1140 
INDEX. 
Joule (J. P.) and Thomson (W.). On the Thermal Effects of Fluids in Motion. — Part IV., 579. — 
Experiments, 579 ; deduction of equation of elasticity, 586. 
K. 
Kirkman (T. P.). On the Theory of the Polyedra, 121. — Contents of sections 1 to 21, 121 ; section 1, 
on the symmetry of polyedra, 122 ; section 2, problem of classification and enumeration of the 
P-edra Q-acra, 156. 
L. 
Larixinic acid, larixine, 53. 
Lines, differential coeflScients, &c. of, 469 (see Cohen). 
M. 
Magnetic disturbances, 621 (see Stewart) ; magnetic calms, 203 (see Walker). 
Magnetic properties of iron, 273 (see Airy). 
Mallet (R.). Appendix to the Account of Earthquake-wave Experiments made at Holyhead, 663. 
Matthiessen (A.) and M. von Bose. On the Influence of Temperature on the Electric Conducting 
Power of Metals, 1. 
Merrieield (C. W.). On a New Method of Approximation applicable to Elliptic and Ultra-elliptic 
Functions (Second Memoir), 417. 
Miller (W. A.). On the Photographic Transparency of various Bodies, and on the Photographic 
Effects of Metallic and other Spectra obtained by means of the Electric Spark, 861. — Absorption 
of the chemical rays by transmission through solids, 863 ; through liquids, 870; through gases and 
vapours, 871 ; by reflexion, 875 ; photographic efiects of the spectra of metals and alloys taken in 
air, 876 ; in other gases, 883. 
Mollusks [lamellibranchiate) , aquiferous and oviducal system in, 29. 
Mortality, law of, 511 (see Gompertz). 
Muscle, striped, distribution of nerves to, 889 (see Beale). 
N. 
Nerves, distribution of, to the elementary fibres of striped muscle, 889 (see Beale). 
O. 
Owen (R.). On the Dicynodont Reptilia, with a Description of some Fossil Remains brought by H.R.H. 
Prince Alfred from South Africa, November 1860, 455. — Ptychognathus Alfredi, 456; Dicynodon 
tigriceps, 459 ; on the pelvis of the Dicynodon, 462 ; Rhynchosaurus articeps, 466. 
Oxidation and disoxidation ejfected by alkaline peroxides, 837. 
Ozone, 84. 
P. 
Pengelly (W.). The Lignites and Clays of Bovey Tracey, Devonshire, 1019. 
Pei'oxides, alkaline, oxidation and disoxidation effected by, 837. 
Photograpjhy, application of, to observation of a solar eclipse, 333 (see De la Rue). 
Polyedra, on the theory of the, 121. 
Pressures and tensions in a constrained solid, 690. 
Probabilities, on the theory of, 225. 
