INDEX. 



1043 



force ; measure of expended force and 



evolved heat, 839. 

 Heat, comparative loss of, by eggs under 



freezing, 906. 

 , its correlation to the nervous forces, 



989. 



Heberden (W.), obituary notice of, 576. 

 Heights, determination of, in the Alps, 

 598. 



Henderson (T.), obituary notice of, 530. 



Hennessy (H.), researches on physical 

 geology, p. I. The figure and primi- 

 tive formation of the earth, 659. 



— — , p. 2, 807; the pressure of the 

 shell and nucleus at their surface of 

 contact ; the variation of gravity at 

 the earth's surface ; the laws of den- 

 sity of the shell and nucleus, 807; 

 the forms of the strata of the shell; 

 the principal moments of inertia of 

 the earth ; on the existence of a solid 

 nucleus within the earth ; the direc- 

 tions of the fissures in the shell which 

 might be produced by the action of 

 pressures, 808 ; on the existence of a 

 zone of least disturbance in the shell, 

 809. 



Henry (T. H.) on the compounds of tin 

 . and iodine, 565. 



Hepatic ducts, microscopical examina- 

 tion of the contents of ; whole and 

 fragmentary cells and oil globulesfound 

 in ; cells of the hepatic parenchyma 

 analogous to the secretory corpuscles 

 of the pancreas, &c. ; are converted 

 into bile, 760. 



, development of, 696. 



Herschel (Sir J. F. W.), report on ex- 

 tinction of solar rays, 479. 



' , 'Aix6p(p(ora (No. 1), on a case of 



superficial colour presented by a ho- 

 mogeneous liquid internally colourless, 

 547. 



, 'A[A,6p(p(oTa (No. 2), on the epipolic 



dispersion of light, &c., 549. 



, Copley medal awarded to, 702. 



, on the algebraic expression of the 



number of partitions, of which a given 

 number is susceptible, 950. 



Higginbottom (J.), researches to deter- 

 mine the number of s^ jcies and the 

 mode of development of the British 

 Triton, 669. 



— — on the influence of physical agents 

 on the development of the Tadpole, of 

 the Triton and the Frog, 949. 



Higgs (J.), meteorological register kept 

 at Trincomalee, in 1843-44, 511. 



Hofmann (A. W.), researches respecting 

 the molecular constitution of the vola- 

 tile organic bases, 904. 



Homersham (S. C), an account of some 

 observations made on the depth of rain 

 which falls in the same localities at 

 different altitudes, in the hilly districts 

 of Lancashire, Cheshire and Derby- 

 shire, 759 ; some remarks on, by J. F. 

 Miller, 794. 



Hope (Dr. T. C), obituary notice of, 

 525. 



Hoskins (S. E.), account of a shght shock 

 of an earthquake felt in the Channel 

 Islands, 498. 



Howard (L.) on the barometrical varia- 

 tion as affected by the moon's decli- 

 nation, 580. 



Hurricane at the Havana, account of, 

 674. 



Hutchinson (J.), researches on the func- 

 tion of the intercostal muscles and on 

 the respiratory movements, with some 

 remarks on muscular power in man, 

 691, 760. 



Huxley (H.) on the anatomy and affini- 

 ties of the family of the Medusffi, 832. 



Hydrocarbons, voltaic action of, 557. 



Hydrogen, cooling effects of, in cases of 

 voltaic ignition, 789. 



Hydrostatic log, description of ; speed of 

 ships registered by a column of mer- 

 cury, 919. 



Hygrometry, essays on, 548. 



Hylgeosaurus, on the osteology of, 804 ; 

 confirmation of views on the structure 

 and habits of, 806. 



, on a dorsal dermal spine of, 957. 



Hyssop, of scripture, on the, 510. 



Ice, plasticity and movement of, 596. 



-, movement of, 603. 



Iguanodon, structure of the jaws and 

 teeth of; discovery of dentary bone 

 of, 757 ; symphysis, peculiar construc- 

 tion of, 758 ; results of comparisons ; 

 organization of, 759. 



, additional observations on the os- 

 teology of, 804 ; confirmation of views 

 on the structure and habits of, 806. 



Indian Archipelago, magnetic survey of, 

 908. 



Induced contractions, 678. 



Insects, reproduction of lost parts in, 516. 



, structure and development of liver 



in, 693. 



Intestines, albuminous matter in, 627. 



Iris, muscularity of, 607 ; proved by gal- 

 vanism, 608. 



Irish Sea, tides in, misunderstood ; con- 

 sequences of, 744, 



Iron of ships, electro-chemical action in, 

 and foulness of, prevented by a varnish, 

 754. 



