INDEX II. 
I Mi 
jecU connected with vegetable physiology 
and, 82. 
Ague, on the supposed antagonism between 
consumption and, 94. 
Alcohol, 00 a property of, 51. 
Alder (Juthua) on the animat of Lepton 
aquanHiaun), 73. 
" OB Brillib MoIIubcb, with description! 
of new species, 73. 
AleutiaB blaoders, on the, 127. 
Algar, on an apparently undescribed genus of 
freshwater, 81. 
Allman (Prof.) on the locomotive larva of 
riumatella frulicosa, 74. 
— on the development of Notodelphys, 
a new genus of Entomostrac.v, 74. 
-on the structure of the larva of certain 
Acari, 74. 
— nil a peculiarity In the structure of the 
stomata of Ccratopteris thallctroldes, 81 . 
" _ apparently undescribed genus of 
freshwater Alg», 81. 
Alien, advantages derivable from magnetic 
and elcctro-nietcorologicul observations at, 
•* ‘to 
American Indians, on tlieNehanni tribe of a 
Koloochian class of, 121 . 
Ampbioxus ljinceoI.-itus, on the corpuscles of 
ibe blood of, 95. 
Analysis, on a Jiew potash apparuttis for or- 
iranic, 57. 
Anemometers, on, 10. 
Anemometricsl obscrvalions made at Oxford 
during two yesrs, report of, 40. 
Ammal^Ies from Barbados, on a new section 
Of, 4 Oa 
Anurttic ocean, on the diatomaceous vege- 
tauon of the, 83 . ® 
Apjohn (Dr.) on the composition and optical 
47*''^ '■‘^eulation of roralms- 
method of producing «nd applying very 
fine wire of gold or platinum for, 42? ^ 
Atiiiuspherc, on the moon's, s. 
— . ob.e,vations made to determine the 
variation of the laws of terrestrial maenei- 
i*m with respect to height in the, Jo!® 
~ • ppisrisntion of the, 32. 
Atmospheric propubrioo on railways, on the 
^option of ihc clastic malleable iron tube 
M a mean, of developing the principle of. 
‘''S.'!;,,";!' “"■> ■“»“ "f 
A urora, on the cause of the, 4 1 
AuroMl arches, on the height of, 7 
Chirocephalus, Preootl, and Braocbinii, 
Sciurffer, 74. 
Barbados, on a nevr seedm of snnrulmUt 
from, 70. 
■ . on the geological struitun- of, 70. 
Barlow (W. H.) on the exhimce of site, 
uating diurnal currents of dectridttuik 
terrestriBl surtace. anil tbrir maioiM 
with the diurnal variation of the mifKtic 
needle, 21. 
Barometrical levelings in the Usdni pre¬ 
sidency, 42. 
Beke(C. T.) on the origin oftbeGdlai, IIL 
Bengal, revenue statistics of the K.W, pn* 
vinces of, 109. 
Berber, on the Ghadamti dialect of, ID. 
BUiiiry concretions, on, 59. 
Billet (James) un the vital principle. 91. 
Birils, periodinal, observed in 1846-47, U 
Llanrwst, 75. 
on the history of the Dodo and other 
allied species of, 79. 
Birkeiibead, on an extraordinarv mingt Ui 
39. 
Blackwall (John), periodical birds obrerred 
Id the years 1845-47, near Llaurwsl, 71. 
Blind, on the, 92. 
Blood, on the physiological condition rfthti 
in cryslpehie, 94. 
——, on tlie corpuscles of the, of .impbiMO 
laneeolatiis, 95. 
Boguslawski (Prof.) on the formation nfnsl, 
&c., 65. 
Bombay, on the magnetic and meteoiologic 
observatory at, 28. 
Boole (George) on a method of definite is* 
tegration, 1. 
Boracitc, on an amorphous, 55. 
Uorchardt (M.) sur le prindpe du dstai” 
multiplicateur dons les probl4io« deoi* 
canique, 1. 
Botany, 81. 
Botocudo vocabulary, ou a, 128. 
Bowman (William) on some poiuU in d» las- 
tomy of the eye, chiefly with referesw te 
its power of adjustment, 91. 
Branchipus, on the genus, 74. 
Brewster (Sir David) on the polsrisitii* « 
11 • *7uiie9| ou. 
clocks, 23. 
i^r.) on the genera Nebalia, Leach. 
(Sir David) 
the atmosphere, 32. 
— — on a new species of polariraticB 
to the direction of the grooves in grooved 
surfaces, 32. 
- on the dark lines in the porduo rf tb* 
red space beyood the red extremity rf the 
spectrum as seen by Fraunhofer, 33. 
■ on the funedons of the membWiM « 
the eye ut the foramen cenirale of beta* 
mering. 33, 
~ — on the conversion of reliefioit ‘^ti*in?i 
by inverting the drawing and vituiaf 
with a lens of a short focus, 33- , . 
- on the ditfraction bands produc^ bf 
the edges of tliin plates, whether 
fluid, 33. 
Briggs (Major-Gen.) on the aboriginri trib« 
of India, 118, 
