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



Page 



Leidy, Joseph, cited on tbe genus XotlianiitK founded by 26, 419 



— , Inadequacy of classification of dinosaurs l)y 25, 378 



Leighton, Morris JM., cited on post-Kansan drift 27, 118 



Lciorhinichiis f/rccnaniini (Ulrich). Fi,i;ure showing and description of 21,511 



Letter, II., cited on climate of r.ortli Africa 25, 528 



Leith, C. K., Acknowledgments to 28, 421 



— ■ cited on belt terrane of British Columbia 25, 189 



— classification of metamorphic rocks 28, 452-453, 457 



■ — Keweenaw series 27, 94, 97 



— measurement of geologic time 28, 783 



— ■ — ■ — origin of oolites 29, 595 



• — pillow lavas 25, 638 



pillow lavas 25. <il2, 616 



— Precambrian geology 28, 861 



schistose character of marl)le 27, 441 



sedimentation 28, 784 



— — — Wisconsin volcanic rocks 25, 253 



— , Discussion of metaniorphism by 28, 127 



— ; Internationalization of mineral resources 30, 107 , 



— , C. T. Kirk introduced by 26, 405 



Lembert, , cited on atomic weight of lead 28, 849 



Lemi^r Xotharctiis (Eocene), Relationship to the Adapida^ and to other 



primates of the 26, 419 



Lemuroiuea, Classification of 26, 432 



— , Observations on Adapidie and other 26, 153 



— , On the basieranial region of the 26, 426 



classification and phylogeny of the ; W. K. Gregory 26, 426 



— , Phyletic relationships of the 25, 141 



Lemurs, especially Xotlutrcttis, Relations of the Tupaiida^ and of Eocene 



24, 117, 247 



— y Tbe Indrisine or Indrisidfe 26, 440 



Length and character of the earliest interglacial beds; A. P. Coleman. 25,71 

 Leonard, A. G. ; Cretaceous and Tertiary formations of western North 



Dakota and eastern Montana 22, 63, 722 



— ; Pleistocene drainage changes in western North Dakota 27, SO, 295 



Lepekuitella n. sp.. Fossil of the quartzite at Geneva 21, 527 



Le Perle Creek, Wyoming, Natural bridge at 21, 320 



Lepox, L. R., Analysis of oolitic limestone from Carahyba, Bahia, by. . 22, 190 



Lepsius, R., cited on luetamorphism 28, 402 



Leptomeryx from White River Oligocene 25, 145 



Lercpi, Otto, Geological work in Louisiana of 25, 173 



Le Roy, O. E., cited on Coast Range bathylith 27, 509 



Lesley, J. P., cited on Pennsylvania Precambrian 29, 376 



Silurian formations in New York, New Jersey, and Pennsylvania 



27, 544, 545, 547, 549, 550, 552 



Lesquereux, L., cited on correlation of Raton formation 25, 333 



— ■ Cretaceous floras 25, 375 



Letcher County, Kentucky ; Coal beds in 29, 96 



