ILLUSTRATIONS VU 



Page 

 California earthquakes — a synthetic study of the recorded shocks [ab- 

 stract] ; by H. O. Wood ." 791 



Secondary pseudostratitication in Santa Barbara County, CaHfornia 



[abstract] ; by George D. Louderback 791 



Session of Saturday, March 26 792 



Kecent faulting in Owens Valley, California [abstract] ; by Willard 



D. Johnson 792 



Paragenesis of minerals [abstract] ; by Austin F. Rogers 792 



Ruby corundum from San Bernardino County, California [abstract] ; 



by George D. Louderback and W. C. Blasdale. . 793 



Some topographical features of the western side of the Colorado desert 



[abstract] ; by H. W. Fairbanks 793 



Serpentines of the central Coast ranges of California [abstract] ; by 



H. E. Kramm 793 



Representation on the Council 794 



Resolution concerning seismology 794 



Register of the Berkeley meeting 796 



Index to volume 21 797 



ILLUSTRATIONS 



Plates 



Page 



Plate ] —Penrose : Portrait of Persifor Frazer 5 



2 — Shimek : Sections showing contact of Kansan and Aftonian 129 



3— Day : Orthoclase fragment bent at 1200° under load (20 diameters). 147 



4 — Taylor : Bathymetrical chart of the oceans 217 



5 — GoLDTHWAiT : Isobasic map of the Algonquin and Iroquois beaches. . 233 



6— WiLLisTON : Cacops 284 



7 " Cacops 284 



8 '' Cacops 284 



9 " Cacops 284 



10 " 1, Cacops; 2, Aspidosaurus; 3, Desmospondylus 284 



11 " Cacops 284 



12 " Cacops 284 



13 " Cacops .-... 284 



14 " Cacops 284 



15 " 1, 4, 5, New genera; 2, 3, Crossotelos; 6, Trimeror- 

 hachis; 7, Diplocaulus 284 



16 * ' Desmospondylus 284 



17 '' Cacops 284 



18— Cleland : Illustrations of natural rock bridges 315 



19 '* Illustrations of natural rock bridges 317 



20 ** Illustrations of natural rock bridges 322 



21 " Illustrations of natural rock bridges 323 



22 *' Illustrations of natural rock bridges 324 



23 " Illustrations of natural rock bridges 325 



24 " Illustrations of natural rock bridges 327 



25 ** Marble natural bridge in North Adams, Massachusetts.. . 328 



26 " Illustrations of natural rock bridges 331 



