INDEX* TO VOLUME IV. 
Abich, H., igi on hail in the Caucas- 
sus, no otice 
Academy Nat. Sa seis Proceed- 
ings, notice 
Adger, J. B., alee of tale, 4 
‘Bor. 
Pitan Tuckerman’s arrangement of, 
420. 
Micheli, researches in vegetable phys- 
iolo 
Musci ‘Appalachiani, 7 
Agas pase L. Lieras action in irinein and|| Pyrus, Decaisne’s ae 489, 
Patagonia, 35. Seedlings, growth in, Draper, 392. 
Coal of ves 143. Sequoia, its history, Gray, 282 
Alcohol, an aldehyd, 132. See further under Gronoey. 
Allman, Graptolites, ae Boussingault, gee in the blood, 78. 
Associati mn, Ame , Dubuque meet-||2radley, F. H., new land snails from the 
meeres eae 
ra Australis, 243, 326. 
Aurora on cage ot Feb, 156, 158. 
spe of, 4 
Austin, C4 Fr, Masel Appalachiani, no-| 
ticed, 76 76. 
Coal-measure 5, 8. 
uebec formation i in —— 133. 
bee cks 
the Teton range, 2 
notice acts — a the works of J. 
Barrande, 
Brooks, cs re lowe Silurian rocks in St. 
Lawre ce Oo., N. ies 
Fore hr new organic base from dul- 
B 
Feed B gpg resend hc 
we birds of North America, no- 
Baker, Ma cere of, 1 
er, G. ¥, chemical peat 710, 
aceasta 7. notice of works of, and 0 
rigi 
a springs, td. 
patties. 1 noticed, 496. 
” arear vation of solar spots, 
nition. 242, 
—s n Soe. Nat. Hist., memoirs, noticed, 
Botanical intelligence, 4 
notices, Gray, 72, 19, £20, 489. 
publicatio hit) noticed, 4 
Borany— 
botanical ener, 149, 
sow Branton, 151, or 
* The aids contains the general h 
cite, 313. 
Bourgoin im, water - an eee 
Bows, prismatic, on Lake Gen 
Buff, heat of Sankiatia of oiaa ee 
Cc 
Carbon, specific heat of, a 
Cave; bone, in Bavaria, 69. 
Ceria, se aration from zirconia and iron, 
230. 
perotage formation of, 312 
re to, Draper, 445. 
ld, eff exposure 
Collodion film, stability of, Rutherfurd, 430. 
tion 0?, 229. 
D 
Dana, E. S., Datolite from Bergen Hill, 
Ned. 
er rte * andalusite from Delaware 
Co. 
] island subsidence, dat 
or staan of Pr0 fT. S$. Hun 
before ~— meneedd eile 97. 
an and under 
a a 
