GENERAL INDEX. 
373 
Selache maxima, the gill skeleton of, 
Prof. A. Macalister on, 1878, 600 
Selaginella, note on the stomata and 
lignles of, by Prof. McNab, 1887, 743 
Selenate of ammonium, the action of 
heat on the. Prof. E. W. Davy on, 1878, 
509 
Selenium and sulphur cells, the sensitive¬ 
ness of, to light, S. Bidwell on, 1885, 
981 
-and tellurium, the occurrence of, in 
Japan, Prof. E. Divers on, 1881, 586 
-and tellurium, the occurrence of, in 
Japan, Prof. E. Divers and M. Shimose 
on, 1882, 487 
Self-induction, coefficient of, in telegraph 
wires, W. H. Preece on the, 1887, 612 
- induction, a variable standard of, 
Prof. J. Perry on, 1889, 512 
Selkirk, C. Lapworth and J. Wilson on 
the Silurian rocks of the counties of 
Roxburgh and, 1871, 103 
Selkirkshire, Prof. J. H. Balfour on 
the occurrence of Hieracium collinum 
(Fries) in, 1868, 89 
Sellon (J. S.) on the method of mahing 
gold-assays, and of stating the results 
thereof, 1874, 127 ; 1875, 155 
. (R. P.), electric light applied to 
night navigation upon the Suez Canal, 
1888, 814 " 
-(T. S. P. W. D’A.), a few arguments 
in favour of light or road railways, 1888, 
794 
Selwyn (Dr. A. R. C.) on the glacial 
origin of lake basins, 1884, 721 
- on the depth of the permanently 
frozen soil in the Polar regions , 1886, 
271 ; 1887, 152 
- (Capt.) on submarine telegraphy, 
1864 ,188 
-on some new arrangements of the 
poles of magnets, 1865, 17 
-(Rev. Prof.) on autographs of the 
sun, 1862, 17 
Semipermeable membranes, the action of, 
in electrolysis, Prof. W. Ostwald on, 
1890, 746 
- the electrical behaviour of, Prof. 
W. Ostwald on, 1890, 331 
^Semites, the origin and primitive home 
of the, G-. Bertin on, 1881, 699 
*Semper (Prof. Carl) on the normal 
and abnormal growth of Limnams, 1872, 
156 
Senehiera didyma, the inflorescence of, 
Prof. A. Dickson on, 1878, 569 
Seneca Indians of North America, the, 
their present customs, legends, and 
language, J. W. Sanborn on, 1887, 910 
^Senegal, Gambia, and the Gold Coast, 
Commr. V. L. Cameron on, 1882, 623 
Senior (George) on the diminution of 
accidents in coal-mines since the ap¬ 
pointment of Government inspectors, 
1866, 133 
Sensation, composition of, and notion of 
space, L. de la Rive on, 1888, 585 
- J. D. Morell on the physical and 
physiological processes involved in, 
1861, 168 
Sense of colour among some of the lower 
animals, Sir J. Lubbock on the, 1881, 
676 
Senses, the cultivation of the, G. Harris 
on, 1881, 699 
Sensibility, the differences of, between 
Europeans and Negroes, and the effects 
of education in increasing the sensi¬ 
bility of Negroes, Dr. R. W. Felkin on, 
1889, 787 
Sensitive flames, F. H. Marshall on a 
blowing-engine for supplying coal-gas 
under pressure for, 1874, 42 
Septic organisms in living tissues, expe • 
riments on, by Dr. E. L. Moss, 1879, 
416 
* -organisms, the behaviour of the 
germs of, under changes of tempera¬ 
ture, a method of studying, Rev. Dr. 
Dallinger on, 1884, 785 
Septum permeable to water and imper¬ 
meable to air, Prof. Sir W. Thomson 
on a, with practical applications to a 
navigational depth-gauge, 1880, 488 
Sepulchral remains of Southern India, 
Sir Walter Elliot on the, 1868, 134 
Sepulture in the Orkneys, G. Petrie on 
ancient modes of, 1871, 156 
^Sericulture, Mons. Bonhomme on, 
1875, 206 
^Series hypergeometriques, Prof. Halphen 
sur les, 1881, 551 
Series summation leading to an expres¬ 
sion for the theta function as a definite 
integral, J. W. L. Glaisher on a, 1876, 
15 
* -transformation of, Rev. S. Earn- 
shaw on a theorem relating to the, 
1879, 291 
^Serpent of the ancients and the Arthu¬ 
rian apple, J. S. Phene on, 1876, 169 
-A. W. Buckland on the, in connec¬ 
tion with primitive metallurgy, 1873, 
140 
-worship. J. S. Phene on an expedi¬ 
tion for the special investigation of 
the Hebrides and West Highlands in 
search of evidences of ancient, 1871, 
158 
-worship, C. S. Wake on the origin 
of, 1872, 198 
Serpentine of Duporth, in St. Austell Bay, 
Cornwall, note on the, by J. H. Collins, 
1877, 68 
Serrated claw, the use of the, P. M. C. 
Kermode on, 1881, 670 
Serrell (E. W.) on reinforcing elec- 
