INDEX 377 



PAGE 



Troughs of Paleozoic time 152 



Beaverfoot 165 



Bow 158 



Glacier Lake 169 



Goodsir 163 



Robson 172 



Sawback 167 



Ucebia, new genus, Upper Cambrian 60 



described ." 118 



figured, pi. 14, fig. 4 



ara Walcott 118 



Ulrich, Dr. E. 42, 53, 64, 65, 158, 192, 222 



Upper Cambrian 226 



Utia, new genus, Middle Cambrian ; . . . . 60 



described 118 



figured, pi. 13, fig. 3 



curio Walcott 119 



Vermilion Pass section 299 



Vistoia Walcott, new genus, compared. Middle Cambrian ." 121 



prisca, new species, described 122 



Walcott, Airs. Charles D 3, 7, 34, 64, 188, 216, 238, 239 



Walker, 'j. F 211, 212, 213, 214, 220, 221, 222, 237, 239 



Weeks, F. B 64 



Wheeler, Arthur 299, 352 



Wilbernia, new genus, Upper Cambrian 60 



described 123 



figured, pi. 13, fig. 4 



pcro (Walcott) 124 



Wild Flower Canyon section 268 



Wonah quartzite 14. 32, 49. 217 



Xenostegimn, new genus. Upper Ozarkian 60 



described 1 24 



figured, pi. 13, fig. 5 



albertensis, new species, compared 125 



belemnurum (White) 125 



douglasensis, new species, compared 126 



euclides, new species, compared 126 



? eudocia, new species, compared 126 



goniocerciim (Meek) , compared 127 



kirki, new species, compared 127 



schofieldi, new species, compared 127 



shepardi (Raymond) , compared 128 



? sulcatum, new species, described 128 



taiirus. new species, described 128 



