882 
Index. 
Shand (The Hon. Lord) contributes an 
Obituary Notice of Thomas Knox, 
103. 
Sliarpey (Prof. William), Obituary 
Notice of, 110. 
Sheep Diseases, known as Louping-ill 
and Braxy, 615. 
Silica : Its Crystallization from Fused 
Metals, by Dr. R. Sydney Marsden, 
37. 
Silicon : Its Action on Steel, by Dr. 
R. S. Marsden, 566. 
Sladen (W. P.), F.L.S., Report on the 
Asteroideaof the Faroe Channel, 698. 
Smith (Professor C. Michie) elected a 
Fellow of the Society, 622. 
Notes on Atmospheric Elec- 
tricity, 613. 
On the Lowering of the Maxi- 
mum Density Point of Water by 
Pressure, 626, 809. 
Smith (David), late Treasurer, Obitu- 
ary Notice of, 734. 
Smyth (Professor Piazzi), Astronomer- 
Royal for Scotland, awarded the 
Makdougall-Brisbane Prize for the 
Period 1879-80, 361. 
on some Points in the Meteor- 
ology of Madeira, 629. 
Snails (Pond), Their Nervous System, 
by F. E. Beddard, B.A., 576. 
Socotra, Island of, by Professor I. 
Bayley Balfour, 245. 
Diagnoses Plantarum Novarum 
et Imperfecte descriptarum Soco- 
trensium, 456, 498, 834. 
Solar Calorimeter, and some Observa- 
tions made with it in Upper Egypt, 
827. 
Solar Eclipse of 31st December 1880, 
by Edward Sang, 18. 
Solar Eclipse of 18th May 1882, by 
Edward Sang, 720. 
Solution — its Nature, by W. L. Good- 
win, 834. 
Sonometer (Electric), by Prof. James 
Blyth, 28. 
Sorley (James) elected a Fellow of the 
Society, 598. 
Sowerby’s Whale ( Mesoplodon bidens), 
by Professor Turner, 443. 
Space-Loci, by Professor Tait, 187. 
Sprague (T. B. ), Mathematical Note, 
title only, 000. 
Statistics : Their Classification, by 
Patrick Geddes, F.R.S.E., 295. 
Steam shows Impure and Dusty State 
of Atmosphere, 15. 
Steel. — On the State of Carbon in 
Iron and Steel, by Dr. R. Sydney 
Marsden, 368. 
Steel. — On the Influence of Silicon, 
Phosphorus, and Manganese on, by 
Dr. R. S. Marsden, 566. 
Steen strap (Professor Johannes Iapetus 
Smith) elected a Foreign Honorary 
Fellow, 95. 
Sterculiacece Socotrenses, 503. 
Sterium retirugum , a New Fungus, 
456. 
Stevenson (Charles Alexander), B.Sc., 
The Earthquake of 28th November 
1880 in Scotland and Ireland, 
176. 
Stilbite from Kerguelen’s Island, by 
Professor A. Liversidge, 117. 
Storm : Its Motion in an Easterly 
Direction only possible as a Cir- 
cular Atmospheric Wave, by Robert 
Tennent, 209. 
Styela bytliia, new species, 63. 
clava , new species, 70. 
convexa , new species, 69. 
exigua , new species, 68. 
flava, new species, 64. 
glans, new species, 65. 
grandis, new species, 67. 
gyrosa, Heller, 67. 
• lactea , new species, 68. 
Macleay, a genus of the Cyn- 
thiadse, 62. 
oblonga , new species, 65. 
squamosa, new species, 66. 
Styelinse, a Sub-family of the Cyn- 
thiadse, 53. 
Sulphate of Triethyl - phosphorus- 
betaine, 45. 
Sulphur, when burned, a Fog-producer, 
18. 
Surface Tension. — Method of showing 
Diminution of Surface Tension in 
Water by Heat, by Professor Tait, 
131. 
Sutherland Marble, A supposed Or- 
ganism from, by Professor Heddle, 
634. 
Swan’s Lamp, Recent Tests of, by A. 
Jamieson, 615. 
Sydney (Algernon), His “Treatise on 
Government,” in connection with 
the Dawn of the Constitutional 
Principle, by Lord Moncreiff, 
160. 
Symbolic Cubic, A Particular Case of, 
by Dr. Gustav Plarr, 342. 
Symmetric Functions. — On a Class of 
Permanent Symmetric Functions, 
by Thomas Muir, 409. 
Syringopora. — The Structure and Re- 
lation of the Genus Tubipora to 
Syringopora, by Dr. H. Alleyne 
Nicholson, 219. 
