of, 101. 



Nicotiana longiflora, action of metame- 

 ric compounds on, 613. 



Nicotine nitroprussides, 323. 



Nitrification, observations on, 242. 



Nitiites, new method for the determina- 

 tion of the, 563. 



Nitroprussides, preliminary report on 

 some new organic, 313. 



strychnine, 

 bmcine, . . 

 quinine, . . 

 cinchonine, . 

 quinidine, . 

 cinchonidine, 

 veratrine, . 

 morphine, . 

 nicotine, 



313 

 318 

 318 

 320 

 321 

 321 

 321 

 322 

 323 



Observatory at Peking, instruments in 

 the old, 468. 



Occultations and eclipses, computation 

 of, 183. 



Olivine basalt of Carnmoney-hiU, mi- 

 croscopical structure of, 166. 



Osteology of two Negroes, on the, 

 347. 



Oxygen in water, Schutzenberger's pro- 

 cess for the volumetric estimation of, 

 135. 



Palamow coal-field district, Hnes of 



faulting of the, 310. 

 Parallax, observations in search of stars 



with a large annual, 215. 

 of 61 (A), Cygni, researches 



on, 209. 



-, researches on annual, 355. 



Parchment, revi-val of manuscripts on, 

 64. 



Peaty waters, report on the clearing of, 

 447, 596. 



Peking, instruments in the old observa- 

 tory at, 468. 



Phascolarctos cinereus, 335. 



Planetary nebula 37, H. IV., observa- 

 tions for determining the parallax of, 

 125. 



Plates, description of — 



II. 



III. 



IV. 



V. 



VI. 



VII. 



VIII. 



IX. 



X. 



XI. 



XII. 



XIII. 



XIV. 



XV. 



XVI. 



XVII. 



XVIII. 



XIX. 



XX. 



XXI. 



2 



11 



87 

 191 

 201 

 204 

 198 

 237 

 237 

 335 

 336 

 336 

 336 

 461 

 461 

 600 

 500 

 651 

 656 

 771 

 795 



Porter, albuminoid matters, alcohol and 

 phosphates, in, 109. 



Precession, a new determination of the 

 constant of, 617. 



Premaxillo-frontal suture in the skull 

 of the koala, 335. 



Pyrrol and its derivatives, further ob- 

 servations on, 168. 



Pyrrol, bases derived from, 33. 



Quadric, on the equation of a tangent 



cone to a, 594. 

 Quinidine nitroprusside, 321. 



R. I. A. PROC, SER. II., VOL. III. — SCIENCE. 



4 I 



