INDEX TO VOLUME XV 
Status of the Mesozoic Floras of the United States. L. F. Ward. Review 
by C. W. W. ; 
Stauffer, Clinton R. The Hamnlone in Ohio 
Steidtmann, Edward, Review by 
Stratigraphical Results of a Reconnaisance in Western (Colorde fad aster 
Utah. Whitman Cross 
Structural and Field Geology. James Geen Review by W. W. Atwood 
Studies for Students. W.H. Hobbs. The Recent Advance in Seismology: 
Part I. The Distribution of Seismicity in Relation to the Earth’s 
Mobile Belts 
Part II. The Co-ordinated “Distant” Study of Bechouales 
Sudbury Laccolithic Sheet. A. P. Coleman : 5 twiss 
Synopsis of Mineral Characters. Ralph W. Richards. Rene bp C.W. W 
Tarr, Ralph S., and Lawrence Martin. Recent Changes in Level in Yakutat 
Bay Region, Alaska. Review by C. W. W. BMG aaen oy pene 
Tertiary and Quaternary Pectens of California. R. Arnold. Review by 
Caw We : 
Tittmann, O. H., and J. H. Taforl Gesdece Opemions: in Re Titties 
States, 1903-1906. Review by T. C. C. : 
Trent River System and Saint Lawrence Outlet. Alfred W. G. Wilson 
Review by C. W. W. ibn aee Renn an ame te 
Types of Sedimentary Overlap. A. W. Gri Review by C. W. W. . 
Underground Water. Movements of Underground Water in Confined 
Basins. A. R. Schultz 
Valley Dependencies of the Scioto Illinoian Lobe in Licking County, Ohio. 
Frank Carney 
Veatch, A.C. On the Onen and eRnmtion of the iGoslone rene uate 
mie” ayatheais ; Sates 5 
Walcott, Charles D. Cambrian Faunas of China. Review by C. W. W. 
Ward, Lester F. Status of the Mesozoic Floras of the United States. 
Review by C. W. W. 
Washburne, Chester W. Thomas Condon ae Gu 
Washington, Henry S. The Formation of Leucite in Tenesus Rocks 2575 
Water-Powers of Northern Wisconsin. Leonard S. Smith. Review by 
Weller, Stuart. The Pre-Cambrian Unconformity in the Mississippi 
Valley . CT py me ace lce ts 9 Rha ah aia eee) Nae ata a 
Geological Map of Bags. Comment on by C. W. W. 
Westgate, Lewis G. Abrasian by Glaciers, Rivers, and Waves 
White, David. Permo-Carboniferous Climatic Changes in South Arete 
841 
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132 
59° 
298 
634 
187 
288 
396 
759 
824 
598 
732 
