AMERICAN JOURNAL OF SCIENCE,

Epirorn: EDWARD S. DANA.

ASSOCIATE EDITORS Proressors GEO. L. GOODALE, JOHN TROWBRIDGE, H. P. BOWDITCH anp W. G. FARLOW, or CampripGs,

Proressors O. C. MARSH, A. E. VERRILL anp H. §. WILLIAMS, or New Haven,

Proressor GEORGE F. BARKER, or Purttape puta, Proressor H,. A. ROWLAND, or Batrimors, Mr. J. S. DILLER, or Wasnincron.

FOURTH SERIES.

VOL. U—[WHOLE NUMBER, CLIT. }

Nos. 7-12. JULY TO DECEMBER, 1896.

WITH SIX PLATES.

NEW HAVEN, CONNECTICUT.

1896.

THE TUTTLE, MOREHOUSE & TAYLOR PRESS

NEW HAVEN, CONN.

CONTENTS TO VOLUME IL

Number 7.

Art. I.—Lecture Experiment with Liquid Carbon Dioxide; Siri are onscaeieersawnseemehenesee II.—Observations on Percussion Figures on Cleavage plates of Mica; by T. L. Warker <a I1I.—Seven Day Weather Period; by H. H. Crayron -.-- IV.—Pearceite, a Sulpharsenite of Silver and on the Crystal- lization of Polybasite; by 8S. L. Penriretp V.—Hydrology of the Mississippi; by J. L. Greentear... VI.—Preliminary Note on the Relations of Certain Body- plates in the Dinichthyids; by C. R. Eastman VII.—Tertiary Floras of the Yellowstone National Park ; by F. H. Know tron VUIL—New Belodont Reptile (Stegomus) trom the Con- necticut River Sandstone; by O. C. Marsu, (With EEE i060 tbe book nts 6 adka cave bbed beet ewnstitinnee I1X.—Separation, and its bearing on Geology and Zodgeog- raphy; by A. E. Ortmann X.—Iodometric Method for the Determination of Carbon

XI.—The Opisthoteuthide. A Remarkable New Family of Deep Sea Cephalopoda, with remarks on some points in Molluscan Morphology; by A. E. Verriti.----..-----

SCIENTIFIC INTELLIGENCE.

Chemistry and Physics—Fusibility of platinum in a blast-furnace fed by e: V. Meyer: Condition of the water in analcite, C. Leprerre: Quantitative arations by means of hydrogen peroxide, JANNascH, 81.—Use of * heavy tions” in the examination of commercial fertilizers, A. P. BRyanr: Act nitric acid upon potassium cob ilti-cyanide JACKSON and CoMEy, 82.—Sul

irbon, > sep- solu- ion of »stitu-

tion of various substances in the place of the water of zeolites, G. FRIEDEL:

Elementary Treatise in Electricity and Magnetism, G. C. Foster and FE. A SON, 83.

Geology and Natural History—United States Geological Survey, 84.—Ame Paleontology Prize, 85.—Midway Stage, G. D Harris: Student’s Ly Manual of elementary Geology, J. W. Jupp, 86.—Chloritoid from Michiga H. Hoss, 87.—Report of the Section of Chemistry and Mineralogy, HorrMANN: Les Mines d’Or du Transvaal, L De Launay, 88-—Lehrbuc Okologischen Pflanzen-geographie, E. WARMING: Seventh Annual Repe Missouri Botanical Garden, 89.

TKIN-

rican ell, a n, W. G. C,. *h der ort of

Miscellaneous Scientific Intelligence-—Height of the luminous night-clouds, 89. —Publications of the Washburn Observatory of the University of Wisconsin:

Mathematical papers read at the International Mathematical Congress h connection with the World’s Columbian Exposition, Chicago, 1893: Am«e

eld in ‘rican

Association for the Advancement of Science: British Association for the Ad-

vancement of Science: Journal of Physical Chemistry, 90. Obituary—JosEePH PrEstTWicu: M. DAvBREE, 90.

Number 8.

