Page.

XVI. Evidence of Two distinct Geological Formations in the

Burlington Limestone; by W. H. NILES and CHARLES

WACHSMUTH,

95

XVII. On a proposed Printing Chronograph; by Prof. C. A. YOUNG, 99

XVIII. Note on the geological position of Petroleum reservoirs in

Southern Kentucky and in Tennessee; by Prof. J. M. SAFFORD, 104

XIX. Analyses of some minerals from the Emery mine of Ches-

ter, Mass.; by Dr. C. T. JACKSON,

XX. On the detection of Iodine; by M. CAREY LEA,

107

109

SCIENTIFIC

INTELLIGENCE.

Chemistry and Physics.-On the preparation of Hydrofluoric Acid, by W. P. DEXTER, 110.

-Skylight Polarization at Philadelphia, by PLINY EARLE CHASE, A.M., 111.--Compar-

ative visibility of Arago's, Babinet's, and Brewster's Neutral Points, by PLINY EARLE

CHASE, M.A., 112.

Mineralogy and Geology.-On the age of the gold-bearing rocks of the Pacific Coast, by

Prof. WM. H. BREWER, 114.-A Catalogue of the Paleozoic Fossils of North America;

by B. F. SHUMARD.-On the deposit of Rock Salt at New Iberia, Louisiana, by Prof.

RICHARD OWEN, 120.--Fossil Spider from the Coal Formation, by Dr. F. RŒMER:

Observations on the Cretaceous strata of Texas, by B. F. SHUMARD, M.D.: Report of

the Chief Commissioner of Mines for the Province of Nova Scotia, by S. P. HAMILTON:

Geological Survey of Nova Scotia: Sulla Geologia dell' Italia centrale: Petroleum

on the Alleghany River: Orographic Geology, or the Origin and Structure of Moun-

tains, by GEORGE L. VOSE, 123-Dentex Münsteri, specie di Pesce i cui resti fossili,

etc., Prof. GIUSEPPE MENEGHINI: G. F. Matthew on the Azoic and Paleozoic rocks

of Southern New Brunswick: Meteorites, 124.-Annotated Catalogue of the principal

Mineral species hitherto recognized in California, etc., by WM. P. BLAKE: Die Mine-

rale der Schweiz, von Dr. ADOLF KENNGOTT: Notes on some members of the Feld-

spar family, by ISAAC LEA: Vorlesungen über Mineralogie, von N. voN KOKSCHA

ROW, 125.-On the affinities of Bellerophontide, by F. B. MEEK, 126.

Botany and Zoology.-Boussingault's Researches on the action of Foliage, 126.-Revision

of the North American species of Juneus, by Dr. ENGELMANN: Lessingia germano-

128-Illustrations of the Esculent Fungi of the United States: Death of William

Henry Harvey: The International Horticultural Exhibition, 129.-Illustrated Catalogue

of the Museum of Comparative Zoology at Harvard College, by ALEXANDER AGASSIZ,

132 --Fossil Medusa, 133--Polymorphism among Bryozoa: Anatomy and Physiology

of the Vorticellidan Parasite of Hydra, by Prof. H. J. CLARK: Baird's American

Birds: Notes on the Embryology of Starfishes, by ALEXANDER AGASSIZ, 134.

Astronomy.-Asteroid (86), 134.-Asteroid (87): The new variable star, 135.

Miscellaneous Scientific Intelligence.--Destruction of Scientific Museums by Fire, 135.-

Walker Prizes: Rumford Medal: Prof. H. A. Ward's Collections of Casts of Fossils,

136.-Obituary.-Henry Darwin Rogers, 136.

rum,

Miscellaneous Bibliography.-Transactions of the Connecticut Academy of Arts and Sci-

ences: The American Annual Cyclopædia and Register of important events, 133.-

Chambers's Encyclopedia: Annals of the Dudley Observatory: Snell's Olmsted's

Astronomy, 139.--Notices of New Works and Proceedings of Societies, 140.

NUMBER CXXV.

