619 



Martyn (Dr. P.) on the function of the 

 thyroid body, 315. 



Masonry, mathematical theory of the 

 stability of, 60. 



Matteucci (C.), electro-physiological re- 

 searches. Tenth Series, Part I., 209. 



Medulla oblongata, 577. 



Metals, thermo-electricity of ferruginous, 

 355 ; electro-dynamic qualities of, 546. 



Metatnorphism of rocks, part which the 

 silicates of the alkalies may play in the, 

 458. 



Miller (W. H.) on the construction of the 

 imperial standard pound, and its copies 

 of platinum ; and on the comparison of 

 it with the Kilogramme des Archives, 

 Part I., 87 ; Part II., 144. 



Milne-Edwards (H.), Copley Medal 

 awarded to, 252. 



Moon, photography of the, 363. 



Muscular fibre, researches into the nature 

 of the involuntary, 212. 



Naphtha, Burmese, chemical examination 



of, 221. 



Naphthalamine, metamorphoses of, 10. 

 Nautilus, further observations on the 



anatomy and physiology of, 380. 

 Nerves, on the vagus and spinal accessory, 



69. 

 Nerves, motor and sensitive, retain their 



vital properties longer than muscles, 



600. 

 Newman (P.) on determinants, better 



called eliminants, 426. 

 Numbers, partition of, supplementary re- 

 searches on the, 573. 



Observatory of the Collegio Romano, de- 

 scription of the, 83. 



Ocular spectres, &c., 603. 



Oldham (Dr. H.) on two cases of hernia 

 of the ovaries, &c., 377. 



Organic acids containing nitrogen, new 

 series of, 198. 



Organo-metallic bodies, researches on, 

 198. 



Ovaries, history of two cases of hernia of 

 the, 377. 



Owen (R.) on the Sceljdothere (Scelido- 

 therium leptocephalum, Owen), a large 

 extinct terrestrial sloth, 312. 



on the placenta of the elephant, 471. 



Oxygen, on the condition of the, absorbed 

 into the blood during respiration, 78 ; 

 influence of, on the vital properties of 

 the spinal cord, nerves and muscles, 598. 



Ozone, density of, 498. 



Paget (J.) on the cause of the rhythmic 

 motion of the heart, 473. 



Pasteur (M.), Rumford Medal awarded 

 to, 254. 



Pendulum experiments in Harton Colliery, 

 13, 58. 



Perkin (W. H.) on some new colouring 

 matters, 48. 



Phillips (John), notes on the drawing of 

 " Copernicus," 73. 



Phillips (Reuben) on the aurora, 214. 



Phosphorus-bases, contributions towards 

 the history of the, 500 ; researches on 

 the, 523. 



Photo-chemical induction, phenomena of, 

 326. 



Photo-chemical researches, Part I., 235 ; 

 Part II., 326; Part III., 516. 



Photography, on the application of, to 

 the physiognomic and mental phe- 

 nomena of insanity, 117. 



Photography of the moon, 363. 



Planets, perihelia and nodes of the, 543. 



Pliicker (Julius) on the magnetic induc- 

 tion of crystals, 448. 



Pole (W.) on colour blindness, 1 72. 



Polyedra, autopolar, 217. 



Polygon and polyace, ^-partitions of a, 

 311. 



Polypes, asteroid, anatomical description 

 of a species of, 417. 



Pound, on the construction of the impe- 

 rial standard, and its comparison with 

 the Kilogramme des Archives, 87, 144. 



Problem of three bodies, 117. 



Quantics, third memoir on, 76. 

 Quinine, on the optical character of cer- 

 tain alkaloids associated with, 340. 



Rainey (G.) on the structure and develop- 

 ment of the Cysticercus celluloses, as 

 found in the pig, 66, 422. 



Rangoon tar, chemical examination of, 

 221. 



Rankine (W. J. M.) on the mathematical 

 theory of the stability of earthwork and 

 masonry, 60. 



on the stability of loose earth, 185. 



Reeder (R.), description of a chronometer- 

 compass, 416. 



Refraction, on various phenomena of, 

 through semi-lenses or prisms, 104. 



Rendel (J. M.), obituary notice of, 279. 



Resolution of Council respecting abstracts 

 of papers received during the recess, 221. 



Richardson (Sir J.), Royal Medal awarded 

 to, 257. 



Roscoe (H. E.), photo-chemical re- 

 searches, Part I., 234 ; Part II., 326 ; 

 Part III., 516. 



Rotatory motion, elementary considera- 

 tions on the subject of, 76. 



