CON T E N T S 



Page 

 Art. I. — Colombian Meteorite Localities : Santa Rosa, Ras- 



gata, Tocavita ; by H. A. Ward 1 



II. — Occurrence of Facetted Pebbles on the Central Plateau 



of Brazil ; by M. A. R. Lisboa 9 



III. — Mineralogical Notes ; by F. A. Canfield 20 



IV. — Chemical Composition of Amphibole ; by S. L. Pex- 



field and F. C. Stanley . . 23 



V. — Notes on the Relation of the two genera of tubicolous 

 Annelids, Vermilia Lamarck, 1818, and Pomatoceros 

 Philippi, 1844 ; by K. J. Lush 52 



VI. — Chalcopyrite Crystals from Arakawa, Japan ; by W. E. 



Ford 59 



SCIENTIFIC INTELLIGENCE. 



Chemistry and Physics — Vaporization of Solid Substances at Ordinary Tem- 

 perature, C. Zenghelis : Investigations upon the Rare Earths, Auer 

 von Welsbach : Re-determination of the Atomic Weight of Potassium, 

 T. W. Richards and A. Staehler, 61.— Qualitative Analysis, W. C. 

 Morgan : History of Chemistry, F. P. Armitage : History of Chemistry, 

 E. v. Meyer : Absorption of Light, E. Muller and R. A. Houstoun, 62. — 

 Doppler Effect in Canal Streams, J. Stark : Oscillatory Discharge of a 

 Polarized Cell, F. Kruger, 68. — Electric Waves, P. Drude : Fluorescence 

 and Magnetic Rotation Spectra of Sodium Vapor and their Analysis, R. W. 

 Wood : Radioactive Transformations, E. Rutherford, 64. — Das elektrische 

 Bogenlicht ; Seine Entwicklung und seine pkysikaliscken Grundlagen, W. 

 B. v. Czudnochowski, 65. 



Geology and Mineralogy — United States Geological Survey, 65. — Origin and 

 Structure of the Roxbury Conglomerate, G. R. Mansfield : Geology of the 

 Bighorn Mountains, N. H. Darton : Glacial History of Nantucket and 

 Cape Cod, J. Howard Wilson, 67. — Les Variations Periodiques des 

 Glaciers, H. F. Reid et E. Muret : Roman Comagmatic Region, H. S. 

 Washington, 68. — Geology and Petrography of Mt. Yamaska, Province 

 of Quebec, G. A. Young, t>9. — Geology of the Volcanic Area of the East 

 Moreton and Wide Bay Districts, Queensland, Australia, H. I. Jensen : 

 Building and Ornamental Stones of North Carolina, T. L. Watson and F. 

 B. Laney, 70. — Clays ; their Occurrence, Properties and Uses with espe- 

 cial reference to those of the United States, H. Ries : Palaeozoic Fossils, 

 J. F. Whiteaves, 71. — Bryozoan Fauna of the Rochester shale, R. S. 

 Bassler : Fossil Fauna and Flora of the Florissant (Colorado) shales, T. 

 D. A. Cockerell : Geological Survey of Ohio : Handbuch der Alineral- 

 ogie, C. Hintze. 



Miscellaneous Scientific Intelligence. — Integrative Action of the Nervous Sys- 

 tem, C. S. Sherrington, 73. — Reports of the U. S. National Museum for 

 the years ending June 30, 1905 and June 30, 1906, R. Rathbun : Report of 

 the Superintendent of the Coast and Geodetic Survey, from July 1, 

 1905, to June 30, 1906, 74. — Annals of the Astronomical Observatory of 

 Harvard College : Carnegie Institution of Washington, 75. — American 

 Association : Amerikanisches Hochsclralwesen : Eindriicke und Betracht- 

 ungen, W. Bottger : Notes on Adirondack Mammals, with Special Refer- 

 ence to the Furbearers, M. Grant : Annual Report of the Director of 

 the Weather Bureau of the Philippine Islands for the year 1 904 : Science 

 Bulletin of the Museum of the Brooklyn Institute of Arts and Sciences, 76. 