Page,

ART. XXI. Results of Magnetical Observations made at Eastport,

Maine, between 1860 and 1864, for the United States Coast

Survey; communicated by A D. BACHE,

141

151

XXII. On the age of the Coal Formation of China; by Dr. J. S.

NEWBERRY-addressed to RAPHAEL PUMPELLY, Esq.,

XXIII. A Second Method of correcting Monthly Means for the

unequal length of the Months; by ERASTUS L. DeForest,

XXIV. On a New Process of Organic Elementary Analysis for

Substances containing Chlorine; by C. M. WARREN,

XXV. The Vowel Elements in Speech; by SAMUEL PORTER,

XXVI. On Photo-micrography with the highest powers, as prac

154

156

167

tised in the Army Medical Museum; by J. J. WOODWARD, M.D. 189

XXVII. Note on a Regular Dimerous Flower of Cypripedium

XXVIII. Contributions from the Sheffield Laboratory of Yale

College.-XII. Analysis of a Mineral Water; by FRED-

ERICK F. THOMAS,

XXIX. On the Nature of the Action of Light upon Iodid of Sil-

195

196

XXX. Observations on the origin of some of the Earth's Features;

by JAMES D. Dana,

205

211

XXXI. Contributions to the Chemistry of the Mineral Springs of

Onondaga, New York; by CHARLES A. GOESSMANN,

XXXII. A new Meteoric Iron, "the Colorado meteorite," from

Russel Gulch, Gilpin Co., Colorado Territory; by Prof.

J. LAWRENCE SMITH,

XXXIII. On Gay-Lussite from Nevada Territory; by B. SILLIMAN, 220

XXXIV. On crystals of Gay-Lussite from Nevada Territory;

by JOHN M. BLAKE,

XXXV. On the Structure and Habits of Anthophysa Mülleri

Bory, one of the sedentary monadiform Protozoa; by

H. JAMES-CLARK,

XXXVI. Address of Prof. DeCandolle before the recent Botan-

XXXVIII. Mineral Notices; by CHARLES UPHAM SHEPARD,

Page.

249

XXXIX. Brief Notices of several localities of Meteoric Iron; by

CHARLES UPHAM SHEPARD,

XL. Appendix to Article XXX, On the Origin of some of the

Earth's Features; by JAMES D. DANA,

252

SCIENTIFIC INTELLIGENCE.

Chemistry and Physics.--On the chlorids of tungsten, DEBRAY: On the separation of co-

balt from nickel, TERREIL, 254.-On a new alcohol in which carbon is partially re-

placed by silicon, FRIEDEL and Crafts, 255.—On a new class of organic radicals con-

taining metals, Berthelot, 256.-Isomerism, Berthelot, 257.-On a new determin-

ation of the velocity of sound in different media, AUGUST KUNDT, 258.--The vapor

of water not absorbent of much radiant heat, TYNDALL and FRANKLAND, 259.-Solar

spots influenced by solar refraction, 260.

Mineralogy and Geology.-Geological explorations in Northern Mexico, by A. Rýmond,

261.-On Fucoids in the Coal Formation, by LEO LESQUEREUX: On the oldest known

British Crab from the Forest Marble of Malmesbury, Wilts, by HENRY WOODWARD,

264.-Memoirs of the Geological Survey of Great Britain and of the Museum of Practical

Geology-The Geology of North Wales, by A. C. RAMSAY, F.R.S., 265.-Notes on the

formation of the Dead Sea, by L. LARTET, 266.-On the occurrence and geological po

sition of Oil-bearing deposits in New South Wales, by Rev. W. B. CLARKE, 267.-Re-

port on Geological and Industrial Resources of the Grand Traverse region in the Lower

Peninsula of Michigan, by ALEXANDER WINCHELL, A.M.: New mineral localities, by

GEO. J. BRUSH: On crystallized Cryolite, by G. HAGEMANN, 268,--Paracolumbite and

Corundophilite of C. U. SHEPARD, 269.--Color of a diamond changed by heat; Gies-

eckite a result of the alteration of Eleolite: Apophyllite made by artificial means,

BECQUEREL, 270.-On a new variety of Spinel, by H. ST.CLAIRE DEVILLE: Origin

of the Diamond, E. B. DE CHANCOURTOIS: Paragenesis of Minerals, REUSS: Cassit-

erite: Analysis of Minerals, by S. B. SPARkler, 271.--On Anatase at Smithfield,

R. I., by Rev. E. B. EDDY: Petroleum in Russia: On the Composition of the Stone

implements found in Celtic monuments, DAMOUR: Geological Survey of lowa: New

Paleozoic Crustacea and Cirriped, 272.-The Geological Magazine, or Monthly Journal

of Geology, 273.

