CONTENTS. Vll 



Number 101. 



Page 

 Art. XXX. — Recent Changes in the Elevation of Land and 



Sea in the Vicinity of New York City ; by G. W. 



Tuttle * 333 



XXXI. — Geology of Brome Mountain, one of the Montere- 



gian Hills ; by J. A. Dresser 347 



XXXII. —Crystallization of Molybdenite ; by A. J. Moses . 359 

 XXXIII. — Behavior of Typical Hydrous Chlorides when 



heated in Hydrogen Chloride ; by F. A. Gooch and F. 



M. McClenahan _" 365 



XXXIV. — Stegomus Longipes, a New Reptile from the 



Triassic Sandstones of the Connecticut Valley; by B. 



K. Emerson and F. B. Loomis. (With Plate XXII) ... 377 

 XXXV. — Note on the probable Footprints of Stegomus 



Longipes ; by R. S. Lull 381 



XXXVI. — Canyon City Meteorite from Trinity County, Cal- 

 ifornia ; by H. A. Ward _ 383 



XXXVII. — Two Microscopic-Petrographical Methods ; bv 



F. E. Wright.... .. ... _._"_ 385 



XXXVIIL— Denucleating Effect of Rotation in case of Air 



Stored over Water; by C. Barus and A. E. Watson.. 392 



SCIENTIFIC INTELLIGENCE. 



Chemistry and Physics — Blue Color of Basic Lanthanum Acetate and Iodine, 

 W. Biltz : Yellow Antimony, Stock and Guttmann, 395. —Action of 

 Carbon upon Lime at the Temperature of Fusing Platinum, Moissan : 

 Two Sodium-Ferric Sulphates, Skrabal ; Grundlinien der Anorganischen 

 Chemie, W. Ostwald, 396. — Manual of Qualitative Chemical Analysis, J. 

 F. McGregory : Influence of Temperature and Pressure on the Absorp- 

 tion and Diffusion of Hydrogen by Palladium, G. N. St. Schmidt, 897. — 

 Study of the Eadio-activity of Certain Minerals and Mineral Waters, E. J. 

 Strutt : Atmospheric Eadio-activity in High Latitudes, G. C. Simpson, 

 398. — Optical Properties of .Vitreous Silica, Gifford and Shenstone : Ter- 

 restrial Magnetism, 399. 



Geology and Natural History — United States Geological Survey, 399. — Fossil 

 Footprints of the Jura-Trias of North America, E. S. Lull, 402. — Non- 

 metallic Minerals ; their Occurrence and Uses, G. P. Merrill, 405. — 

 Lehrbuch der Mineralogie, M. Bauer : Annual Bulletin of the Mineral 

 Eesources of Kansas, 1903, E. Haworth : Bibliography of the Geology, 

 Mineralogy and Paleontology of Brazil, J, C. Branner : Willamette 

 Meteorite, H. A. Ward, 406.— British Tyroglyphidse, A. D. Michael, 407. 



Miscellaneous Scientific Intelligence — National Academy of Sciences, 408. — 

 Eeport of the Superintendent of the Coast and Geodetic Survey, showing 

 the Progress of the Work from July 1, 1902 to June 30, 1903 : 1900 Solar 

 Eclipse Expedition of the Astrophysical Observatory of the Smithsonian 

 Institution, S. P. Langley and C. G. Arbot : Physique du Globe et 

 Meteorologie, A. Berget, 409. — Ostwald's Klassiker der Exacten Wissen- 

 schaften : Studies in Heterogenesis, H. C. Bastian, 410. 



Obituary — M. F. A. Fouque : M. Henri Perrotin : Professor Fredrik 

 Adam Smitt : Dr. James Hyatt. 



