louie modification of Phos phorus, 955. —Theory of Oren ‘ee On 
7 te of ee Plioepletbs and Ni itrogen, 256.—Quantilative’ ae ag 
tio Potash a: Co nstitution of Tournaline, ay ames Ree 
; by Prof. Helios RD, 209. 
ecology. a ite; by fawsench Surra: On the Seclony, 
Joa ee RRA DEL Bayo, 259. ae nt of Popocat- 
epet!, 266.—On the Beydrargillier ae the Poesia of Pennsylvania, by 
T. F. Seat: On Rhode Island Coal, A. A. Hayes, 267. 
‘onspectus Crustaceorum a n Orbis Terrarum circumnavigatione, 
Pars —Zovlogical go by Josepn Leipy, M.D., 274.—Value 
the word sSaark in Tooke ogy, by S. G. Morton *M. D.; Wi. 
—The new planet Egeria, 276. 
ous Intelligence.—Magne etism, 276.—A comparative examination of the 
G 
.—Shooting Stars 
Bis 9 
1850: Lalande Medal ; Academy of Naturak Sel 
eer: —John James Audubon: Prof: C. Schuma 
1849, 
1, F-R-S., de, 2 298.—On_ Pe 
— surus, by G. A. poodle Sg 
Treatise on 
cella ah 
ins 
Zoology. 
Carolo Wilkes e Cieess Reipublice Feed Fatal ae, exit et descripsit J. D. Da = 
of Microsco opes from Mr. Ross of England, Mr. Spencer of 
n . Nachez of Paris, by J. LawRENCcE reas 77. an 
8 uminizing Photogenic Glasses, .—New Method of En- 
raving Plates for Printing Ferns, Sea ds, &c. in the flowers 
ndron ponticum, 280.—Qn British Eoéene ‘Sevcunes and the Serpent of 
the Bible, by Prof. Owen, 281.— e, 233.—On the Blue Lick Spring, 
Licking River, Ky., by Prof. Robert ae ; i less Bird: Ve 
etable Physiology, _— Anesthetic On hs ‘on Gutta 
a-means of insulation an for models, by Prof. C. G. Pace, 
of Angu: 
ck peste “ eee 23. — 
—Pa eport for. SE aia of Fossil Re- 
the Pelorosau- 
‘Plane and Spherical, by Rev. 
Cr zs W. ine ackwey, S.T. Do ? iew of Chemistry for Gtadeses, by 
oH G G. Nomen, M.D. «The rs 5 of a Geological Survey of the State of 
“b ; on the Geology and Topogra 
‘de r D. Casiano 
Hu d op 
Race examine 
D.D.: Contributions to Con- — 
g ee ae. Prof, — 
