vi CONTENTS. 
Rinse the Rocks associated with the Coal of Australia, by 
eology—On a new genus and species of Fossil 
we by Josern Leipy 6.—Description of a ‘new sp es of Ant 
from West Africa, by J. E. "Gray, Esq., F.R.S., 279.—On a Mode of Repr 
tion in the Inferiot Seda by J.P. van BENEDEN, 280. 
Astronomy. So, ite of Bile by M. Orro Srrvve: Orbit of the Planet Flo- 
ra, 282.—On the Ann a of the ee October, 1847, by J. Lawrence 
Smit rs Mower of July 14, 1847, 
Miscellaneous Intelligence ee, of Gel sts _, ee, = ae np s 
Microscopes, by Prof. Bartzy, 285.—Antarctic Exploration, 287.—On Shell Ca- 
meos, by Mr. * tis 9 Fecal Punguses of En coe Dr. Jos D. Hook- 
er’s Botanical Mission to — .—Collecting of yah eps Fa om Dr. J. J. 
. v Tscuunt, 291.—Canaan (Ct.) Native ta by Str LA gong Fall 
an Aerolite at — wil, — as, by Hen rhe PM 1. a 
Cétcoins of the Giants’ way, and Model of "this or - ‘Nat 
Academy of Natural Senin of Philadelphia, 294.— Ba 
GrorGE siete a eae Iron Furnace 
S. S. Hat 296.—Telegraphic Reports of Meteorologi 
Italian Couprane of Science: Nowon s & 
Bibliography—A Manual of the s 2 of the Neuss Unit 
England to Wisconsin and South t Ohi n ansylvani 
Gray, M.D., 297.— rt of the Superintendent of t 
the progress of the work durin ar 
Vermont, Natural, Civil and Statistical, in three 
Stat engravings, by Zapo N 
dinaire de la Société Impériale des Naturalistes de Moscou 
loceasio Jubilé semi-séculaire du Do 
1.—Principles of Physics and Meteorology, 
—Da ve and Extinet Volcano 
gy: JournaPof the Academy = tural Sciences of Phil 
ogy : a adéIphia, New Series, 
vol. i, part I, 303.—Annals of the Lyceum of Natu ah istory of New York, 
vol. iv, Nos. 10, 11, July, . 18471, Transactions of the American Philosophical 
Society, 4to, vol. x, New Ser., Part I, 304. 
List of Works, 304. aoe. ae 
NUMBER XY. 
Estioma by Saree Ty 
Ill. Remarks on beervations of S. S. Hald 
the supposed ie = les oe = 
Beckii ;’ Jam 
XXXIV. Second Let 
WHELPLEY, - 
V. Twon Rerals —Medjidie fae of ‘Uranight and 
Lime Ae im 
e€ ers ate of Uranium an 
of a Meteoric tien that fell near B 
- 14th of July, 1847; b 
Ob)< “a ‘to the Thedbiea eeddintl é 
mpére, with an Effort to ne J lectr: 
. » 
