250 J. STANLEY-BROWN INDEX TO VOLUMES 21 TO 30 



Page 



Rio de Janeiro, Geology of 30, 299 



Rio Grande, High-level plains of, Figure showing 21, 579 



, Relationship of valley terraces of. Figure showing 21, 579 



-do Norte, Geology of 30, 304 



Sul, Geology of 30, 306 



Valley at Socorro, Profile of 21, 578 



— Jacare and Rio Verde valleys, Bahia, IJmestones of 22, 196 



RippLE-MARK phenomena 28, 9L3 



Ripple-marks, Study of 27, 109 



RiTTER, , cited on age of the earth 28, 901 



measurement of geologic time 28, 749 



RiTTER, H. P., Acknowledgment to 21, 339 



River beds, Alberta Belly, and Montana Judith, of Dog Creek and Cow 



Island, equivalent to 26, 149 



— channels of limestone region of Bahia, Size and character of aban- 



doned 22, 197 



— deposits of North America, Alluvial fan, etcetera 24, 400-406 



— , Diversion of the Montreal 21, 21, 762 



— waters. Materials in solution in 26, 224 



Bobbins, W. W., cited on climatic changes 25, 548 



Robertson, W. F. ; Memorial of William Johnson Sutton 27, 35 



Robinson, F. C, cited on allanite 28, 468 



Robinson, H. H. ; A new erosion cycle in the Grand Canyon district. . 21, 793 



Robinson, W. I., cited on Limestone Mountain 27, 94. 99 



Rochester section 25. 304 



Rock-boring animals 28. 965 



shells. Preliminary inquiry into the geological significance of : Al- 

 bert L. Barrow 24, 130 



— decay. Climatic effect on 21, 570 



detritus in high mountain regions. Trend and arrangement of 21, 673 



— G. H. Chadwick 28, 125 



— movement discussed by R. T. Chaml)erlin 28, 126 



H. F. Reid 28,126 



C. Schuchert 28, 126 



E. W. Shaw 28, 125 



— of Stark Knob, Age of igneous 24, 349 



— products and the war ; G. F. Loughlin SO, 97 



slide in Wind River Mountains 28, 149 



stream and glacial action, Conclusions on 21. 672 



___ (north), Veta peak. Character of the materials of 21, 667 



, Description of 21, 666 



, Details of structure 21, 670 



. , General characteristics of 21, 666 



. , North branch of 21, 670 



, Size and elevation of 21, 668 



, South branch of 21, 671 



, Surface features of 21, 668 



^ Whitman Cross and J]rnest Howe, hrst used as a geologic term. . 21, 663 



