460 
et elastic forces of vapors and gases, 
ALL 
Reptiles ‘of N. Y. Baird on referred oa 452, 
iggs’s Dacota Grammar, noticed, 450. 
Richard’s Dictionnaire raisonné d’ Agricnl- 
ture et d’Economie du Bétail, &c., noticed, 
; Reichenbach de pe Orchidearum, 443. 
of, 4 
Rocks, foliation of metamorphic, E. Forbes, 
122. 
Sabine on terrestrial magnetism, 424. 
Salt, iin of, in feewabe” of minerals, 
handetans of Conn. River valley, age of, 
W. B. Rogers, 123. 
Sarsaparilla, on plants affording, 441. 
ee “sbaervie lions on coats 
Schoolerafl H. o 2 coal near Lake of the 
water for ee, i Wilson 
Sed 30, s Bota voyage 2 ae Her- 
Siluri seid of, J. ‘D. Whitney, 371. 
Silk in Algeri 
Silkworm, new. introduced into France, 108, 
Smith, J. L., on » metdbrites, 153, 322, 
: 4 arsenate and vanadate of lead in Pa., 
INDEX. 
eS ar of the Red River region, 4 
s Year Book of Facts, on Pit. 
Trgonocarpin, fruit of a Con 
ber e,on the Uredin new a ay Unelepoes, 
wom - Black Copper mine of Tennes- 
see, 1 
'Tuomey’ s Fossils of S.America, noticed, 451. 
Tyndall, on the diamagnetic force, 24. 
peculiarities of the magnetic field, 115. 
Uricoechea, E., work by, on N. Grenada, 
150. | 
na € Mid "ial of N. Grenada, 
243. 
Vv 
pa — Aids on the Composition 
vite Pueogtiics: 
Volcanic Springs in Califia, J. DL. Le 
Conte ne 
Ww 
Ware, ms ymca electrical phenom- 
no! 
supernumerary tooth in Mas- 
todon giganteus 3 
Water for arine Vivaria, Wilson, 146. 
sgn Institution, letter of L. Agassiz)’ 
Solution Rae n, T. S. Hun 
Specie volume of fluid <anmianer: Kopp, 
Sia uros cope, F. v. Kobell, 4 
Stereoscopes, Mace zs, 269, 447. 
a rd, D. T., on atmosphere in Oroom- 
pte and solap magnetism, Thomson, 104. 
ry 
Taconic System, review of, 400, 403. 
on fossils of, J. Hall, 434, 
Talcose slates, "the so-called of the Green 
Mountains, 7. S. Hunt, 417. 
Taylor, W. J. a new locality of molybdate 
of i iron, 429 
omson, w. on the a bom field, 117, 
ompson. meteorological observations 
at Burlin ngton, Vermont, 
,on teloemetirla ? 318. 
' iced ie 
|W ;, Wee ping, origin of, 301. 
iW Yoho’ F, 
| Wurtz on butylic alcohol, 
Yak, domesticated in France, 411. 
Z 
ZooLocy.—Viviparous fish in Louisiania, 
Crustacea, geog. distribution of, J. D. 
Fishes of Western America, Agassiz, 
71, 215. es 
Wess of N. Y., Baird on, referred to, 
52. ) 
vous Echini, 137. 
fee j3I, 13 33, 349. 
Mollusca of Irkut sk, 137 
Sh hant, eg we 131, 133. 
Seeman, F. Waller and J. Dean on, 
‘Pennesese Copper Mine, Tuomey, 181, 
{ Zedleniouk Seneg for or Acclimation, 419. 
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