. 
. 
val CONTENTS. 
Jos. Lerpy, M. wie Die Nepeiner oes der Grauwacken formation in Sachsen, ete., 
von H. B. ‘Ger INITZ, 281.— mes gee Flora von Wildshuth in Cusseta 5, 
Neu aifgefundene’ Sanvier-Ueher ca aus den Siig gost Schie es 
Jurakalkes, r. ANDREAS ss Remo sete, per 
- Pronet he Kreidebildungen v va Tex n Dr. Ferp. Roemer: Sys- 
silurien du centre de la Russie par abe “Basrande, 282.—Fossil Seariaa Sam 
ipa Prince Edward’s Island: New South Wales, 283. 
Zoology.—Neue Denkschriften der nlp og Schweizischen Gesellschaft, etc. 
rias de‘la real Academia de Cienci _ Madrid : Catalogue of the Cabi net of rierara 
j des 
History of the State of New Yor 2 —Bulletin de la Soc. imp. Natura “he de 
Moscow: Jahresb. des Naturwiss. Vorcinw’ in Halle : thon gers Kais. 
der Wissenschaften : Wur preeneenbocts naturhist. Jahreshefte : Ze mig ift fiir wissen 
schaftliche Zoologie : De homme et des races Lea ag par. RD: e0- 
graphische Verbreitung der Thiers: v on L. K.S ARD : Histoire ‘Naturelle d es Mol- 
lusques Ptéropodes, par MM. Rane and estcaret Bilder aiis dem ‘J jasldlion: von 
ARL Voer, 284.—Entwicklungsgeschichte des Meerschweinchens, von Tr. L. W. 
Biscuorr Phy soba ce gon che Reise nach Mossambique, vo ETERS, 
285.—On the Osteol the song Fe Hippopotamus, Jo ; » 286 
Museum Heineanum, rt. JEAN ANIS: Journal fiir Ornithologie, von Dr. JEAN 
Capanis: Anale ae ~aalletaent os m provinciarum occidental 1 lium im- 
peril rossici, auctor . Gorski: Monographia Pueumonopomorum viventium, auc- 
tore L. Preirrer: “Wosteaions of the Birds of California, Texas, Oregon : 
einer Migoceanhie der Lycene als Beitrag ziir spe es ngskunde mit Abbildungen 
nach der Natur, von Notes on the Classification of the Carabide: 
of the United States, by Dr. eres L. Le Conse 287. 
Astronomy.—Shooting Stars of August 10, 1853, 288,—Themis : Phocea : Proserpine : Third 
Comet of 1853, 289. 
Miscellaneous Intelligence —American Association for the Advancement of Science, 239.— 
Note, by Prof. pS to p. 224, on the effect of Moisture on the Heat developed by 
Compression of Air: Note by Prof. BaRNarD, to p. 225, on the Heat required to convert 
Water into Steam, poe —Note to p. 226, ee the Theoretic Determination of the Expen- 
1 : t 
Lieut. M. F. Maury, 294 —Were the Ancient Egyptians acquaint nted vith Nitric Aci 
by THornton J. Herapats, Es rey 296.—California Academy of Natural Scienc 
Aurora seen at Perryville, on the 24th of May, 1853, by Prof HEELER: 
Great Gold Nugget : acest College, Philadelphia : y Notice to Naturalists, 298. 
por gif in the ayer of rain ranaig by Pres, EDWARD Hivchaoce: ‘Prac 
b ARY LLE: og i 
Sciences of Philadelphia, by A. L. HeermMann, M. —Rural 
Essays, by A. J. Downina, edited by George WILLIAM Curtis: Sixty-sixth Annual 
Report of the Regents of the University of the State of New se Illustrated Record 
of the Industry of all Nations, edited by B. Sinutman, Jr.: The ora a ea 
edited by Wa. J. Tenney, Stn nea Medical Recorder, edited by A. P. Mer 
M.D. and ela 1.D,: Annals of Science, conducted by ‘sate roa - 
Sartu, A.M.: Report of the Sinidlooendei of the Census for December, 1852: An- 
nals of Pe Lyceum of N nine History of New York, 
List of Works, 304 
NUMBER XLYVIII. 
Page. 
Art. XXX. Biography of Berzelius ; by Prof. H. Ross, - - 305 
XXXI. On an Isothermal Oceanic Chart, lustratiog: the Geo- 
graphical Distribution of Marine animals; by James D. Dax, 314 
XXXII. The Coal Field of Bristol Cowaly and of Rhode Isla 
XXXIIL. Rese Booger E. Hircncock 
arches on Peston Applications of f Magnetic An 
by M. J. Nicki 
