^82 



NEW YORK STATE MUSEUM 



Pk'urotoinaiia sulcomarjiinata. 221', 

 XiV; n^aires, 210. 



trilex, 33r. 

 Poc'ono bods. 23;')\ 

 Poleuinita of. crcnulata, 318'. 

 Polypora lilaea, 324*. 

 Port Ewen limestones, 252% 255*, 2o8', 



300\, 30G\ 

 Portage beds, 235*. 

 Portage tiino. palcogeograi)liic inaji. 



234. 

 Portland cement industry, 354'. 

 Productella dumosa, 2C5^ 330'. 



navicella, 328^ 

 Prootus sp., 507% 318'. 



angustifrons, 327". 



clarus, 206S 329'; figure, 205. 



conradi, 32 7 ^ 



erassimarginatus, 192-, 327'^; fig- 

 ures, 192. 



folliceps, 20G\. 329-; figure, 205. 



hesione, 327". 



protuberans, 308% 310% 321'. 



rowi, 33 P. 

 Prosser, Charles S., cited, 83% 84% 



85% 100% 127% 207% 213% 223% 225% 



225% 236% 236% 255% 255% 255% 



267% 279% 288% 290% 302% 303% 



317% 

 Prothyris laneeolata, 272', 331% 

 Protomya elongata, 331% 

 Pterinea aequiradiata, 322% 



bellula, 322«. 



communis, 297% 322^ 



flabellum, 221% 262% 265% 266% 

 272% 293% 330^ figures, 219. 



gebhardi, 162"; figure, 166. 



pauciradiata, 322% 



scholia riae. 322^. 



securiformis, 108% 239% 318% 319', 

 322% 



sul)plana, 318% 



subrecta, 318^. 



tcnuilamcllata, 322% 



textilis, 250% 319% 322% 



rar. arenaria, 102"; figure, 165. 

 Pterinopecten proteus, 299% 



undosus, 262% 330\ 



vertumnus, 330% 



Ptcrocoras ? eugenium. 190% 327*. 

 l*tilodietya nebulosa, 297^. 

 Ptiloporina pinnata, 328% 

 sinistralis, 325^ 



Red conglomerate sandstone, 303'. 

 Rensselaeria aequiradiata, 307% 323% 

 elliptica, 322% 

 mutabilis, 307% 



ovoides, 162% 280% 288% 299% 305% 

 324^ figures, 164. 

 Reticularia fimbriata, 326% 328^ 

 Rhipidomella sp., 309% 



alsa, 181% 295% 325^; figures, 181. 



assimilis, 323% 



discus, 296*. 



eminens, 321% 



mitis, 325% 



musculosa, 162% 281% 288% 305% 



324% figures, 160. 

 oblata, see Orthis (Rhipidomella) 



oblata. 

 peloris, see Orthis (Rhipidomella) 

 peloris. 

 Rhizoceras eugenium, see Cyrtoceras 



(Rhizoceras) eugenium. 

 Rhynehonella (Uncinulus) campbel- 

 lanus, 155% 281% 289% 300% 306% 

 307% 307% 323"; figures, 156. 

 congregata, 292^. 

 formosa, 297\ 

 lamellata, 518% 



(Uncinulus) nobilis, 155% 289% 

 307% 323'; figures, 156. 

 nucleolatus, 145% 281% 296% 308% 

 309% 309% 322^; figures, 144. 

 semiplicata, 297% 

 transversa, 289% 



(Uncinulus) vellicatus, 145% 280*. 

 281% 285% 289% 296% 307% 322^ 

 figures, 146. 

 Rhynchospira sp., 310'. 

 excavata, 301% 

 globosa, 509% 310^ 

 Richmond shales, 122". 

 Ries, Ileinrich, cited, 84% 172% 354% 



355% 

 Rochester shalo, thickness. 120". 



