INDEX TO GEOLOGY AND PALEONTOLOGY OF SCHOHARIE VALLEY 373 



Centronella glans-fagea, 295 3 , 32G 4 . 



glaucia, 330 3 . 

 Ceramopora ? maculata, 324 4 . 

 Ceratoeephala tuberculata, 323 4 . 

 Ceratolichas dracon. 329-. 



gryps, 329 2 . 

 Ceratopora intermedia, 213 3 ; figures, 



213. 



Chaetetes sp., 236 s , 30G\ 317 T . 



(Monotrypella) arbusculus, 1 1 7 ^ , 

 246 3 , 282 7 , 291 4 , 297 3 , 298 2 , 31 9 3 , 

 3I9 7 ,.324 3 ; figure, 117. 

 colliculatus, 297 3 . 

 sphaericus, 308 1 - 

 Chamberlin, T. C, cited, 346\ 

 Champlainic formation, 99 2 -132 4 . 

 Chonetes sp., 308 1 . 

 cf. arcuatus, 299 4 . 

 coronatus, 213 7 , 260 s , 26 1 2 , 261 8 , 

 266 8 , 270 4 , 270 3 , 2 7 2 3 , 304 2 , 329 s ; 

 figures, 215. 

 deflectus. 213 9 , 261 2 , 265 3 , 292 s , 



292 9 , 329 8 ; figures, 216. 

 hemisphericus, 295 4 , 326 2 . 

 hudsonicus, 299 7 , 305 3 . 

 jerseyensis, 107 6 , 108 7 , 317 s ; figure, 

 109. 



mucronatus, 207 s , 2 09 3 , 2 1 3 s , 261 2 , 

 265 3 , 2 94 2 , 32 9 3 , 3 2 9°; figures. 209. 



seitulus, 304 2 . 



cf. setigerus, 304 2 . 

 Chonophyllum, 298 s . 

 Cbonostrophia complanata, 305 4 , 324 7 . 

 , Cimitaria elongata, 262 1 , 265 7 , 331 4 . 

 Cladopora styphelia, 300 3 . 

 Clark, P. E., cited, 116 2 , 131 2 , 302 9 , 



304 9 , 306 7 , 307 4 , 308 7 , 310 G , 311 s , 



311 7 , 316 2 . 

 Clarke, John M., acknowledgments to, 



81 s ; cited, 83°, 84% 104 3 . 105% 112 7 , 



173 9 , 176 3 , .177 2 , 178°, 178 s , 208°, 



209 9 . 225 9 , 229 2 , 23 1 2 , 232 y , 234'', 



235 2 , 235°, 299 s , 299 9 ; mentioned, 



133*. 



Clarksville section, 292 4 -98 2 . 

 Clastic rocks, 93°. 

 Clear Creek limestone, 174 9 . 

 < limaoograptus pungens. 302 3 . 



Clinton beds, thickness, 120 7 . 



Clinton shales, see Brayman shales. 



Cobleskill limestone, 104 7 -11 4 , 125 9 , 

 2 3 6 6 , 2 3 7 5 , 24 8 9 , 253 4 , 25 7 9 , 2 60 4 , 

 311 s , 312 4 ; line of contact with 

 Brayman shales, 106 2 ; thickness, 

 107 1 , 120 3 ; fossils', 131°, 239 3 , 301 s , 

 317 3 -18 7 ; quarries in, 353". 



Cobleskill valley, rise of, 86 3 -87\ 



Cocktail grit, 168 3 . 



Coelospira Camilla, 295 3 , 299 4 , 328°. 

 concava. 297 2 , 305 6 . 

 dichotoma, 299 7 , 305 3 . 



Coenograptus gracilis, 302 3 . 



Coeymans limestone, 114 1 , 134 4 -36% 

 239 8 , 243 4 , 246 7 , 249 2 , 253^, 250', 

 259 1 , 2 5 9 3 , 2 80 3 , 2 82 1 , 2 8 3 4 . 2 8 4 1 , 

 285 s , 290 1 , 291 8 , 297 4 , 301 2 , 302 1 , 

 308 7 -10 4 ; analyses, 355 6 ; fossils, 

 136 9 -39 2 , 319 7 -21 2 ; thickness 134 4 , 

 135 8 , 290 3 ; quarries. 354 7 , 355 7 . 



Coleolus tenuicinctum, 294 3 , 33 1 7 . 



Conglomerates, changes of beds from 

 clay rocks to, 95 3 . 



Conocardium sp., 297 2 . 



cuneus, 183 7 , 295 6 , 326 6 ; figures, 

 185. 



Conolichas eriopis, 204 9 , 329 2 ; figures, 

 205. 

 hispidus, 327 s . 



Contact lines between formations, de- 

 flection of, 87 7 . 



Conularia continens rar. rudis 331 s . 

 huntiana, 151 8 , 323 3 ; figures. 150. 

 lata, 325 3 . 



pyramidalis, 321 1 , 323 2 . 

 Coralline limestone. 104 9 -5S 131 2 , 



13 1 8 . 

 Corals, 107 7 . 



Cordania arenicolusj 327 9 . 

 Corniferous limestone. 286". 

 Cornulites arcuatus. 318°. 

 Coronocrinus polydactylus. 321 6 . 

 Coronura aspectans, 294 s , 329'. 



macrops, 329 2 . 



myrmecophorus, 329 1 . 

 Corycephalus regal is, 32 7 \ 

 Countryman hill, section of. 286 9 -91\ 