Art. XII.—Molluscan Archetype considered as a Veliger- like Form, with discussions of certain points in Mollus- can Morphology; by A. E. VERRILL...-...---..------

XIII.—Geologic Efficacy of Alkali Carbonate Solution; by E. W. Hirearp

XIV.—Apparatus for the Rapid Determination of the Sur- face Tensions of Liquids ; by C. E. LingesarGcer

XV.—Northupite; Pirssonite, a new mineral; Gaylussite and Hanksite from Borax Lake, San Bernardino County, California; by J. H. Prarr

XVI.—Bearpaw Mountains of Montana. Second Paper; by W. H. Wuap and L. V. Prsson...............-

XVII.—Composition and structure of the Hamblen County, Tennessee, Meteorite; by G. P. Merritr .-.....---.---

XVIII.—Wardite; a New Hydrous Basic Phosphate of Alumina; by J. M. Davison

X1LX.—Iodometric Estimation of Molybdic Acid; by F. A. a a eee em

XX.—Existence of Selenium Monoxide; by A. W. Petrce-

SCIENTIFIC INTELLIGENCE. Geology and Mineralogy—Anticlinorium and Synclinorium, 168.—Transactions of the Geological Society of South Africa, D. DRAPER: Rubies of Burma, C. B. Brown and J. W. Jupp, 169.

Obituary—Strk Josep Prestwicg, D.C.L., F.R.S., 170.

CONTENTS.

Number 9.

Page Art. XXI.—Regular or specular reflection of the Réntgen Rays from polished metallic surfaces; by O. N. Roop. 173 XXII.—Iodometric Method for the Determination of Phos- phorus in Iron; by CuarLoTre FarrBanks. .--------- 181 XXIII.—Reduction of Vanadic Acid by Hydriodie and Hy- drobromic Acids, and the Volumetric Estimation of the same by titration in alkaline solution with Iodine; by Fo ae SPU iikin den tie denr sees dene season suns XXIV.—Bearpaw Mountains of Montana. Second Paper (Part II); by W. H. Weep and L. V. Pirsson

XXV.—Is the land around Iludson Bay at present rising ? ee ee eek

XXVI.—Principles of North American pre-Cambrian Geol- ogy; by C. R. Van Hise. With an appendix on Flow and Fracture of Rocks as related to Structure; by L.

M. Hosktrns éemciniane pupa XX VII.—Studies upon the Cyperacezr; by T. Houm XXVIIL—Bethany Limestone of the Western Interior Coal

ee Se ie Be SI igs aw ho pcs cowencsnsennnecs OM

XXIX.—Surface Tension of Mixtures of Normal Liquids; by C. E. Linesparcer

XX X.—Thickness of the Paleozoic Sediments in Arkansas; by J. C. Branner. With a Map (Plate IIT)

XXXI.—Devonian of North Missouri, with notice of a new Semen s WS. Cl, TAD anos once se cewcesceeeces

XXXIL—A Visit to the Great Barrier Reef of Australia ; Re ls EE oteks siete here Uked devn sone nann ss

SCIENTIFIC INTELLIGENCE,

Obituary—HuBert ANSON Newton, 245: Jostan Dwignt Wuitney: A. H. GREEN: PETER COLLIER, 246.

CONTENTS.

Number 10.

Arr. XX XIII.—Rate of Condensation in the Steam Jet: by A. pEF, Paumer, Jr. (With Plate 1V.)

XXXIV.—Longitudinal Aberration of Prisms; by C. Axspot and F. E. Fow ts, Jr. ee

XXXV.—Abnormal Hickory Nuts; by F. H. Herrick. (With Plate V.)

