412 



Fosaila — Continued. 



193 



lineata 77,199 



Plethomytillis ovifonne 75 



Pleurotomaria 51, 53, 94, 131, 194, 198, 199 



conoidea 168 



lonensis 52, 60, 195 



nodomarginata 90 



tarbiniformis 94 



Plumulites 51 



Polvpora ■. 94 



stragula 91 



Porambonites obscurus 197 



Poaidomya devonica 77 



lajvls 77 



Prodnctns 193,199 



oora 96,98 



costatus 96, 170 



hallanu8 74, 79, 80 



hirsutiforme 83, 193, 194 



lachrymosa, var. lima 83 



longispinus 90, 94, 161, 168, 170, 174 



navicella 74, 76 



nebrascensis 90,91,94,166,199 



prattenianus 89, 90, 91, 94, 95, 166, 168, 171 



punctatus 94, 170, 199 



semireticolatus ... 85, 89, 90, 91, 93, 94, 95, 96, 98, 

 158, 161, 166. 168, 170, 171, 174, 180, 194, 199, 203 



shnmardianus 74, 80, 81, 82, 83, 199 



shumardLanus, var. p jxidatus 74 



apeciosus 83 



stigniatus 80, 83 



snbaculeatus 74, 76, 79. 80, 83, 193, 194 



tenuicostatuB 199 



trancata 76, 79 



Proe tus 194 



haldermani 80 



marginalis 75, 77 



peroccidens 199 



Protoapongia 192 



fenestrata 44 



Protypus expansus 43 



senectua 43 



Pte 



191 



tiabella 75 



uewarkensis 82 



pintoenaia 171 



Pterinopecten - 193 



spio 89 



Ptilodictya 53, 171 



carbonaria 94 



aerrata 94, 168 



(Stenopera) carbonaria 95, 164 



(Stenopera) serrata 95 



Ptycbaspia miuuta 45, 46 



Ptychoparia 42 



atHnia 45, 50, 51 



annectana 51 



bella 44 



brevicepa .* 45 



diaaimilia 43 



granulosa 45, 50 



haguei 43, 44, 45, 50, 112 



laevicepa 44 



laticeps 44 



linnarasoni 44 



Fossils — Continued. Page. 



Ptychoparia minor 188 



occidentalis 43 



oweni 43, 44, 50, 51, 108, 118 



pernaauta 44 



piocliensis 187,188 



prospectensis 42 



similis 44 



simulata 45 



unisnlcata 44,45,50 



protoformis 89 



Eaphistoraa 52 



acuta 195 



nasoni 52, 53, 109, 128, 131 



Eeceptaiuilites 51,115, 120, 123, 124, 127, 134, 191 



ellipticus 52, 53 



elongatus 52, 53, 197 



mammillaris . . 52, 53, 54, 60, 109, 131, 195, 197 



Eetzia mormoni 94, 95, 76, 98 



radlalis 193, 194 



Ehynchonella 59, 199 



(Leiorhynchus type) ^9 



capax 191 



castanea 73, 74, 79, 80, 83 



dnpucata 80, 81, 193, 199 



emmonai 193 



enrekensis 89, 90, 91, 171 



horsfordi 77 



laura 80, 84 



neradensis 80, 84 



occidens 77, 132, 193 



pugnua 84 



quadrlcostata 193, 194 



ainuata 80, 84, 199 



tethys 75, 77 



Sanguinolitea leolus 89 



combensis 77 



gracilis 77 



nienia 90 



retusus 90, 171 



rigidna 84 



, aalteri 90 



sanduskyensia 77 



aimplex 90 



striata 90 



ventricosus 80 



Soenella conula 42 



Schizambon typicalia 51 



Scbizodus cuneatua 90, 1 71 



deparcus 90 



orbiculaiia 75, 77 



pintoensis 171 



Scoliostoma americana 77 



Skenidium devouicuni 74, 75 



Solenomya cm-ta 89 



Spirifera 77, 78, 193, 190, 199 



alba-pinensia 193 



annectana 91 



camerata 89, 90, 91. 94, 96, 101, 171. 174 



cristata 198, 200 



di^uncta 82, 83, 84, 139, 193 



engelmanni 79, 80, 81, 82, 84, 193 



glabra 83,139 



leidyi 91 



lineata 169. 198, 199, 200 



(M.) maia 74, 79, 80 



neglecta 89,91 



