Chemistry and Physics.-Rotation of the Plane of Polarization produced by the

Galvanic Current, 111.-Physical Demonstration of the Rotation of the Earth

by means of the Pendulum, 112.-Equivalent of Bismuth: Equivalent of Tung-

sten, 113.-Action of Light upon the Iodid of Ethyl, 114: On a series of alka-

loids homologous with Ammonia, 115.-Constitution and products of the decom-

position of Codein, 116.—Acetic Acid from Sea-weeds: New test for the Ni-

trites and Nitrates, by GEORGE C. SCHÆFFER, 117.

Geology.-On the Parallelism of Mountain Chains in America, by Mr. DESOR, 118.

-Lower Silurian Reptile in Canada, 120.

Zoology. On the Classification of the Cancroidea, by J. D. DANA, 121.—Addi-

ditional note to the Remarks on the Classification of the Maioidea, by J. D.

DANA, 131.-Microscopic examination of Soundings, made by the U. S. Coast

Survey off the Atlantic Coast of the United States, by Prof. J. W. BAILEY, 132.

Astronomy.-On the new Ring of Saturn; by W. C. BOND, Esq., 133.-On the

Total Eclipse of the Sun, of July 28, 1851, by R. T. PAINE, Esq., 134.

Miscellaneous Intelligence.-Electro-magnetic Locomotive, 139.-Meeting of the

American Association for the Advancement of Science at Cincinnati, 141.—

Gold in Arkansas: Rise and Fall of Lake Erie, 143.-Obituary.-Dr. S. G.

Morton, 144.-Oersted, 147.-Jacobi, 148.

Bibliography.-Astronomical Observations, made under the direction of Lieut.

M. F. MAURY, U. S. N., during the year 1846, 149.-Practical Mineralogy, As-

saying and Mining, by FREDERICK OVERMAN, Mining Engineer: A Chart giv-

ing an Ideal Section of the Successive Geological Formations, by JAMES HALL,

150. The Christian Retrospect and Register, a summary of the Scientific, Moral

and Religious Progress of the first half of the XIXth century, by ROBERT

BAIRD: Annals of the Lyceum of Natural History of New York, 151.

List of Works, 152.

NUMBER XXXV.

Page.

ART. XVII. Observations on the Pluton Geysers of California;

by Prof. FOREST SHEPHERD,

153

XVIII. Report of Prof. ALEXANDER D. BACHE, Superintendent

of the United States Coast Survey, showing the progress of

that work for the year ending October, 1850,

XIX. On Coral Reefs and Islands; by JAMES D. DANA,

XX. On the Flow of Elastic Fluids through Orifices; with a sug-

gestion of a new method of determining the mutual relations

of Elastic Force, Temperature and Density in an Expand-

ing Fluid; by ELI W. BLAKE,

XXI. On the Relation of the Chemical Constitution of Bodies to

Taste; by Prof. E. N. HORSFORD,

158

165

186

XXII. Foucault's Pendulum Experiment,

Page.

200

XXIII. Note on Heteronomic Isomorphism; by JAMES D. DANA, 204

XXIV. Mineralogical Notices. No. III,

XXV. Notice of the Report on the Geology and Topography of

a portion of the Lake Superior Land District, by J. W. Fos-

TER and J. D. WHITNEY,

205

222

239

245

251

XXVI. Effects of Lightning during a storm on the first of July,

1851, at Attleboro', Mass., by Mr. HENRY RICE,

XXVII. On the former Changes of the Alps; by Sir RODERICK

IMPEY MURCHISON, V.P.R.S.,

XXVIII. Observations on the Pendulum Experiment; by Rev.

C. S. LYMAN,

XXIX. Miscellaneous Notes from Europe; by B. SILLIMAN, Jr.:—

1. Present condition of Vesuvius-2. Grotto del Cane and

Lake Agnano.-3. Sulphur Lake of the Campagna, near

Tivoli.-4. Meteorological Observatory of Mount Vesuvius,

5. Light for Illumination obtained from the burning of Hy-

drogen, by M. Gillard,
256-260

XXX. British Association, Twenty-first Meeting at Ipswich, July 2:

1. From the Address of Prof. AIRY, the Astronomer Royal,

at the opening of the Meeting-2. On Diamagnetism and

Magne-Crystallic Action; by Dr. J. TYNDALL.-3. Report

of the Kew Magnetographs; by Col. SABINE.-4. On our

Ignorance of the general course of the Tides; by Dr.

