CONTENTS. 



Page 



Art. XIY. — Further Remarks on the Evolution of Geologic 



Climates ; by F. H. Knowlton .187 



Art. XV. — A Study of Diceratherium and the Diceratheres ; 



by E. L. Troxell .197 



Art. XVI, — Fossil Vertebrates and the Cretaceous-Tertiary 



Problem ; by W. D. Matthew. 209 



SCIENTIFIC INTELLIGENCE. 



Chemistry and Physics. — The Estimation of Sodium Hydrosulpliite, J. H. 

 Smith: The Calctilatioiis of Analytical Chemistry, E. H. Milleb, 227. — 

 Ammonia and the Nitrides, E. B. Maxted, 228. — A Course in General 

 Chemistry, W. McPherson and W. E. Henderson- : Introduction to 

 Qualitative Chemical Analysis (Fresenius), C. A. Mitchell : Diaphragms 

 Capable of Continuous Tuning, 229. — Philosophy and the New Physics, L. 

 EouGiER, 230. — The Chemical Effects of Alpha Particles and Electrons, S. 

 C, LiND, 231. — The Copernicus of Antiquity, T. L. Heath : Mathematik 

 in der Natur, H. Emch, 282. 



Geology.— The Circulation of the Earth's Crust, E. A. Tandy, E. E., 232.- A. 

 Eeprint of the more inaccessible paleontological Writings of Eobert John 

 Lechmere Guppy, G. D. Harris, etc. : Grundziige der Palaoutologie 

 (Palaozoologie), K. A. v. Zittel and F. Broili, 285. 



Miscellaneous Scientific Intelligence. — Carnegie Foundation for the Advance- 

 ment of Teaching: Training for the public Profession of the Law, 236.- — 

 Publications of the College of Agriculture of Cornell University, Ithaca, 

 N. Y. : Congress of Applied Chemistry, 237. — ^Personnel Eelation in 

 Industry, A. M. Simons, 238. 