Botany and Zoology.--William Henry Harvey, 273.-Dr. Robert Kaye Greville: Dr C.

Fournier on Crucifera, and Sisymbrium in particular, 277.-The Genera of Plants, by

RICHARD ANTHONY SALISBURY F.R.S., 280.--Handbook of British Water-weeds or

Algæ, by Dr. JOHN EDWARD GRAY, F.R.S.: Scolopendrium officinarum in Western

New York-probable determination of the original locality of Pursh, by J. A. PAINe,

JR., 281.-Icones Histiologica, oder Atlas der vergleichenden Gewebelehre; zweite

Abtheilung, by A. KÖLLIKER, 283.--The Anatomy and Physiology of the Vorticelli-

dian Parasite of Hydra, by H. James-Clark: The Arctic Annelids, by A. J. Malmgren,

284.--On collections of bones of recent Rattlesnakes, by WM. A. ANTHONY: Me-

moires pour servir a l'Histoire Naturelle du Mexico, des Antilles et des Etats-Unis, par

HENRI DE SAUSSURE, 285.

Astronomy and Meteorology.--Observations on the Meteors of August last, by DAVID

TROWBRIDGE: Observatory of Russia: Mass of Meteoric Iron in Colorado Territory,

286.--Reduction of the Observations of Fixed Stars, made by Joseph le Paute d'Agelet,

in 1783-1785, with a Catalogue, &c., by BENJAMIN APTHORP GOULD, 286.

Miscellaneous Scientific Intelligence.-The American Association, 287.-Addition to the

Article on Method of correcting Monthly Means, by E. L. DEFOREST: Flint imple-

ments, 289.-Library of works on Earthquakes and Volcanoes of Prof. Alexis Perrey,

290.-Obituary.-Prof. JOHN A. Porter, 290.

Miscellaneous Bibliogrnphy.-Geological Survey of Illinois: Reliquiæ Aquitanicæ, 291.--

Notices of New Works and Proceedings of Societies, 291–292.

NUMBER CXXVI.

ART. XLI. William Rowan Hamilton,

Page.

- 293

XLII. The Vowel Elements in Speech; by SAMUEL PORTER, 303

XLIII. Conclusive proofs of the animality of the ciliate Sponges,

and of their affinities with the Infusoria Flagellata; by

H. JAMES-CLARK, .

320

XLIV. Caricography-Index to the Species; by Prof. C. DEWEY, 325

XLV. On the Oil-producing Uplift of West Virginia; by Prof.

XLVI. Remarks on the Drift of the Western and Southern States,

and its relation to the Glacier and Iceberg Theories; by

EUG. W. HILGARD,

XLVII. New locality of Meteoric Iron in Cohahuila, Northern

Mexico; by C. U. SHEPARD,

XLVIII. On the Spectra and Composition of the Elements; by

Prof. GUSTAVUS HINRICHS,

XLIX. Contribution to the Chemistry of the Mineral Springs of

Onondaga, New York; by CHARLES A. GOESSMANN,

343

347

350

368

375

381

389

L. On some new Manipulations; by M. CAREY LEA,

LI. Experiments on the Electro-motive Force and the Resistance

of a Galvanic Circuit; by HERMANN HAUG,

LII. On the Spectrum of a new Star in Corona Borealis ; by

WILLIAM HUGGINS and W. A. MILLER, M.D.,

LIII. On the Source of Muscular Power; by EDWARD FRANKLAND, 393

SCIENTIFIC INTELLIGENCE.

Chemistry and Physics.—Apparatus for the direct determination of the velocity of sound

in atmospheric air, by Dr. E. C. O. NEUMANN: Interference apparatus for sound-

waves, by G. QUINCKE, 417.--A new apparatus for the demonstration of the laws of

falling boding, F. LIPPICH: Astro-photometer and results obtained, by Dr. J. C. F.

ZÖLLNER, 418.

Mineralogy aud Geology.-Note on the possible identity of Turnerite with Monazite, by
J. D. DANA: Grahamite, 420.-On the discovery of Corundum at the Emery mine,
Chester, Mass., by Dr. C. T. JACKSON: Note concerning the minerals of the Emery
mine of Chester, Mass., by Prof. C. U. SHEPARD, 421.-Laurite, a new mineral, Wöн-

LER: Mt. Hood, 422.-Alleged discovery of an ancient human skull in California, 424.