WHEWELL.-5. Observations on Atomic Volumes and Atomic

Weights; by Prof. DUMAS.-6. On a Copying Electric Tel-
egraph; by F. C. BAKEWELL,

262-278

Chemistry and Physics.-Crystalline form of the Rhombohedral Metals: On the

Equivalent of Magnesium, by MM. R. F. MARCHAND and TH. SCHEERER, 279.

-New metal, Donarium, 280.-On Aridium, a new metal, by M. ULLGREN:

Alkalies, 281.

Geology-Discovery of Fossil Fish in the Coal Formation of New Brunswick,

by Dr. C. T. JACKSON, 281.-Immense Coal bed: On Fossil Fish in the Coal

rocks of Ohio, by J. W. FOSTER, 282.--Sulphate and Carbonate of Copper of

Bristol, Conn., 283.

Zoology. On the Classification of the Crustacea Grapsoidea, by JAMES D. DAna,

283.-Note to the Paper on the Cancroidea, by J. D. DANA: On the Resusci-

tation of Frozen Fish, by Prof. O. P. HUBBARD, 291.

Astronomy.-New Planet Irene, 293.

Miscellaneous Intelligence.-Smithsonian Institution, 293.-The Cambridge Ob.

servatory, 295.—The Solar Eclipse: Science of Pisa, 300.—Fish of Mt. Bolca:

The Werner Festival at Freyberg: Monticelli's collection of Minerals at Na-

ples for sale: Correction, 301.-Obituary.-Sir James Graham Dalyell, 302.

Bibliography-Reports of the Secretary of War, with Reconnaissances of Routes

from San Antonio to El Paso; by Brevet Lt. Col. J. E. JOHNSTON, &c.: The

Banker's Magazine and Statistical Register, edited by J. SMITH HOMANS, Esq.,

302.-A Guide to the Scientific Knowledge of Things Familiar; by Rev. Dr.

BREWER: Elements of Latin Pronunciation, for the use of Students in Lan-

guage, Law, Medicine, Zoology, Botany, &c.; by Prof. S. S. HALDEMAN, A.M.:

The Fourth Annual Report of the Board of Regents of the Smithsonian Insti-

tution: Ausführliches Handbuch der Analytischen Chemie, von HEINRICH

ROSE: The Journal of Agriculture, edited by WM. S. KING and J. J. MAPES:

Iconographic Encyclopedia, 303.,

List of Works, 304.

APPENDIX.

American Association for the Advancement of Science, 305.

NUMBER XXXVI.

ART. XXXI. Observations on the Zodiacal Light; with an inquiry

into its Nature and Constitution, and its relations to the Solar

System; by Professor DENISON OLMSTED,

XXXII. Cultivation of Nutmegs and Cloves in Bencoolen; by

Page.

309

322

329

339

XXXIII. On Coral Reefs and Islands; by JAMES D. Dana,

XXXIV. Optical and Blowpipe Examination of the supposed

Chlorite of Chester County, Pa.; by W. P. BLAKE,

XXXV. Notes of a Discussion of Tidal Observations made in

Connection with the Coast Survey, at Cat Island, in the Gulf

of Mexico; by Prof. A. D. BACHE,

XXXVI. The Silurian Basin of Middle Tennessee, with notices of

·

341

the Strata surrounding it; by Prof. JAMES M. SAFFORD, A.M., 352

XXXVII. On the Houghite of Prof. Shepard; by S. W. JOHNSON, 361

XXXVIII. On some of the Thermal Waters of Asia Minor; by

Dr. J. LAWRENCE SMITH,-Part II,

XXXIX. On the Preservation of Animal Substances; by HENRY

GOADBY, M.D., F.L.S.,

XL. Mineralogical Notices. No. III,

366

378

387

XLI. On the Crystallographic Identity of Eumanite and Brookite;

by J. D. DANA,

XLII. Observations on the Pendulum Experiment; by Rev.

C. S. LYMAN,

XLIII. British Association, Twenty-first Meeting at Ipswich, July 2:

1. On preparing Speculums for Telescope; by the Earl of

ROSSE.-2. On a New Method of determining the quantity of

Hygrometric Moisture in the Air; by Dr. ANDREWS.-3. On

the cause which maintains Bodies in a Spheroidal State, be-

yond the Sphere of Physico-chemical Activity; by M. Bou-

TIGNY.-4. On Earthquakes; by Mr. MALLET.-5. Report

on the Physical and Economical Effects of the Destruction

of Tropical Forests in British India; by Dr. H. Cleghorn.

