372 



NEW YORK STATE MUSEUM 



Becker's quarry below Lasell park, 

 section in, 246 e -48°. 



Becraft limestone, 153 ! -55 3 , 252 s , 255 8 , 

 258 s , 279 9 , 280 7 . 28 1 3 , 2S5 3 , 285 4 , 

 288 9 -89 3 , 296 2 , 300 4 , 306 c -7 3 ; thick- 

 ness, 153 3 , 154 7 ; fossils. 155 3 -57 2 , 

 323 5 -24 5 ; quarry, 356 2 . 



Becraft mountain, upper limestone, 

 153 1 ; summary of ^ stratigraphy of, 

 298 3 -302 6 . 



Bellerophon sp. } 304 1 . 

 acutilira, 332 5 . 

 auriculatus, 318 3 . 

 crinistriatus, 33 1 7 . 

 curvilineatus, 183". 326 s ; figures, 



185. 

 otsego, 33 1 6 . 



patulus, 222 1 , 33 1 6 , 332 3 ; figures, 

 219. 



pelops, 186 1 , 326 8 ; figures, 186. 



rudis, 331°. 

 Bertie formation, 126 2 ; thickness, 



120 5 , 126 6 . 

 Beyrichia, 239\ 



sp., 236 s , 312 2 , 318°, 319 1 . 



notata, 319 6 , 320 2 . 



oculina, 32 1 3 . 



trisulcata, 320 2 . 

 Billings, cited, 172 9 . 

 Bilobites various, 309 1 , 321 s . 

 Binnewater sandstone, 124 s , 127 6 , 242 4 , 



253 5 , 313 6 . 

 Brachiocrinus nodosarius, 32F. 

 Brachyprion ma jus, 299 s , 305 3 . 



sclmchertanum, 305 3 . 



varistriata, see Strophcodonta 



(Brachyprion) varistriata. 

 Brayman shales, 101 4 -4°, 126\ 127 6 , 



130 2 , 2 3 6 6 , 242 2 , 253 5 , 260 4 ; line of 



contact with Cobleskill, 106 J ; iron 



pyrites, 361* 

 Brigham, A. P., cited, 352 4 . 

 Bronteus barrandii, 3 1 3 , 321 1 . 

 Brown quarry of Schoharie, section 



of, 236-"'-37 7 . 

 Brownsport bed, 174 7 . 

 Bryozoa, 310 5 . 



sp., 289 3 . 



Bucania sp., 318 3 . 



profunda, 323 9 . 

 Bullhead limestone, see Cobleskill 



(Bullhead) limestone. 

 Burden conglomerate, 302 5 . 



Calcite, 113 7 . 



Callonema (?) primaevum, 326 7 . 

 Callotrypa macropora, 32 1 5 . 

 Calymmene camerata, 318 G . 



niagarensis, 107 7 , 318 7 . 



platys, 19 1 1 , 230 9 , 32 7 T ; figures, 191. 

 Camarocrinus stellatus, 31 9 2 . 

 Camarotoechia aeutiplicata, 322\ 



altiplieata, 322 1 . 



barrandei, 324 s . 



bialveata, 308 J . 



congregata, 261 3 , 261 s , 265 2 , 272 4 , 



272 6 , 292 8 , 329 9 . 

 fitchana, 162 7 ; figure, 164. 

 hudsonica, 116 6 , 30 1 9 ; figure, 115. 

 inutilis, 308 J . 



lamellata, 108 s , 114 9 , 236 8 , 237 3 , 

 237 4 , 238 9 , 239 4 , 312 3 , 317 9 ; figure, 

 109. 



litchfieldensis, 108 s , 116 7 , 239\ 317% 



318 s ; figure, 109. 

 nucleolata, 174 5 . 



oblata, 162 7 , 305 5 , 324 s ; figures, 163. 

 pisum, 317 9 . 

 pleiopleura, 324 s . 



prolifica, 214 s , 265°, 265 9 , 26G 7 . 266 9 , 



270 5 , 329 9 ; figures, 217. 

 semiplicata, 114°. T37 5 , 310\ 319°, 

 320 6 ; figure, 138. 

 var., 250 2 , 250 3 , 250 4 . 

 var. angulata, 1 1 7 :> ; figure, lis. 

 transversa, 307 2 , 307 5 . 

 vontricosa, 174 3 , 250 5 , 319 s , 323 7 . 

 Camden chert, 174 8 . 

 Camillus shale, thickness, . 120 8 . 

 Catskill formation. 227*, 235"', 302 1 ; 



uses, 356 9 . 

 Catskill mountains, section of Devo- 

 nian rocks made in, 275'-76 4 . 

 Catskill shaly limestone, 139 3 . 

 Cauda galli grit, 168 3 , 22 9 2 . 

 Caves, 119 9 , 348 2 -49 1 . 

 Celestite, 113 7 , 360°. 



