558 



INDEX. 



Page. 



Keweenaw Series, Quartzless porhyry of. Ill 



.Relations of, to the Animikie 



group 135, 157, 163 



, , associated formations 1 47 



, , eastern sandstone 147 



, , Iluronian . 171 



, , newer formations 147 



, Sandstones of 98 



, Source of basic rocks of 124 



, detrital material of 99 



, Stratiform amygdaloids of 118 



, Stratigraphy of lower division of. . . 133 



, Structural features of detrital rocks 



of 131 



, three classes of rocks of 116 



. relations of, to the Huronian in 



Nipigon Basin 173 



, Summary view of original rocks of. . 114 



, Superposition of, on the Animikie 



lates on Thunder Bay 159 



, Thickness of beds of basic rocks of.. 122 



, lower division of 136 



, . upper division of 132 



, Topographic effect of basic rocks of. 123 



, Two divisions of 132 



, Warped bedding of lava flows of . . ]20 



King, Clarence, Administrative report of. 3 



cited in respect to terminal moraine . 346 



, "Work under direction of xvii 



King, F. H., cited , 357, 387, 398, 400 



Kinnicut, Robert, cited 265 



Knife River, Minnesota 116 



Kutorgina minutissima 258, 259 



wJiitfiddi 258 



Laboratory facilities afforded by National 



Museum and American Museum of Nat- 



ural History xvii 



Lac La Belle, Michigan 105,150 



Lacustrine deposits associated with ter- 

 minal moraine 298, 321, 329, 350 



Labontan, Lake. (See Lake Lahonton.) 



, Lakebedsof 222 



Lake Bonneville, Extent of 202 



Erie glacier, Western 330 



Lahontan, Bars and embankments built 



by 210 



, Chemical deposits of 211 



, Curve exhibiting the rise and fall of. 221 



, Dendritic tufa deposited by 214 



, Desiccated bed of 203 



, Desiccation products of 224 



, Extent of 202 



, Fluctuations of 205 



, Hydrographic basin of 204 



, Investigations relating to xvi 



.Lake-beds of 204,222 



, Lithoid tufa deposited by 212 



, Many questions yet to bo asked of. . 230 



, Outlet of not found 205 



, Oro graphic movements since epoch 



of 232 



, Preliminary map of 204 



, Profile of the shore of 209 



, Quaternary climatic oscillations re- 

 corded by 195,230 



Tape. 

 Lake Lahontan, Salt works in basin of. . . 225 



, Sections of strata in 222 



, Sedimentary deposits in 221 



, Shore topography of 204,208 



, Ske tch of the geologic history of . . 195 



, Terraces carved by 205, 208 



, Thinolitic tufa deposited by 213 



, Tufa deposits of 212 



, , Analyses of the 216 



, , Succession of the 215 



, ; what they teach 220 



, Towers and domes built by 216 



Michigan glacier 322 



Superior Basin, Structure of 174 



, Eastern sandstone of 136 



glacier 382 



synclinal 174 



Lakes, Fossil, discovered and explored in 



Nevada, California, and Oregon 195, 201 



, Playa 198 



, Quaternary, of Great Basin, Study of. xvi 



that overflowed into Lake Lahontan 



Basin 204 



, The modern, in Lake Lahontan Basin. 203 



, , are not remnants of the 



ancient lake 229 



, The smaller fossil, of the Great Basin. 234 



with and without outlet, Nature of 211 



Lamb Island light, Cana-la 129 



Laopteryx 49 



Lapham, Dr. I. A., referred to 175 



Latiadalltt 451 



Laurentian, Confused application of the 



term, to rocks of the Lake Superior 



region 156 



Lava flows of Minnesota coast, Warped 



bedding of 120 



Lea, Dr. Isaac, describes fossil Uniones .. 478 



Legs and feet of Hcsperornis 62 



Ichthyornis 77 



Letter of transmittal of Director's report. v 



Lenticular hills 306, 318 



Leptcena sericea 202 



Lester" River, Minn 142,145 



group of Keweenaw Series 134 



Lewis, H.C., cited 302,341,346 



Library, Need of a technical working xvii 



Limncea (Acella) haldcmani 445 



? compactilis 445 



(Limnopfiysa) nitidula * . . 445 



meckii 446 



minuscula 446 



(Polyrhytis) kingii 446 



shumardi 446 



simihs 445 



retusta 445 



Limnseidro 444 



Linear topography 321, 353, 361, 364 



Lingula manticula 258, 259, 261 



Lingulepis mccra 258, 259, L'61 



mmutct 258,259,261 



Lioplacodes veternus 46G 



List of illustrations xi 



.species 472 



Lithasia antiqua 465 



