136 
Argyleshire, on the disposition of granite 
blocks in, 43. 
Arithmetic, an account of a treatise on, 
in the Chinese language, 1. 
Arran, on the occurrence of glacier mo- 
raines in, 55. 
Ascidians, on the structure of the, 76. 
Asia Minor, on a railroad through, 100. 
Assyrian inscriptions, on the ethnological 
bearing of the recent discoveries in 
connexion with the, 85. 
Asteroids, proposed theory of the origin 
of the, 21. 
Astronomy, 21. 
Atmosphere, on the causes of the excess 
of the mean temperature of rivers above 
that of the, 30. 
Aurora, on the, 26; observed at Hug- 
gate, 31. 
Aurora borealis, on the, 31; observed at 
St. Ives, Hunts, 32. 
Australia, onthe expedition tothe interior 
of central,in searchof Dr. Leichardt,112; 
Should our gold standard of value be 
maintained if gold becomes depreciated 
in consequence of its discovery in ?, 116. 
Bakewell (F. C.) on telegraphic commu- 
nication by land and sea, 121. 
Balfour (Dr.) on the flora of the south 
and west of Ireland, 64. 
Barium, on the atomic weight of, 33. 
Barker (Dr. J. H.) on the part played by 
the cavernous sinus in the circulation 
of the brain, 78. 
Barker (John), mechanical proof of the 
composition of rotatory forces, 122. 
Barry (Dr. Martin) on a singular locality 
chosen for its nest by the black red- 
start, 71. 
Barton (James) on the permanent way of 
railways, 122; on the calculation of 
strains in lattice girders, with practical 
deductions, 125. 
Baryta, on the application of bicarbonate 
of, to quantitative analyses, 41. 
Basaltic rocks, on the microscopic struc- 
ture of certain, and the occurrence of 
metallic iron in them, 34. 
Bateman (J. F.) on the discharge of 
water from actual experiment, 124. 
Bateson (Samuel) on Glynn and Appel’s 
patent paper for the prevention of pi- 
racy and forgery by the anastatic pro- 
cess, 39. 
Batteries, on graphite, 132. 
Beams or girders, on malleable iron for, 
126. 
Bedford level, on the drainage of the 
middle level of the, 125. 
INDEX 
II. 
Belfast, on the shells found in the alluvial 
deposits of, 43; ona species of Sepiola, 
procured in the neighbourhood of, 73; 
on some fowl shot near, 77; catalogue 
of the shells found in the alluvial de- 
posits of, 74; on the sanitary state of, 
with suggestions for its improvement, 
119; on improvements made in the 
harbour of, 126. 
Belfast Bay, on a new species of Acaleph 
from, 77. 
Bellis perennis, on a monstrosity of, 66. 
Bennett and Penrose’s sliding helico- 
graph, 129. 
Bialloblotzki (Dr.) on an ethnological 
collection in illustration of the ethno- 
logy of Java, 82. 
Biquaternions, on, 2. 
Blood, on the forces by which the cireu- 
lation of the, is carried on, 80. 
Blumenbach’s classification of the human 
race, notes on, 84. 
Boiler, on a new tubular, 125. 
Bois-Reymond (Dr. E. Du) on a new ef- 
fect produced on muscles by the electric 
current, 78. 
Bollaert (William) on the sources of com- 
mon salt, 41; on the distribution of 
common salt, and other saline bodies, 
with a view to show their primary 
origin and subsequent formations, 100. 
Bombay, on experiments in the island of, 
to determine the fall of rain at different 
heights below 200 feet, 25; on the census » 
and condition of the island of, 120. 
Botany, 64. 
Boulders, on the conditions under which 
they occur in Scotland, 61. 
Brain, on the part played by the cavernous 
sinus in the circulation of the, 78. 
Brazier (JamesS.) on Irish bog-butter, 35. 
Brewster (Sir David) on a tree struck by 
lightning in Clandeboye Park, 2; ona 
case of vision without retina, 3; on the 
form of images produced by lenses and 
mirrors of different sizes, 7b. ; on certain 
phzenomena of diffraction, 24; account 
of a remarkable case of mirage, 7b.; 
observations on the diamond, 41. 
Britain, on a species of Sepiola new 
to, 73. 
Bryce (Rev. Dr.), account of a treatise on 
arithmetic in the Chinese language, 
by the Rev. Dr. Moncrieff, 1. 
Bryce (James, jun.) on the geological 
structure of the counties of Down and 
Antrim, 42; on the disposition of gra- 
nite blocks in Argyllshire, 43. 
Bryozoa, on a peculiar organ which oc- 
curs on some of the marine, 75. 

