G50 



INDEX TO PART II. 



Pago. 



Dilic'lloccpbalus Miuncsotensis 227 



uiulticiiR-tus 22G 



rei)iueiisis 227 



quadriceps 240 



Wahsatchensis . . . 241 



Eiliuoiulia Myriua 283 



Eiimicrotis curta ' 289 



nawui 273 



EuouipbaUis cyclostomus 200 



laxus 200 



(Straparollus) Opbireii- 



sis 201 



pentangularis 259 



? rotuliformis 235 



? tiochiscus - 235 



(Straparollus) Utabeii- 



sis 259 



Fcnestella 20;^ 



Fossils of tbe — 



Coal Measures 273 



Devonian 240 



Jurassic 248 



Lower Carboniferous 205 



PermoCarboniferous 273 



Potsdam group 205 



Silurian 232 



Triassic 280 



Waverly group 251 



Eusispira compacta 23G 



General remarks on format ions, 11. 



andW -. 109 



Genesee slate 201 



Glauconome 202 



Goniatites globuhis 279 



lowensis 279 



Kingii 279 



Noliuensis 279 



spliericus 279 



Gr.vpba'ii calceola var. Xebrascensis 286 

 Ilall, James, and P. P. AVhitfield, 



Report of 197 



Jurassic, Fossils of the 248 



Kutorgina minutissima 207 



Lcpta'na Melita 208 



Lima (Plagiostoma) occidentalis . . . 292 



IJneata 292 



Page. 



Lingulella 233 



Liugulepis Ella 232 



MxTii 206 



miiiuta 206 



pinuaformis 200 



Loganellus uuyfus 219 



[/ran iilosns 214 



ll(if/i(ci 210 



Logani 210 



maculosa 215 



nitidus 212 



quadrans 238 



simulator 218 



unisulcatxis 210 



Lunulicardium IVagilis 250 



fragosum 249 



Lower Carboniferous, Fossils of . . . 205 



Lyonsia concava 276 



Maclurea minima 235 



Micbelina sp. ! 251 



Monotis cnrta 289 



tenuicostatus 289 



Myalina aviculoides 275 



Mi/alina concaciis . 270 



Myalina Permiana 270 



MijtUus (Mi/dlliiu) concavus 276 



rcnnianus 276 



Natica I Lelia . 298 



Naticoi)sis nana 298 



Neritoma 299 



Neritopsis 299 



Nuculites triangulus 248 



triquetra 249 



Obolella di.scoida 205 



Ogygia parabola 245 



producta 244 



Ortbis Barabouensis 209 



costalis 233 



Electra 233 



Orthis equivalvis 252 



Ortbis Pogonipensis 232 



resu])inata 205 



Ortboceras annulato costatum 278 



Cbesterensis 278 



Ostrea congesta 287 



Engelmanni 285 