XXXVI.—Separation and Identification of Potassium and Sodium; by D. Atsert Kremer and J, E. Brecken- RIDGE

XXX VII.—Estimation of C sdedom as the Oxide; by P. E. BrowninG and L. C. Jones XXXVIII.—Determination of Tellurium by Precipitation as the Iodide; by F. A. Goocu and W. C. Morgan ---- XXXIX.—Notes on some Mesozoic Plants from near Oro- ville, California; by W. M. Fonraine XL.—New Method for Reading Deflections of Galvanom- eters; by C. B. Rice -.-.- ape aenaem XLI.—Crystal Measurement by means of Angular Codrdi-

nates and on the Use of the Goniometer with two Cir- cles; by C. PaLtacue

XLIT.—Search for Solar X-Rays on Pike’s Peak; CaJORI ...

XLIII.—Note on yooently discovered Dikes of Alnoite at Manheim, N. Y.; by c. IL. Smyrtu, Jr.

XLIV.—<Action of Ferric Chloride on Metallic Gold ; C. McILuinry XLV.—Geology of Block Island; by O. C. Marsu

SCIENTIFIC INTELLIGENCE.

Chemistry and Physics—Empirical Relation between Melting-point and Critical Temperature, F, W. CLARKE, 299.—Quantitative Separation of Chlorine, Bro- mine and Iodine, BENNETT and PLacewAy: Homogeneity of Argon and of Helium, RAMSAY and COLLIE, 300.—Argon and Helium from a Natural Spring, Cu. Movurev: Liquefaction of Helium, OLSzewskI, 301.

Geology and Mineralogy—Glacial deposits, preglacial valleys, and interglacial lake-formation in Subalpine Switzerland, C. 8. Du Bice PReLverR, 301.—U. 8. Geological Survey: Bibliography and Index of North American Geology, Paleontology, Petrology, and Mineralogy for 1892-3, F. B. Werexks: Iowa Geological Survey: Elements of Geology, J. LeConte, 303.—Amount of gold and silver in sea-water, 304.—Brief notices of some recently described min- erals, 305.—Mineralogical Lexicon of Franklin, Hampshire and Hampden Counties, Mass., B. K. EMerson: Recent works on Crystallography, 306.

Miscellaneous Scientific Intelligence—American Association for the Advance- ment of Science, 307.

Obituary—JosiAH Dwigut WHITNEY, 312.—GEORGE Brown GOODE, 313.— Sik WILLIAM Rospert GrRovE: DR. AUGUST KEKULE, 334.

CONTENTS.

Number 11.

Art. XLVI.—Missourite, a new Leucite Rock from the Highwood Mountains of Montana; by W. H. Weep and L. V. Prrsson

XLVII.—Silveria Formation ; by O. H. Hersuey ---

XLVII.—Viscosity of Mixtures of Liquids; by C. E. BARGER

XLIX.—Volume Measurement of an Air Thermometer Bulb; Ey SE CE bis 6s cptdc nahn aetiee ka eeeeaweunen

L.—Effect of Residual Viscosity on Thermal Expansion; by H. D. Day

LI.—Induction Coefficients of Hard Steel Magnets ;

LI.—Application of Certain Organic Acids to the Estima- tion of Vanadium; by P. E. Brownine and R. J. GoopMAN

LIII.—The Determination of Oxygen in Air and in Aqueous Solution; by D. A. Krerper

LIV.—Local Deformation of Strata in Meade County, Kan- sas, and Adjoining Territory (Preliminary); by E. HawortTu

LV.—Amphibian Footprints from the Devonian; by O. C. Marsu Sugenyerre

LVI.—Geology of Block Island (Continued); by O. C, Marsu

SCIENTIFIC INTELLIGENCE.

Chemistry and Physics—Lucium, a supposed new element, M. P. BARRIBRE: Occurrence of gallium in the clay-ironstone of the Cleveland district, Yorkshire, W. N. HarTLEY and H. RAMAGE, 378.—Flame temperatures, W. J. WAGGENER: Liquefaction of Helium, K. OLszEwskI, 379.—Photometry of the ultra violet portion of the Solar Spectrum, H. T. Srmon: Electrical Indices of Refraction, P. Drove: Electrical Oscillations in a conducting sphere capable of polariza- tion, RypBERG, KAYSER and RUNGE, 380.—Magnetic Detector of Electrical Waves, E. RuTHERFORD: Discharge of an electrified body by means of the Tesla Spark, F. J. Smita: Nature‘of the Réntgen rays, J. J. Tuomson, 381.— Absolute hardness, F, AUERBACH: Determination of Freezing Points, J. A. HARKER, 390.—Ré6ntgen Rays and Phenomena of the Avode and Cathode, E. P. Tompson and W. A. ANTHONY: Journal of Physical Chemistry, 392.