-On the discovery of the remains of a gigantic Dinosaur in the Cretaceous of New

Jersey, by E. D. COPE: Exploration of the "Bad Lands" or "Mauvaises Terres" of

the Upper Missouri region, by Dr. F. V. HAYDEN, 425.--Post-Tertiary of Maine: Dis-

covery of Mastodon remains at Cohoes, N. Y., ROBERT SAFELY: An addition to some

notes "On a few of the fossiliferous localities of Livingston and Genesee counties,

N. Y." by HENRY A. GREEN, 426.

Botany and Zoology.--DECANDOLLE, Prodromus, Syst. Nat. Regni Vegetabilis. Pars XV:

E. BOISSIER, Icones Euphorbiarum, ou Figures de 122 Espéces du Genre Euphorbia,

dessinées et gravées par HEYLAND, etc. On the young stages of a few Annelids, by

ALEXANDER AGASSIZ, 427.--Corals and Polyps of the North Pacific Exploring Expe-

dition, with Descriptions of other Pacific Ocean Species, by A. E. VERRILL: On the

Polyps and Corals of Panama, with descriptions of new species, by A. E. VERRILL:

On the Polyps and Echinoderms of New England, with descriptions of new species,

by A. E. VERRILL, 428.-Natural History of Animals, by Prof. SANBORN TENNEY and

Mrs. ABBY A. TENNY: Note on the Organisms of the Geysers of California, by Prof.

W. H. BREWER, 420.

Astronomy.-Shooting Stars in August, 1866; (1.) At Sherburne, N. Y., 429.-(2.) At Ger-

mantown, Pa.: (3) At Westchester, Pa.: (4.). At Natick, Mass., 430.—(5) At sea near

Martha's Vineyard, 431.

Miscellaneous Scientific Intelligence.-National Academy of Sciences, 431.-Meteorite in

Hungary of June, 1866, by Prof. JOSEPH SZABO: Lyceum of Natural History, New

York, 432-Gifts of Mr. George Peabody to Science: British Association: Dr. Krantz,

433-Obituary.--Mr. EDMUND BLUNT, 433.-Dr. A. A. GOULD, 434.-R. W. GIBBES :

LOUIS SEMANN: Major ROBERT KENNICUTT, 435.

Miscellaneous Bibliography.-Smithsonian Institution; Report of the Secretary to the

Board of Regents, January, 1866, 436.-History of the Atlantic Telegraph, by HENRY

M. FIELD, D.D.: Elements of Quaternions, by the late Sir WILLIAM ROWAN HAMIL-

TON, 437.--A Preliminary Report of the Texas Geological Survey, etc., by S. B.

BUCKLEY, 438.-On the Geology of the Key of Sombrero, W. I., by ALEXIS A. JU-

LIEN: Memoir on the Island of Navassa, W. I., by EUGENE GAUSSOIN: Peat and its

uses, as a fertilizer and fuel, by Prof. SAMUEL W. JOHNSON, 439.-Recherches sur

l'origine des Roches, par DELESSE: Geology and Minerals; a report of Explorations

in the Mineral regions of Minnesota, etc., by Col. CHARLES WHITTLESEY: Carte Gé-

ologique du Department de la Seine: Chambers's Encyclopedia, 440.

INDEX, 441.

ERRATA.

P. 1, line 12 from bottom, for "Latham," read " "Lapham."

P. 2, 1. 16 from top, for "Alter," read "Altar."

P. 95, 1. 22 from bottom, after the word have, insert "been."

P. 116, 1. 10, for "Prof. Whiting," read "Prof. Whitney."

P. 117. 1. 26, "

46

P. 156-add as a foot note, to article by C. M. Warren, Cited from the Proceed-
ings of the American Academy of Arts and Sciences for Jan. 31, 1866.

P. 170, line 10 from bottom, for "root of the tongue," read "back of the tongue."
P. 182, 1. 3 from bottom, for "Vowel oll," read "Vowel öll"

P. 271, 1. 3 from bottom, for "Sparkler " read "Sharples."

P. 303, 1. 19 from bottom, for "mére," read “mère.”

P. 341. 1. 16 from bottom, for "over 100," read “100."

P. 272, 1. 4 from top, for "East Goshen, Chester, Co.," read Low's Mine."

Vol. xli, page 879, line 3; for "sin (x−6, −0° 46′)” read “sin (x-e, -0° 46′).”