[ 108 ]} 
INDEX Il. 
TO 
MISCELLANEOUS COMMUNICATIONS TO THE 
SECTIONS. 
Acips, improved method of ascertaining 
the commercial value of, 37. 
Aden, observations with the thermometer 
made at, 22. 
Agriculture of Cork, chemical suggestions on 
the, 38. 
Alder (J.) on some new species of Mollusca 
nudibranchiata, with observations on the 
structure and development of the animals 
of that order, 73. 
Alkalies, improved method of ascertaining 
the commercial value of, 37. 
Allman (Dr.) on certain peculiarities in the 
arteries of the six-banded Armadillo, 68. 
— on Plumatella repens, 74. 
— on an Annelid from the bogs of the 
south of Ireland, 76. 
—— on the genus Cirropteron, Sars, 77. 
— on a new genus of terrestrial gastero- 
pod, 77. 
——, synopsis of the genera and species of 
Zoophytes inhabiting the fresh waters of 
Treland, 77. 
— ona Linaria gathered in Ireland, 78. 
Amputation, statistical results of, 84. 
Andrews (Dr.) on the heat of combination, 
32. 
Aneurism, treatment of external, by pressure, 
80. 
Antigua, on the late earthquake at the island 
of, 59. 
Apjohn (Dr. J.) on the correction to be ap- 
plied for moisture to the barometric for- 
mula, 20. 
— on a new method of testing the hygro- 
metric formula usually applied to observa- 
tions made with a wet and dry thermo- 
meter, 36. 
— on the chemistry of the arsenites, 37. 
Arabia, observations with the thermometer 
made at Aden in, 22. 
Arbroath, on the flux and reflux of the sea, 
July 5, 1843, at, 18. 
Armadillo, on certain peculiarities of the six- 
banded, 68. 
Armstrong (W.) on the electricity of high- 
pressure steam, and a description of a 
hydro-electric machine, 39. 
Arsenic, on the tests for, 87. 
Arsenites, chemistry of the, 37. 
Astronomer Royal, letter from the Earl of 
Rosse to the, on numerous traces of gla- 
cier-friction on the north-west side of Ban- 
try Bay, 62. 
Atmosphere, electricity of the, 15. 
Baltic, apparent fall or diminution of water 
in the, 59. 
Barometer, nature and causes of the diurnal 
oscillations of the, 19. 
Beamish (Major N. L.) on the apparent fall 
or diminution of water in the Baltic, and 
elevation of the Scandinavian coast, 59. 
——,, statistical report of the parish of St. 
Michael, 87. 
Beddgelert, meteorological register for 1842— 
43, from diurnal observations taken at, 20, 
Bevan (Dr.) on the tests for arsenic, 87. 
Bianconi (Mr.) on certain public convey- 
ances established in Ireland, 92. 
ee ducts, on a peculiar disease of the, 
Je 
Birds, periodical, observed in 1842 and 1843, 
near Llanrwst, 69. 
——, natural affinities of the insessorial order 
of, 69. 
Blackwall (John) periodical birds observed 
in the years 1842 and 1843, near Llanrwst, 
69. 
Blood, circulation of the, in acardiac foetuses, 
81. 
Bodies, changes which they undergo in the 
dark, 10. 
, inelasticity of, 23. 
Booth (A.) on the late fires at Liverpool, and 
on spontaneous combustion, 39. 
on the chemical composition of smoke, 
its production and influence on organic 
substances, 39. 
Botany, 65. 
Brewster (Sir David) on the ordinary re- 
fraction of Iceland spar, 7. 
— on the action of two blue oils upon 
light, 8. 
Brown (Alex.) on the extraordinary flux and 
reflux of the sea at Arbroath, 18. 


Calculi,new instrument for the removal of, 81. 

