INDEX. 



623 



Parry (S'r W. E.), obituary notice of, 

 603. 



Pavy (F. W.), an experimental inquiry 

 into the nature of the metamorphosis 

 of saccharine matter, &c., 370, 371. 



Pendulum experiment, 573. 



Phenyl, on some new compounds of, 18. 



Phosphorus, pentachlorideof, decomposed 

 by sulphuric acid, 11. 



Phyllirrhoe bucephala, anatomy of, 363. 



Pig, Cysticercus cellulosce, a parasite of, 

 548. 



Planets, on the perihelia and nodes of, 

 295. 



Pliicker (J.), elected foreign member, 

 421. 



Polarity of diamagnetic force demon- 

 strated, 557. 



Pollock (Sir F.), proof of Fermat's first 

 and second theorems of the polygonal 

 numbers, 1. 



Polygonal numbers, proof of Fermat's 

 theorems of, 1. 



Polyhedra, on the classification of, 482 ; 

 on the representation of, 543. 



Pratt (Ven. J. H.) on the attraction of 

 the Himalaya mountains, &c. upon the 

 plumb-line in India, 176. 



on the effect of local attraction upon 



the plumb-line at stations on the Eng- 

 lish arc of the meridian, between Dun- 

 nose and Burleigh Moor, &c., 440. 



Printing-machine, 587. 



Ptychotis ajowan, oil of, 541. 



Quantics, introductory memoir on, 58 ; 

 second memoir on, 380. 



Radcliffe (C. B.), the physical theory of 

 muscular contraction, 183. 



Rainey (G.) on the structure and deve- 

 lopment of the Cysticercus cellulosce, 

 as found in the Pig, 548. 



Rankine (W. J. M.) on the general inte- 

 grals of the equations of the internal 

 equilibrium of an elastic solid, 196. 



on axes of elasticity and crystalline 



forms, 495. 



Ransom (W. H.) on the impregnation of 

 the ovum in the stickleback, 168. 



Rathke (H.), elected foreign member, 

 421. 



Retina, production of pictures on, 117. 



Retzius (A.), anatomical notices, 437. 



Robinson (G.) on the disintegration of 

 urinary calculi by the lateral disruptive 

 force of the electrical discharge, 99. 



Ross (Capt. Sir J. C.) on the effect of the 

 pressure of the atmosphere on the 

 mean level of the ocean, 123. 



Rosse (Earl of), anniversary address, 248. 



Rotifera, structure, functions, and homo- 

 logy of manducatory organs of, 292. 



Royal Medal awarded to J. D. Hooker, 

 261 ; A. W. Hofmann, 262; J. R. Hind, 

 574 ; J. 0. Westwood, 576. 



Rubian, action of alkalies and oxygen on , 

 477 ; of chlorine, 480. 



Rumford Medal awarded to N. Arnott, 

 263. 



Riimker (C.) elected foreign member,421. 



Russell (W. H. L.) on the theory of de- 

 finite integrals, 174. 



Sabine (Col. E.) on some conclusions de- 

 rived from the observations of the 

 magnetic declination at the observa- 

 tory of St. Helena, 67. 



, reply ... on the subject of marine 



meteorological observations, 342. 



Salmon, observations on the ova of, 362. 



Sanguiferous system (peculiar) in terebra- 

 tula and brachiopoda, 32. 



Saccharine matter, experimental inquiry 

 into the metamorphosis of, as a normal 

 process of the animal ceconomy, 371. 



Savory (W. S.) on the development of 

 striated muscular fibre in mammalia, 

 194. 



Scheutz (M.), committee's report on his 

 calculating machine, 499. 



Schlagintweit (A. H. and R.) on the tem- 

 perature and density of the seas be- 

 tween Southampton and Bombay via 

 the Mediterranean and Red Seas, 242. 



Science, relations of, to the State, 561. 



Schunck (E.) on rubian and its products 

 of decomposition, 477. 



Scoresby (Rev. W.), an inquiry into some 

 of the circumstances and principles 

 which regulate the production of pic- 

 tures on the retina of the human eye, 

 117. 



on the magnetism of iron ships, &c., 



431. 



Sea, between Southampton and Bombay, 

 temperature and density of, 242. 



, temperature and currents of, 354 ; 



storms at, 357. 



(primaeval), depth of, indicated by 



colour of fossil testacea, 21. 



Serieses, differential transformation and 

 reversion of, 219. 



Share (J. M.) on a decimal compass card, 

 381. 



Shells (land), on the growth of, 8. 



Sheepshanks (Rev. R.), obituary notice 

 of, 612. 



Spottiswoode (W.), researches on the 

 theory of invariants, 204. 



Starch, micro-chemical researches on the 

 digestion of, 225. 



3 H 



