460 : INDEX. 
Trask, J. B., earthquakes in California, 110, 
oe from near Boston, W. B. Rogers, 
ers, W. B., on ozone, 141. 
Trlobites ‘from near ‘Bost ston, 296. 
Ronalds and Richardson's Chemical Tech- 
ter ly notice 
Ruhmkorff’s a apparatus, effects with, 268. 
son , fro braska, 120. 
Troadon, fossil vente 19; 
urkey, new, of Mexico, 139. 
. M., on the ee Tetradium, 286. U 
Scacchi, Vesuvian one 246 an d beyond U. States, statistics of Flora of Northern, A. 
t Gray, 204 
fossil fishes of, W. C. Redfiel 
called Newark pe by 
Vienna Geological transactions, 453, 
W.C. Redfield, 357, 
Dana % 
egy of Southern Ita ys Foy ville, pg 
Volcano, eruption of Hew n, Coan, 240. 
Voltaic, see Galvanic 
w 
, J. C., obituary of, 151. 
Waters of the Dead Se ea, 301. por 
of the Caspian, density ° 
ra yell, 126, in the Desert of Sahara, 301. 
epar. now ie 96. | of Deldvee river, H. Wurtz , 124, 301. 
pe ee August, 1 ve 290. Jake Ooroomiah, 276. ee, 
e roo cific gravity, eic., ut several salt, 
Spt ~ leg apparatus, Eckfeldt and Du-|| weddell’s Chloris Andina, noticed, 437. 
an, W , meteor of July 8,448, 
Sponges, 
Spongeous origin of siliceous bodies of chalk, Woodbri 
Sola, g, manafveture of, ee myrocens 99 
Siar-fishes, os simathy ee, 415. ‘ 
Steam engine, R. Clausius on, 180,’ 364. 
153. 
‘Works, Bench h, noticed, 269. 
Botanical, see Botan 
‘Wurtz on ether and its homologues, 107. 
Wurtz, H., on w: rater of Delatare, 
lereoscopic experiment, Lugeol,’ 
Stude ting Ex Eorepertatens 6 
“ ag y infor 146, ; 
Bs level vel and characer of rere Bg Yandell, Eleutherocrinus, 120. 
ali 
‘Sans rays, heat in, 377, 388 
|| Zeising, A., work by, noticed, 454. 
||Zoology, see Toyuicess , Insecta, Fossil. 
ee value of a genus and species in, Wollas- 
a ’W. J, meteorie iron: of Xiquipileo, 287, 
young of gar-pikes 
mollusks of Colitarnte coast, P:C Carper 
a new turkey of Mexico, 139. 
a new Dinornis, 138. 
Telescope, equatorial, Porro, 103, 
'Tetradiu mM. M. Safford on on, 236. 
Thom inoon, EF , obituary, 44, 
Tides at Pona nape, Carolines, 142, 
