Tvaxorr: Amoibite, 416. hit toda? Mowehite and ‘Witaceae Brockei. 
- tite and Krisuvigite: Perowskite: Phacolite: Mica rragonite and Cale - 
ie 417. —Bucholzite of Chester, Pennsylvania: ‘Siltimanite: Bismuth Sil-” 
fie, On Tolite, by W. Harpixerr, 418.—Gold at Dedham, Mass., by J. H. 
Braxze: Gold washings of the Rhine by M. Dausrae: Obasrvetions upon 
some Sandstone Rocks in Baldwin Co., Ala, by Arremas Bicerow, 419,— 
Fossil! Forest in the Petia Collet near Wotewrbaastos n:  Phyllite, 422, 
Zoology and Botany.—Report on Scientific. Nomenclature, 423—Aphides: Cari- 
cography : Fossil Ferns from Frostburg, Maryland, collected by scien yeh, by 
C.T.F. Bonsvry, Esq., 427 
ee, oe bstra “ of a Meteorological Register kept in the city of Natchez, 
Lat. 31° 34’, Lon. 91° 21’ 42", for ten years, by Henry Tooxrr, Sen., 429.— 
“mae im the rete of France, 432. 
Astronomy.—Atmosphere of the Moon, 432.—On the caper of a Star on the 
Dark Limb of the Moon just before its Occultation, by Prof. Srzverry: The 
Central Sun of the Universe, 433.—Antares: The new Planet Astrea, 434.— 
. Biela’s Comet, 435.—Fourth Comet of 1846: Fifth Comet of 1846: Hind’s 
Comet: LeVerrier’s Planet, 439. 
Miscellaneous Intelligence—Improvement in the construction of the: Rails — 
Wheels of Railroads, 439.—Manufacture of Gas for illumination, from wa 
Board of Regents of the Bavchweniag saree: Wollaston Medal : pees 
eal Society of France : Prof. Lowis Agassiz: M. de Verneuil, 440—The Ray 
Society: Association of tenes Goakdgiat and Naturalists: a British 
~ Association: Maseum of Economic ‘Geology ‘in Great Britain, 
Bibhiography.—The ‘Bidereal Seen lies a of America a J. Browne, 
442.—Outlin esof S$ ny, by AntHur Heyrrey, F. 
L. . ,444.—Dexessert, Icones Selects ee quas in Prodromo Syst. Nat. 
ex herb. Parisiensibus, presertim ex Lessertiano, descripsit, Aug. Pyr, DeCan- 
dolle, Vol, 5, 1846: A Text Book on Chemistry, for the use of Schools and Col- 
leges, by Joun Wa. Draper, 445.—Adulterations of various Substances used 
in Medicine and the Arts, with the means of detecting them, by Lewis C. Brcx, 
: Observations in Natural History, by Rev. Leonanp Jenyns, M. A., 
. % S.: A Monograph on Fossil Actes by Twos. Austin, Esq., F..G, s., 
and Tos. Arvstix, Jr., E: : The Brain and its Physiology, &c., by 
Dasiet Nosre.—List of Works, unless Researches, 447. 
ie 
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