INDEX. 



823 



Cape Breton, Cambrian species of, listed 114-119 



generalized section of Cambrian in, listing species and locali- 

 ties 131-135 



localities in 3h, 3i, 3n-q, 



8d, lOc-i, lOk-p, lOp', lOp", lOq-t, llz, 13d, 13d', 13d", 13e-i, 

 13k, 131, 131', 13m, 13n, 13n', 13n", 13p, 13p', 13q, 13r, 13t, 

 13t', 13t", 16o, 307, 307a-j, 325, 325a-c, 344, 344a-o, 372, 372a-f 



Cape Rouge, Quebec, locality at 319c 



Cape Vidio, Spain, locality at 350a 



Caradoo Umestone, in generalized section for England, Scotland, 



and Wales, listing species and localities 135 



Carbon County, Wyoming, locality in 340c 



Cardinal area, defined 292 



discussed 303-305 



shown in figure 374 



Cardinal extremities, defined 293 



Cardinal muscle scar, defined 293 



Cardinal Peak, Montana, localities near 4q, 4q', 8j 



Cardinal process, defined 293 



discussed 306 



Cardinal scar, development of , 312 



Cardinal slopes, defined - 293 



Carillon, Quebec, locality near 392h 



carinata, see Acrotreta. 



Carlfors, Sweden, locality at 321p 



Carlton shore. New Brunswick, locality at 301t 



Carnarvonshire, North Wales, localities in 305a, 



305c, 305d, 318a, 318b, 318s, 318t, 3e6d, 366e 



Camedd Filiast, North Wales, locality at 366d 



Carnegie Institution of Washington, acknowledgments 12 



Carpenter, W. B., bibliographic reference 15 



Carter County, Oklahoma, localities in 12k, 12m, 12n, 12p 



Cartersville, Georgia, locality near 96x 



Cartersville quadrangle, Georgia, locality in 96x 



Cascade Coimty , Montana, localities in 4x, 5f , 5k 



Casper, Wyoming, locality near 302o 



Castle, Alberta, localities near 58i, 58t, 68w, 60b 



Castle Creek, South Dakota, locality on 355b 



Castle Mountain, Alberta, localities on 58i, 58t, 58w 



Ogygopsis zone absent on 127 



Cathedral limestone, detailed section 128-129 



Catons Island, New Brunswick, localities on 2y, 301f, 308d 



" Causea/' generic reference discussed 330 



Cave Spring, Georgia, localities near 96b, 140a, 140c, 362a 



Cave Spring, Utah, locality near 15d 



Cedar Bluff, Alabama, localities at 90a, 91 



Cedartown Road, Georgia, locality on the 96 



cedens, see LinguIeUa. 



Cefn Cyfarnedd, North Wales, locality at 305j 



celatus, see Obolus {Schmidtia). 



Cement Creek, Colorado, localities on 335a, 3601) 



Centennial Eui'eka mine, Tintic special ([uadrangle, Utah, 



locality near 34s 



Center, Alabama, localities near 90, 90x, 



92x, 93, 93a, 93n, 93o, 93x, 94, 94a, 94o, 94x, 94xx, 95a, 146 



Center road, Alabama, locality near the 95a 



Central (adductor) muscles, attachment in Orthidge 308 



defined 293 



showninflgure 374 



ceratopygarum, see AcToiheU. 



Ceraiopyge limestone (Passage beds), EoortMs daunus characteris- 

 tic of, to the exclusion of Eoorthis clirisHanix 775 



in generalized section for Sweden, Denmark, Finland, and 



Nor\vay, listing species and localities 144 



localities in 8x, 309, 310, 310j, 



310x, 320w, 323, 323c-h, 323j, 323z, 386, 390, 390e, 390t 



mentioned 424, 515, 710, 712, 741 



systemic reference discussed 98 



"Orthis christianias" from, likely Eoorthis daunus 776 



Ceraiopyge Umestone and shale, Eoorthis wimani found in both ... 77o 

 Ceraiopyge shale (Upper Cambrian), Eoorthis chrislianix character- 

 istic of, to the exclusion of Eoorthis daunus 775 



Ceraiopyge slate (Upper Cambrian), in generalized section for Swe- 

 den, Denmark, Finland, and Norway, listing species and 



locaMties 146 



localities in 310d, 310r, 



310s, 321e-n, 323a, 323k, 323x, 323y, 390c, 390i, 395xi 



mentioned 424,425,710 



systemic reference discussed 98 



Cerro Cuchillo, New Mexico, locality near 327b 



Champlain, see Lake Champlain. 



