INDEX. 
921 
M. 
Maxwell’s law connecting specific inductive capacity and refractive index, comparison of, with experimental 
results, 373. 
Maxwell’s law of constancy of coefficient of viscosity of gases when pressure changes , 431, 441. 
Megalania prisca, 547. 
Molecular grouping, elicited from absorption in the infra-red, 887. 
N. 
Newton’s Table of Colours, revision of, 451. 
Niven (C.). On the Induction of Electric Currents in Infinite Plates and Spherical Shells, 307. 
O. 
Ornithorlvynchus, cochlea of, compared with that of Mammals and Birds, 267. 
Owen (R.). Description of some Remains' of the Gigantic Land-Lizard (Megalania prisca, Owen) from 
Australia.—Part III., 547. 
P. 
Parker (W. K.). On the Structure and Development of the Skull in the Batrachia.—Part III., 1. 
Pepsin-forming glands, 663 (see Langley). 
Polacanthus Foxii, 653. 
Pritchard (U.). The Cochlea of the Ornithorliynchus platypus compared with that of ordinary Mammals 
and of Birds, 267. 
R. 
Ref ractive indices of various liquids, 373. 
Reinold (A. W.) and Rucker (A. W.). On the Electrical Resistance of Thin Liquid Films, with a 
Revision of Newton’s Table of Colours, 447. 
Repulsion arising from radiation, in air and gases, 403, 411, 415, 418, 420, 424. 
Resistance, electrical, of a liquid film, 463; of a liquid in mass, 470; relation of, to temperature and 
constitution of a liquid, 475. 
Riccati’s equation and its transformations, 759 (see Glaisher). 
Romanes (G. J.) and Ewart (J. C.). Observations on the Locomotor System of Echinodermata.—Part I. 
Morphology, 829; ambulacral system, 829; general homologies, 834; nervous system of Echinus, 
835. Part II. Physiology, 836; natural movements, 836; stimulation, 848; section, 856; general 
summary, 869; literature, 877; description of the figures, 882. 
Rowe (R. C.). Memoir on Abel’s Theorem, 713. 
Rucker (A. W.) and Reinold (A. W.) (see Reinold). 
S. 
Shull, structure and development of, in the Batrachia, 1. 
Solar system, evolution of, 512. 
Spectra of gases at high exhaustions, 414, 418, 420, 426. 
MDCCCLXXXI. 6 C 
