INDEX, VOLS. ites : 
Concretionary lene cause of, iv, 379. 
Condor = Cordillera, iv, ve : 
owers » Vill, 78. 
Condueulity of heat by Seat allies. 
"of galvanism by. the earth y Matteucci, x, 
Co nfervee in geysirs of Iceland, iti, 288. 
“Congelation of. mercury by virtue of the 
spheroidal state, ‘iv, 101. 
ress rman n Naturalisis, i, 308. 
of Science, aa, w, 297: 
apg compos sition and me tamorphoses of, 
“Connecticut: salle, trap tuft of, zm oe 
cock, iy, 199, ° 
fossil tree in 116. 
Connell, on: ralphatoehlord of copper, a new 
mineral, iv. 
Conrad A, observation on the Edeene 
“ focinmninns of the U.S , woU. 
alogue of recent ‘shells also fated 
fossil, i, 404. 
freshwater shells of Rockbridge Co., Va., 
; i, 405.- 
E _ tertia ary 0 , Miss., ii, 124. 
4 oe the Mates Hills, Mies. ii, 210. 
F shelie of Tampa Bay, ii, 
bp ae from the e Eocene of Tampa Bay, 
shells thoi the: tertiary. of Oregon, v, 432. 
Constants, Gauss’s mapgrsics iii, 140, 
Continents, on the origin © f,° J.D. Dana, ii, 
352, iil, 94, se a 
trends: asts ‘and features of, ili, 382. 
Contracting pies in the Pacific, iii 396. 
c 
a 
k 
mete a geological ose; iii, 94, 176, 
he earth durin cooling, geological 
cffects of, J. D. Dank ty 88° , 
, T. L., analysis of y es antiquities 
found at Dowris, = 
. @ gd ea atten of, on light of planets, 
Copp ry new act estimatin es 
(Petouze) i, 110 iii, 110 Jace Z 
Lake Superior, i 115, vi, 286, x, 65. 
silver, x, 
native, oft Chili, tonssinin 
incandescence of, in the vapor of alco- 
hol, Bétiger, ii, 260. 
preparation of oxyd of, “Speman ii, sis 
: vanadate of, native, ii, 4 
Pe area of, from Nichne 5 Tegilsk, viii, 
= oxyd, of Lake Superior, viii, 273 
x; 
rem of, a new mineral, iv, 
i 38, 
ore, sledge i Tat sy 0. in y 
4 NSO. bi ie h dro- 
opyi ng engravings, oe dese 
vector, V. 
Coracite, J. e LeConte, it 17, 2 
» Vil, 434 
Corals fui. suaere Of, ay 178. 
cal. composition of colcareeun: B. 
amen se he 
silicified, East Florida, i 
« 
Ao 
le, J. 
near Prince Kava s Island. pee 317. 
of Antarctic caries ini, 15. 
“|\Cordierite, mig ie 
‘Corenwinder, B., pact nitrogen, Ge : 
Corundellite, hg’ hai x, Hi - 4 
orvus lugubris, oa) 
vit bewsier eyes of, J. D. Dana, ix, 133. 
yn oleate the EW etbetor ir i "305. 
Coat tai¢ arran, gomente, ix, UL. 
C ostle, 
peg s, i, 281, 436. 
Cotton, detection 
Am 
of, in lees , 106. 
merican, in India, ii, idl, vii, 135. 
raig’s English Dictionary, noticed, viii, 309. 
Crania of the human race, comparative ca- 
opr je ed pee ns i 40, 246, : 
Vedat es gorilla, i 
Cra a Wy. analy of Oak. Orchard a 
water, 
analyses a“ emerylite, viii, 379, x, 7. 
of phlogopite, x, 383. 
Crawe, I. B., cabinet of minerals fom sale, 
vii, 138. 
of, iv, 300. 
rn ae Vestiges of, reviewed, i, 250. 
Credner, H., analyses of Allanite x, 251: 
Cremaciehiis in ant nests, S. S. Halde- 
man, 
Cretacoots formation i in Texas, F. eimer, ay 
tions af Rois 3 iii, rc eee 
oi a Mountains, ee 
0 4 Western 
in N. 
Missouri, vi, 377. 
roc 
analysis of rpater se at 
Crozet's group of islands, vii, 
—_—* new classification of, : 
Exploring Expedition, J. D.J 
viii, 2, aie a om Aye 295, X 
homo J. D. Dana, viii 
gene ye iii 
observations on some, 
Cten, setmeed by electricity i iv, 276. 
_ smelting of, iv 
in "Sepals. "Ss. W. Wil- 
viii, 
Setrection of gold from, ix, 297. 
| ot 
F. Wahler, ii, 
