PAGE 



Beaver Creek, Trempealeau County, Wisconsin, Upper Cambrian locality 



79X 167, 193, 209 



Big Creek, Hawkins County, Tennessee, Upper Cambrian locality 124. .170, 172 



Upper Cambrian locality 124a 172, 219 



localities 125, 125a 215 



Bird Bridge Road, Greene County, Tennessee, Upper Cambrian locality 



ii8a 215 



Birmingham City, Jefferson County, Alabama, Upper Cambrian locality 



358e 170, 178, 215 



Bloomington formation. Middle Cambrian localitj^ 55s 188 



Branchiopoda, Middle Cambrian, publication on 160 



Bright Angel shale. Middle Cambrian locality 746 184 



British Columbia, Hanburia in 226 



Karlia in 223 



Lower Cambrian locality 35c 174, 223 



Middle Cambrian locality 14s 225 



locality 35k 226 



Upper Cambrian locality 346e 228 



Vanuxemclla in 221 



Brooksella alternata Walcott, associated with Crepiccphalus coosensis. . . . 206 



Buffalo Run limestone. Upper Cambrian locaHty 107k 165 



Bull Run Ridge, Tennessee, Upper Cambrian locality 107 205, 215, 216, 218 



Upper Cambrian localities 107a, 107b 171 



hunus, see Lonchocephalus. 



Burgess Pass, British Columbia, Middle Cambrian locality 35k near 226 



Burgess shale. Middle Cambrian locaHty 35k 226 



Burliiigia, association 161 



hectori, compared with Hanburia gloriosa 226 



Cache County, Utah, Middle Cambrian locality 55s 188 



calcifera, see Saratogia. 



Calymenc, compared with Menomonia 162 



Calymenidse, compared with Norwoodidas 168 



calymenoidcs, see Conocephalites and Menomonia. 



Cambrian faunas of China, publication 160 



Cambrian faunas of Eastern Asia, publication 160 



Cambrian Trilobites, publications on 160 



Cambro-Ordovician boundary in British Columbia, publication 160 



caniiro, see Crepiccphalus. 



Canadian Pacific Railway, British Columbia, Upper Cambrian locality 



346e 228 



Cap INIountain formation. Upper Cambrian localities I4d, 67a 213 



Cave Spring, Floyd County, Georgia, Middle Cambrian locality 141 i8r 



Cedar Bluff, Coosa River, Alabama, Upper Cambrian locality 90a. .170, 171, 213 



Upper Cambrian locality 91 170, 171, 213, 215, 218 



Center Township, Cherokee County, Alabama, Upper Cambrian locality 



92XX 170 



Center County, Pennsylvania, Upper Cambrian locality 107k 165 



Ceratopygidas, family named 199 



Crepicephalus into family 203 