Champlatn Canal, New York, locality on 109 



Changhia, China, localities at and near C17, 



C20, C22, C23, 026, 028, 036, 068 



Changhia limestone (Middle Cambrian), localities in 022, 



023, 026, 028 



Chapman, E. J., bibliographic references 15 



Chappie Arm, Newfoundland, localities on 6g, 6h, 314 



Chappie Cove, Newfoundland, locality near 5t 



Chase Creek Canyon, Arizona, locality in 358 



Chateaugay, New York, locality near Ill 



Chateaugay Falls, New York, locality at 338u 



Chatham, New York, locality near 32a 



Chatham, see North Chatham. 



Chaudiere River, Quebec, locality on 220a 



Chaumitien, China, localities at and near 036, 045, 068 



Chaumitien limestone (Upper Cambrian), localities in 036, 



045, 054, 056, 068 



"Chazy formation" (Ordovician), localities in 319n-p, 392h 



Checker Beach, Rhode Island, locality on 343a 



Cheever's ranch, Wyoming, locality near : 302u 



Ch6I Hill, Salt Range, India, localities at 357b, 357d 



Chepultepec, Alabama, localities near 139a, 140 



Cherokee, Texas, localities near 14g, 14i 



Cherokee County, Alabama, localities in 90, 90a, 90x, 91, 



91x, 92x, 93, 93a, 93n, 93o, 93x, 94, 94a, 94o, 94x, 94xx, 95a, 146 



Cherry Creek, Nevada, locality near 41 



Cherry Creek Basin, Montana, locality near 149a 



Chilidium, defined 293 



China, Cambrian species of, listed 121-122 



localities in (Lower Cambrian) 03, 017, O20, 032' 



localities in (Middle Cambrian) 01, 



02, 04-7, 09, OlO, 012, 022, 023, 024, 026, 

 028, 032, 037, 057, 062, 063, 070-72, 076 



localities in (Upper Cambrian) 332, 



332a, 036, 054, 056, 061, 064, 067, 068, 074 



species of Obolus from, listed 379 



See Liaotung, Shansi, Shantung, and Shensi. 

 chinensis, see Obolus. 



Chippewa County, Michigan, locality in 330 



Chisago County, Minnesota, localities in 82b, 



82c, 97b, 97s, 339d, 339] 



Chisliolm mine, near Pioche, Nevada, localities at 7k, 31 



Chonpinghien, China, localities near 032, 032' 



Chouteau Coimty, Montana, locality in 302z 



Christiania, Norway, localities at and near 8x, 



8z, 9f, 323, 323a, 323c-h, 323 1-q, 323t, 323v-z 

 christianise, see Eoorthis. 



Christianstad (province), Sweden, localities in 8w, 



310h, 3101, 320c, 320f, 320i, 320o, 320x, 321u, 321v, 321y, 390o 

 chTOjnaiica, see Obolella. 

 chuarensis, see Obolus (^Westonia). 



Chuar Valley, Arizona, locality in 73a 



Chudleigh, Esthonia, Russia, locality at 337g 



Churn Canyon, Montana, localities near 151, 151a, 152 



cincta, see Lingula. 

 cin^ulala,see Kutorgina. 

 circe, see Quebecia. 

 circularis, see Acrotreta. 



Circulatory system, discussed 311-312 



Clark, W. B., and Mathews, E. B., bibliographic reference 15 



Clarke, I. M., acknowledgments 12 



bibliographic references 15, 441 



genus named for 809 



species named for 486 



Clarke, I. M., [Hall, J., and], bibliographic references 18 



clarkci, see Lingulclla. 



Clarkella, described 809 



classification of 321, 326 



cruralium mentioned 309 



evolution discussed 320 



evolution of 317 



general geographic and strati^raphic distribution of 



the species referred to 109 



number of Ordovician species and varieties of : . . . 113 



number of species of, in different tj-pes ofsediment 160 



spondylium discussed. 307 



type species "Polytoschia montancnsis " 809 



Uhich on spondylium ; 308 