-6. On the Great Earthquake experienced in Chile, April

2, 1851, from R. BUDGE, Esq., to W. BOLLAERT, Esq., in a

letter dated April 17, with Observations by the latter,

Page.

397

398

416-426

Chemistry and Physics.-Laws of Magnetism: Magnetism of Oxygen gas, 427.-

Molecular structure of organic bases, 428.-On Stibmethyl and its compounds,

430.-Selenio-cyanogen and its compounds: Propion: Iodid of Nitrogen: Al-

cohol of Caprylic acid, 432.-On the new metal Donarium, 433.-An account of

an apparatus for producing Attrition between the Surfaces of Siliceous Stones in

Vacuo, or in Gaseous Media, and for determining whether the consequent Odor

and Corruscations are due to Ozonification, by DR. HARE, 434.

Botany and Zoology.-Note on the Vegetation of the Coal Period, by J. E. TESCHE-

MACHER, 438.-Conspectus Crustaceorum, &c.; Crustacea of the U. S. Ex-

ploring Expedition, by JAMES D. DANA: Mastodon in Northern Illinois, by

Prof. S. P. LATHROP, 439.

Miscellaneous Intelligence.-Great Exhibition in London, 440.-Aurora Borealis,

442. On the Earthquake in Calabria, by E. J. MORRIS, 443.-Palæontographical

Society, 444.-Dr. Krantz's Geological and Mineralogical Specimens: Gold in

Australia: Prize offered by the Royal Prussian Academy at Berlin, 445.-

Obituary. Lorenz Oken, 445.-Alexander de Saluzzo: William Nicol: Baron

de Silvestre: Dr. König, 446.

Bibliography.-United States Exploring Expedition during the years 1838-1842,

under the command of Charles Wilkes, U.S.N.; Meteorology, by CHARLES

WILKES, U.S.N., 446.-Outlines of Chemistry for the use of Students, by Wм.

GREGORY, M.D.: Catalogue of Shells contained in the collection of Dr. JOHN

C. JAY, 447.-A Synopsis of the Classification of the British Paleozoic Rocks,

by the Rev. ADAM SEDGWICK; with a detailed Systematic Description of the

British Palæozoic Fossils in the Geological Museum of the University of Cam-

bridge, by FREDERICK M'COY, 448.-Monographie des Polpiers Fossiles des

Terrains Palæozoiques précédé d'un Tableau Général de la Classification des

Polypes, by MM. MILNE EDWARDS and JULES HAIME: Elements of Analyt

ical Geometry, by ALBERT E. Church, A.M., 449.-The Terrestrial Air-

breathing Molluscs of the United States and the adjacent Territories of North

America, described and illustrated by AMOS BINNEY, edited by AUGUSTUS A.

GOULD: History of Propellers and Steam Navigation with Biographical Sketches

of the early Inventors, by ROBERT MACFARLANE, C.E.: The Geological Ob-

server, by Sir HENRY T. DE LA BECHE, C.B., F.R.S., 450.-Elements of Ge-

ology, intended for the use of Students, by SAMUEL ST. JOHN: The Micro-

scopic Anatomy of the Human Body in Health and Disease, by ARTHUR HILL

HASSALL, M.B., 451.-The Microscopist, or a complete Manual for the use of

the Microscope, for Physicians, Students, and all lovers of Natural Science, by

JOSEPH H. WYTHES, M.D.: Report of the Special Committee in favor of a

Geological Survey of California, submitted by Mr. RANDALL: Graptolithes de

Bohême, par JOACHIM BARRANDE: Prof. Owen, F.R.S., on Dinornis: Ameri-

can Historical and Literary Curiosities, consisting of Fac-similes of original

Documents relating to the events of the American Revolution, &c., by J. JAY

SMITH and J. F. WATSON, 452.—The Serpent Symbol, and the Worship of the

Reciprocal Principles of Nature in America, by E. G. Squier, 453.

List of Works, 453.

Index, 455.

Plate I, Kingsmill Islands-to illustrate Article on Coral Islands, page 25.
Plate II, Zodaical Light-to illustrate Article on page 309.
Plates III, IV, V, VI, VII, Diagrams to illustrate Article on Tides, page 341.
Plate VIII, Geological Map of Tennessee-to illustrate Article at page 352.

ERRATA.-P. 17, 2d line from top, for J. D. Macgowan, read D. J. Macgowan.
-P. 280, 22d line from bottom, for 250, read 150.

ADDENDUM. Vol. XI, to Index, add-Smith, J. L., comparison of lenses of
Ross, Spencer and Nachet, 277.