400 



Index. 



Leda Barrisi 217 



Leiorhynclius limitaris, 213, 234, 244 



Newberryl 233 



Leperditia alta 194, 197, 198 



angulifera 197 



Lepidosteus 49 



Leptoptila albifrons 287, 288 



f ulviventris 287 



Liclienalia lichenoides 238 



Limnsa 254 



Linoula Ligea 213, 243 



Jfanni 212, 213, 234, 243 



Loxonema Leda 241 



Ilumiltonice 205, 241 



parvulum 204, 241 



pexatum 241 



plicatum 231 



Luuulicardium 357 



Macroceramus Kieneri 127, 128 



pontificus 127, 128 



signatus 124 



Macrocheilus priscus. 204, 242 



subcorpuleutus 224 



veniricofius 204 



Megalodon 244 



]\Iegalornus 244 



Megistocrimis spimdos^is , 238 



Meristella bella 194 



nasida 240 



scitula 240 



Miclielina convexa 237 



maxima 237 



Microphysa vortex 123 



Modiomorpba elliptica 241 



perovaia 241 



Murchisonia desiderata 242 



M<da 242 



obsoleia 242 



Mytilarca atienuaia 202 



percariuata 202, 240 



ponderosa 202, 240 



Natica 190 



Naticopsis equisiriata 241 



creiacea 241 



levis 241 



nana 230 



Ortoni 230 



ziczac 223 



Nautilus Ortoni. . 231 



pauper 226 



spedahiUs 232 



subquadrangularis 232 



Nerita 190 



conoidea 190 



PAGE. 



Nucleocrinus Verneidli 238 



Nucleospira concinna 240 



rotundata 194 



Nupbar polysepala 361 



Nyassa ' 216, 244 



arguta 216, 244 



Oncoceras 209 



Orthis bicostata 157 



flabellum 201 



Livia 238 



propmqua 238 



siihumbona 145 



Vanuxeml 238 



Orthoceras nuntimn 242 



Olunense 242 



prqfundvm 242 



Ortlionema Nemberryi 242 



Palaeoneilo Barrisi 217 



fsimilis 217 



Paracycla.s lirata 240 



ocr.iderdalis 240 



Ohioensis 240 



Pentamerella arata 240 



Pentamerus pes-ovis 195 



Phac'ops rana 243 



Pholadella 233 



Newberryl 233 



Pliorus ' " 190 



Pineria S<-hramnti 124 



Viequeiisis 124 



Pinna flexicostata 221 



MaxvilleusLs 221 



Plagioptyclia 123 



nemoralina 122 



Saniac.ruzensis 122 



Platyceras attennaUun 241 



buccidentum 241 



carinntum 241 



eonic.um 241 



dumosum 241 



midtispinosum 241 



squalodeus 202, 241 



Platyostoma Helms 241 



Pleurotomaria adjuior 242 



Doris 242 



IMe 242 



Liicina 242 



Mississippiensis 233 



textiUgera 233 



Plumulites Jnmesi 218 



Newberryi 217 



Polymita 137 



Polyphemopsis melanoides 225 



Polypterus 49 



