01 >8 



IXDKX. 



I. Pat,-. 



Ilmmna Biiy. Ala-'^ka. lossiW from U6-U7 



Itiyitnkara Mmiiitnin coimtry. fo-^sils from 206 



lrtt'\s aAiMl<in« Lx 1"! 



Irtm Moimiain Creek, fossil plant;* from '217 



Iron-lire beds, age of 390 



charaoter of 349. 355, 3t>4, 389-^90 



correlation of 3*>4 



fos-sils frnm 351, 370, 389 



oceurrente of 349, 355, 359. 365. 375 



study of 359 



Ives. .1. C. on I'ainted Desert 17 



Ivy City, I). C. fossil planl.s from 475. 519. 5is;j-5S9 



James River beds, age and correlation of 355. 403, 598 



identity <»i Rappahannock formation and 47.S 



fossil plants from 479-4S0. 5H2-5K9 



rocks 4m 380 



.lamesburg. well at. section of 356 



Japan, Dioonites Buchianus in *24->-246 



Jettyto Spring. Arizona, section through 10 



Josieii's ranch. Oregim. Jurassic plants from 52 



JiiffUtns nujttaitriiutisis Brongn 37 



Juiiiitnites Stcnibcrffianus (Dunk.) Brongn 264 



Junissic rocks. c«mifers from Pis. XXX \ -XXXVI 



cyeads.. 179-198.203-201: Pis. XVI-XXIX.XLVI-LXIII 



equiseta from PI. XV 



ferns fnmi Pis. VI-XV 



ginkgos from PU XXX-XXXIV 



liverworts from PL VI 



of Japan, fossil plants from 169 



of Siberia, io«sil plants from 166 



plants, miscellaneous, from PI. XXXVIII 



sections of 207 



Williamsonia from PI. XXIX 



Jurassic time, flora of 47-208 



in Ahiska 152-175 



in Black Hills 203-208 



in California 176-177, 178-179 



in Montana 177-178 



in Oregon 47-145, 148-151 



in \Vy<miing \.. 179-208 



J n rosso-Cretaceous rocks, conifers from PI. XI>V 



cyeads from PI. XLIV 



ferns from Pis. XXXIX-X LI II 



ginkgoa<'CJe from PL XLIV 



plants, miscellaneous, from PL XXXVIII 



Kuibah Plateau. Carboniferous of 16 



Kaidacarpum cretaceum Heer 498 



Kan^is avenue. Washington, D. C, rocks on 382 



Keams Canyon, section through 40,41 



Kennedy. William, on Texas fossils 32G 



Keuper fiinuation. Painted Desert formation com- 

 pared with 26 



King>land. Va., stratigraphy of 380 



Klukia 74 



Knight. W. C, fossil plant* collected by 179-180 



Knowlt*>n, F. H., fossil plants received from 279,284 



on Trinity beds fossils 340-341 



work of 3t»2 



Knoxville beds, fossil collections from 178, 



212.222,238,271-273 

 thickness of 216 



Page. 



Ko<»tanie formation, age of 278-280.314-315 



fossil plants from 213.277-315: Pis. LXXI-LXXIII 



description of 286-313 



list of 280--2H2, 313 



Koolunie Pass, CaL. fossil plants from 277 



L. 



Labyrinlhodon , 



I.arrojilfris Girppcrti (Etl.) Schimp . 



Pfiillipsii Zign 



poh/tlarttihi (Gopp.) Sap 



Lafayette formation, correlation of. 



15 



230 

 2:i0 

 230 

 352 



occurrence of 386-;i57 



Lakotii fi>rmation. discussion of 315 



fossil plants (tf 203.315-326; PL LXXIII 



saurian bones in 326 



Langdon. T). C. fossil jilnnts from 475.519-525,583-589 



Lansdowne. Md., fossil jilants from 556,583-.5S9 



Laricopsis Fontaine 312-313 



IniKji/olin Font. V 312-313 



If.ngifolia latifolia Font 312-313, 



314: PL LXXIII. Figs. 11-14 



Lutrolx'. li. H.. on older i'otomac 342-343 



Leaves, undetermined 136, 141 



Lee, John W., fossil found by 570 



Lee, Willis T.. on Morriscm formation 578 



specimen collected by 180 



Leidy, Joseph, saurian tooth described by 349 



Lepidodendron sp. Taylor 373 



Leptostrobus foliosus Font 282, 584 



longifolius Font 281. 



481, 482. 491, 504, 500. 528. 548. 549. 551-552, 557, 

 567-568,584; PL CX, Fig. 11; PL CXVI. Fig. 1 



? ovalis Ward 514-515.584 



?(6)sp.VFont 514; PL CVIII. Figs. 9, 10 



Leroux member, Arizona, development of 25 



fossils in 23 



occurrence and character of 20,22-27,45 



erosion of 23-24 



St'f also Marls, variegated. 

 Leroux Wash, Ariz., buttes on, occurrence and char- 

 acter of 25 



fossil logs from 33 



Leroux member named from 22 



section on 42 



stratigraphy on 26-27 



Leroux's Fork. Ariz., identity of 22 



Lesquereux, Leo. fossils determined by 145 



Lignite, occurrence of 37, 214, 332, 347, 375 



Link cycad, discovery of 405 



view of, in place PL LXXXVIII 



LLsburne coal mines, Alaska, fossil plants from ../.... 147 

 See alito Cape Lisbume. 



Lithox ylon .• l:i7 



Little Belt Mountains, foothills of, fossil plant* from.. 282 

 Little Coloracio River, buttes on, occurrence and 



character of 23-24 



canyon of. section of 37-3* 



fossil ])Iant.'* from 29 



lower valley of, section of 39-41 



rocks on 16, 21-23, 27, 29, 37-11 



valley of. map showing PL IV 



Lithodendron Creek, Ariz., fossil wood from 20,32 



Lithodendron member named from 20 



U )cation of 31 



Lithodendron member, equivalence of Shinarump 



conglomerate and 20 



