INDEX. 



643 



the voyage of H.M.S. ' Challenger,' 

 387, 569. 



Thomson (0. W.), preliminary reports 

 to, on work done on board the ' Chal- 

 lenger,' 387, 471. 



, report to the Hydrographer of the 



Admiralty on the cruise of H.M.S. 

 ' Challenger ' from June to August 

 1875, 33. 



, report to the Hydrographer of the 



Admiralty on the voyage of the ' Chal- 

 lenger' from the Falkland Islands to 

 Monte Video, and a position in lat. 

 32° 24' S., long. 13° 5' W., 623. 



Thomson (J.) on an integrating machine 

 having a new kinematic principle, 262. 



Thomson (Sir W.), mechanical integration 

 of the general linear differential equa- 

 tion of any order with variable coeffi- 

 cients, 271. 



, mechanical integration of the linear 



differential equations of the second 

 order with variable coefficients, 269. 



, on an instrument for calculating 



( \ (p(x)\p(x)dx), the integral of the 



product of two given functions, 266. 



Thorpe (T. E.), researches upon the spe- 

 cific volumes of liquids: Part II. , 

 283 ; Part III., 298. 



and Pucker (A. W.) on the expan- 

 sion of sea-water by heat, 159. 



Thyroid gland of the dog, contributions 

 to the minute anatomy of the, 240. 



Tomes (C. S.) on the development and 

 succession of the poison-fangs of snakes, 

 259. 



Tribe (A.), experimental contributions to 

 the theory of electrolysis, 308. 



and Gladstone (J. H.) on the replace- 

 ment of electro-positive by electro- 

 negative metals in a voltaic cell, 47. 



Trust funds, 98-100. 



Turner (W.) on the placentation of 

 Hyrax, 151. 



on the placentation of the lemurs, 



409. 



Tyndall (J.) on the optical deportment of 

 the atmosphere in reference to the phe- 

 nomena of pxitrefaction and infection, 

 171. 



Umbilical cord, preliminary note on the 

 anatomy of the, 417. 



Valparaiso and Hawaii, on some of the 

 results of the cruise of H.M.S. ' Chal- 

 lenger ' between, 403, 463. 



Vanadium, on the physiological action of, 

 40. 



Variable coefficients, mechanical integra- 

 tion of the general linear differential 

 equation of any order with, 271. 



, mechanical integration of the 



linear differential equations of the 

 second order with, 269. 



Vertebrates, preliminary report on, col- 

 lected by H.M.S. ' Challenger,' 537. 



Vice-Presidents appointed, 121. 



Voltaic cell, on the replacement of electro- 

 positive by electro-negative metals in a, 

 47. 



Volumes of liquids, researches upon the, 

 specific: Part II., 283; Part III., 298. 



Water and air, on the friction between, 



441. 

 Waterhouse (J.) on reversed photographs 



of the solar spectrum beyond the red, 



obtained on a collodion plate, 186. 

 Watney (H. A.) on the minute anatomy 



of the alimentary canal, 241. 

 Wheatstone (Sir C), extract from the will 



of the late, 32. 



, obituary notice of, xvi. 



Willemoes-Suhm (R. von), notice of the 



decease of, 33. 

 on the development of Lepas fascicu- 



laris and the " Archizo'ea" of Cirri - 



pedia, 129. 

 , preliminary remarks on the develop- 

 ment of some pelagic Decapods, 1 32. 

 , preliminary report to Prof. W. 



Thomson on Crustacea observed during 



the cruise of H.M.S. ' Challenger ' in 



the Southern Sea, 387, 585. 

 , preliminary report to Prof. W. 



Thomson on observations made during 



the earlier part of the voyage of H.M.S. 



' Challenger,' 387, 569. 

 Work done on board the ' Challenger,' 



preliminary reports on, 387, 471 . 



END OF THE TWENTY-FOURTH VOLUME. 



PRINTED BY TAYLOR AND FRANCIS, 

 RED LION COURT, FLEET STREET. 



