INDEX TO VOLUME 33 



857 



Page 

 Jonas, A. I., and E. B. Knopf ; Stra- 

 tigraphy of the crystalline schists 

 of Pennsylvania and Maryland. . . . 110 

 Jurassic formations of western Cuba, 



Correlation of the 159, 639 



Jurupaite, a new mineral from Crest- 

 more, California ; A. S. Eakle 188 



Kaiping coal basin of China 201 



Kansan tills in Iowa 115 



Kansas, Buried granite in 96 



— Coal Measures, Amphibian from.... 212 



— , Jasperoid from 189 



of the Joplin district of 147 



— , Permian insects of 153 



Kansas-Texas sections, Red Beds and 



vertebrates of the 671 



terrestrial vertebrates 208 



Katmai eruption of 1912, Assimilation 



during 129 



Kauai, Geology of 125 



Kay, G. F. ; Comparative study of the 

 Nebraskan and Kansan tills of 



Iowa 115 



Keith, A. ; Cambrian succession in 



northwestern Vermont 123 



Kemp, J. P. ; After-effects of igneous 



intrusion ; Presidential address by. 231 

 — ; Isostasy and applied geology.. 114,327 

 — -; Memorial of Henry Piatt Cushing. 44 

 Kennecott glaciers of Alaska ; A. M. ■ 



Bateman 527 



Kentucky, Ordovician of 605 



— ■, Trenton of 109, 571 



— , Volcanic ash bed in the Ordovician 



of 152 



Keyes, C. R. ; Life eras before the 



Cambrian 107 



— ; Memorial of Orestes Hawley Saint 



John 31 



Knight, S. H. ; Paleozoic-Mesozoic con- 

 tact throughout Wyoming 155 



Knopf, E. B., and A. I. Jonas ; Stratig- 

 raphy of the crystalline schists of 



Pennsylvania and Maryland 110 



Kraus, E. H. ; Mineralogy for students 



of dentistry 229 



Labyrinthodont footprints from Mary- 

 land Carboniferous 211 



Landslides of the Great Basin ranges. 92 



Lane, A. C. ; Is the present the first of 

 a new chapter ? 141 



— ; Weight of sedimentary rocks per 



unit volume 114, 353 



Late Pleistocene history of the lower 

 Mohawk and middle Hudson re- 

 gion ; J. H. Stoller 117, 515 



— Tertiary mammalian remains from 



near Alturas, northeastern Cali- 

 fornia ; C. Stock 188 



Latent merosymmetry ; E. T. Wherry . 229 



Lassen National Park, Hot springs of. 141 



— Peak, New lava from 144 



■, Recent eruption of 141 



Lava, Surface fusion of 142 



Lawson, A. C. ; Isostatic compensation 



considered as a cause of thrusting. 



114, 337 



Leadville, Ore deposits of 149, 225 



Leighton, M. M. ; Further data on the 



differentiation of the glacial drift 



sheets of northern Illinois 116 



Leverett, F. ; Glacial formations on 



the Coteau des Prairies 101 



— ; What constitutes the Altamont mo- 



raine? 102 



Page 

 Life eras before the Cambrian ; C. R. 



Keyes 107 



Licks and caves of the lower Ohio Val- 

 ley as repositories of mammalian 

 remains, including those of man ; 



A. M. Miller 156 



Limestones. Significance of red 105 



Limits of variations in foraminifera ; 



J. A. Cushman 208 



Lindgrex, W. ; A recent hot-spring de- 

 posit in Bolivia 224 



suggestion for the terminology of 



certain ore deposits 224 



Lindgren, W., and E. S. Bastin ; Geol- 

 ogy of the Braden mine, Chile. . . . 224 



Loxgwell, C. R. 3 H. D. Miser, R. C. 

 Moore, and S. Paige ; Geology of 

 the Colorado River in southeast- 

 ern Utah 122 



Loom is, F. B. ; Lower Miocene at Van 



Tassel, Wyoming. . . 211 



— ; Upper Pawnee Creek beds 211 



Louderback, G. D. ; Certain marked 

 differential movements in the San 

 Francisco Bay region 189 



— ; General morphologic features of 



Basin Range faults 96 



Loughlin, G. F. ; Ore deposits of Lead- 

 ville. Colorado 149, 225 



Lower Miocene at Van Tassel, Wyo- 

 ming ; F. B. Loomis 211 



Lull, R. S. ; Restoration of Blastomeryx 211 



— ; Supposed labyrinthodont footprints 



from the Maryland Carboniferous. 211 



— ; Variations or specific distinctions : 



which ? 599 



Lunar petrefactions ; F. W. Sardeson.. 209 



Magnesite in 1920, Condition of 226 



Man in Europe, Prehistory of 411 



— in the Ohio Valley, Remains of 156 



Map of the Pleistocene lakes of the 



Basin-and-Range province and its 

 significance; O. E. Meinzer. . . 118,541 



Mapping of the United States, Need of 



expediting 225 



Marginal belts of the coral seas ; W. 



M. Davis 140 



Marsupial from the John Day Oligo- 

 cene of Logan Butte, Oregon ; C. 

 Stock and E. L. Furlong 189 



Martin, H. T. ; Huge amphibian from 



the Upper Coal Measures of Kansas 212 



Maryland. Crystalline schists of 110 



— , Labyrinthodont footprints from Car- 

 boniferous of Maryland 211 



Massachusetts, Oldhamia in Lower 



Cambrian of 198 



Mather. K. F. ; Front ranges of the 

 Andes between Santa Cruz, Bolivia, 

 and Embarcacion, Argentina. . 138, 703 



— and K. C. Heald ; Reconnaissance of 



the eastern Andes between Cocha- 

 bamba and Santa Cruz, Bolivia 124, 553 

 Matthew. W. D. ; New light on the 



phylogeny of the Canidse 214 



— : Snake Creek fauna 215 



Mechanics of the San Andreas fault ; 



B. Willis 189 



Meinzer, O. E. ; Map of the Pleistocene 



lakes of the Basin-and-Range prov- 

 ince and its significance. .... 118, 541 



Memorial of Henry Piatt Cushing; 



James F. Kemp '44 



Orestes Hawley Saint John ; 



Charles R. Keyes 31 



George Frederick Wright ; War- 

 ren Upham 15 



LVI— Bull. Geol. Soc. Am., Vol. 33, 1921 



