INDEX, 
I. 
Icebergs, influence upon drift, 317. 
Ice mountain of Hampshire County, Vir- 
inia, 
Igneous action, phenomena of, 143. 
and pr Loom formations, 
nalogies betwelin 
Tafeoral stratum of Virginia, limits of, 
Todine i in phanerogamic plants and moss- 
€s, 227. 
Tris Duerinckii, a new plant, 176. 
er sae. on the organic. matters} * 
on the phenomena 0 
drift, 320. . 
Juncus Greenei, a new plant, 37. 
Justicia ce a new plant, 176. 
sig rod 8 
Méser, 
Rosde, E. O., on the om comet 0 
1843, 188. 
ssperimeni on the images 0 
ee analos eo their tee 
" with thos 
‘ tints Seal wuter an 
land shells noticed, 401. 
Lepidanche adpress species, 77. 
Lepidostei, eiatsohic structure of their 
ae 
alogy with those of th 
Labyrinthodonts, 361. 
ime, carbonate of, in calcareous sub- 
_ stane so 
pho sphate of, in the Virginia me- 
teoric stone, 1 
— density of, influenced by pres- 
49. 
Socket 3 s supplemeata? notice of the 
— raurus ¢ 
mis, ‘ig % ~ibrali ce 3, 363. 
Lye, C., on fossil trees in the coal strata 
of ova Wty 
e coal and coo for- 
mations 0 Nova § 
ont re Foosil “foot: ‘prints i“ birds 
d impressions of rain n the 
yallay of the Caknebtient, 
Malva eee a new plant, 176. 
Mammalia, ossil, ag hee 's re- 
‘marks o 5, 208, 
oe e A,, letter of Dr. Deane 
407 
hcine and Endlicher’s Flora Brasilien- 
Metamorph changes produced by heat, 
och of August, 403. 
rvations, April 20, 1843, 
Meteotie o e 
lim 
Minwoari, Sonat region of, 340. 
River, cretaceous formation of, 
ef one of Virginia, phosphate of 
153. 
Molluskite, Dr. Mantell’s ee of, 243, 
Monazite ore! bet ere e, 402, 
orse, 8S. F. B en vi elec- 
tro-magnetic ‘alee raph, 
ms images, arsten’s espe 
Mud "furrows, casts teil 
Murchison, : Sa 
and Dinornis, jez 
aif “Ouniitichattes 
Nicollet, J. N., on the preteetaes forma- 
tion of the Missouri River, 1 
e glacial theory of 
Agassiz, 323. 
Missoari, 340. 
obitu: 
Nitrogen 
on the mineral region of 
ary of, 404 
nic compounds, "267. 
aba la of zoology, 1 
Nova haps coal and gypsiferous for- 
” fossil trees in the coal stra- 
ta of, 353. 
Obituary of Robert eva Bi Esq. ., 403. 
of Prof. F. Hall, 404. 
of J.N. Nicollet , Esq., 404. 
\ omnithichaites of the Connecticut River 
Osborn, M. WwW. and N.S., on a vibrating 
dam, 
wen, D. ma on fossil palm trees in In- 
diana, 
on geological paintings and 
illustrations, 136. 
on er geology of the west- 
ern states, sea 
niversal vee of geolo- 
gical coloring and symbol 
Owen, r. Ha wad s reply to his let- 
ter on new fos i} ma a, 208. 
Oraithichnte of the 
Chiisaetiont: ladies and the Dinornis 
of New Zealand, 185. 
reply of, 184. 
lh of Molluskite 
243. 
as on fossil 
chalk formation, 401. 
fruits in the} 
BR; 
Paintings and illustrations, geological, 
te 
Palm trees, fossil, 336. 
Phacelia nbrevistyls, a new plant, 172. 
shii, a new species, 171. 
pusilla, a new species, 172. 