Geology and Natural History—Geology of Somali-land, 393.—Text-Book of Paleontology, K. A. VON ZITTEL, 394.—-Structural details in the Green Moun- tain region and in eastern New York, T. N. Date, 395.— Mineral Industry: Botanical Gazette: Dualistic Theory of Descent, 396.

Miscellaneous Scientific Intelligence—British Association for the Advancement of Science: Report of the Sixth Meeting of the Australasian Association for the Advancement of Science: Ostwald’s Klassiker der Exacten Wissenschaften, 397. :

Obituary—M. HIpPoLyte Fizeau: Sr. Luigi PALMIERI, 398,

Number 12.

Art. LVII.—Archelon ischyros: A new gigantic Cryptodire Testudinate from the Fort Pierre Cretaceous of South Dakota; by G. R. Wretanp (With Plate VL.)

LVIIL—Examination of Specimens from Chichan-Kanab, Yucatan; by J. L. Howr and H. D. Camppe iy

LIX.—Method for the Separation of Aluminum from Iron; by F. A. Goocn and F, 8. Havens

LX.—Chemical Composition of Hawaiian Soils and of the >

Rocks from which they have been derived; by A. B.

BO icc carciaawevenvine Ricwewes as ceauemes as LXI.—The Original Trenton Rocks; by T. G. Wurre

LXII.—Jurassic Formation on the Atlantic Coast; by O. Marsu

SCIENTIFIC INTELLIGENCE.

Chemistry and Physics—Chemistry of the Cyanide Process, BODLAENDER: Beryllium not isomorphous with thé metals of the magnesium group, RETGERS, 448.—Non-existence of two Orthophthalic Acids, H. L. WHEELER: Humphrey Davy, Poet and Philosopher, T. KE. Tuorps; Chemistry in Daily Life, Lassar- Coux, 449.-—Practical Methods of Organic Chemistry, GAqrERMANN: Chemi- cal Analysis of Iron, A. A. Bair: Physikalisch-chemische Propédeutik, H. GRIESBACH: Methods of determining the dryness of saturated steam and the condition of steam gas, O. REYNOLDS, 450.<+Temperature in Geissler tubes, R. W. Woop: Images in the field of a Crookes tube. N. Oumorr and A. Samoi- LOFF: Réntgen rays, HAGA, 452.—Principles of the Transformer, F, BEDELL, 453.—Elements of Physics, Vol. If, E. L. NicHous and W. 8. FRANKLIN, 454.— Alternating Currents and Alternating Current Machinery, D. C. Jackson and J.P. JACKSON, 455. ,

Geology and Mineralogy—Palzozoic fossils from Baffinland, KE. M. Kinpie, 455, —16th Annual Report of United States Geological Survey, 456.—Biological Lectures, Wood’s Holl, 457.—Dinosaurs of North America. O. C. Marsu, 458.

Manual of Determinative Mineralogy with an introduction on Blow-pipe Analysis, G. J. Brusu and S. L. PENFIELD, 459.—Mikroskopische Physiogra- phie der massigen Gesteine, H. Rosexpuscu: Minerale des Harzes, O. LUED- ECKE, 460.—Minéralogie de la France et ses colonies, A. LAcrorx: Vienna Collection of Meteorites, 461.—Phosphate deposits in Tennessee, J. M. Sar- FORD.— National Academy of Sciences, 462.

Botany—Timber Pines of the Southern United States, C. Monr, 463.—Richards on increase of activity in respiration after injury, 464.

Obituary—BARON FERDINAND VON MUELLER, K.C.M.G., 464.

INDEX, 465.