370 INDEX 



PAGE 



Briscoia Walcott, compared , . 74 



sinclairensis Walcott, new species, Ozarkian 37 



described 75 



figured, text figure 9 38 



pi. 20, figs. I-IO 



Burling, L. D 6, 33, 64, 190, 193, 215, 234, 235, 355, 



356, 357, 36s, 366 



Burnetia, new genus. Upper Cambrian 54 



described '. yy 



figured, pi. 10, fig. 2 



urania (Walcott) yj 



figured, pi. 17, figs. 1-3 



Bynumia, new genus. Upper Cambrian 54 



figured, pi. 14, fig. 3 



Canadian 218 



Canadian Board of Geographic Names 188 



Castle Mountain section 274 



Cathedral formation ( Middle Cambrian) 249 



Cedaria, new species, Upper Cambrian 55 



figured, pi. ID, fig. 6 



Chancellor formation (Upper Cambrian) 240 



Chancia, new genus. Middle Cambrian 55 



figured, pi. 10, fig. 4 



Chetang formation (Middle Cambrian) 251 



Chushina formation (Ozarkian) 226 



Clearwater Canyon area 326 



Clearwater Canyon section 327 



Cochran, Miss Doris 65 



Columbia River Valley ("Rocky Mountain Trench") from Canal Flats to 

 Golden, Pre-Pleistocene formations of the floor 



of the 45 



Corbinia, new genus, Ozarkian 55 



figured, pi. 10, fig. S 



Cordilleran Geosyncline 149, 197 



Proterozoic deposits in the 150 



Cordilleran Provinces, Pre-Devonian unconformity and interval in the.... 198 



Corral Creek formation (Algonkian) 257 



Cotton Grass and Tilted Mountain Cirques 188 



Crusoia, new genus, Middle Cambrian 55 



figured, pi. 10, fig. 7 ^ 



Curtice, Dr. Cooper 64 



Daly, Dr. Reginald A 150, 151 



Devils Gap and Ghost River area 259 



Devonian 192, 208 



Devonian limestone 31 



Dikelocephalinae Beecher, subfamily 74 



Dokimocephalus, new genus. Upper Cambrian 55 



figured, pi. II, fig. I 



