INDEX OF SPECIES. 



ornatus, a, um, 



Caryocrinus, m, II 465 



Cyphaspis, f, II 302 



Cyrtolites, m, I 609 



Dolatocrinus, m, II 557 



Encrinurus, m, II 314 



Eurypterella, f, II 411 



Hercocrinus, m, II 549 



Lunulicardium, n, I 428 



Periechocrinus, m, II 537 



Physetocrinus, m, II 529 



Saccocrinus, m, II 537 



Trachypora, f, I 95 

 erodes, Cyclostomiceras, n, II 120 

 orthonotum, 



Echinocardium, n, II 603 



Endodesma, n, I 527 



Modiolopsis, f, I 512 

 ortoni, 



Endolobus, m, II 97 



Estheria, f, II 331 

 orus, Kionoceras, n, II 62 

 osborni, Proscorpius, m, II 416 

 osceola, Dikellocephalus, m, II 284 

 ostiolatus, a, um, 



Chilotrypa, f, I 125 



Clathrodictyon, n, I 41 

 ostrarupis, 



Pleurotoma, f, I 800 



Surcula, f, I 800 

 ostrearum, Drillia, f, I 803 

 otacodensis, Pachydiscus, m II 173 

 ottawaensis, is, e, 



Harpes, m, II 258 



Harpina, f, II 258 



Trematis, f, I 202 

 ouangondiana, Ptychoparia, f, II 277 

 oustaleti, Trox, m, II 447 

 ovalis, is, e, 



Echinocorys, f, II 597 



Eucsenus, m, II 432 



Nematopora, f, I 153 

 ovatiformis, Cytherella, f, II 366 

 ovatus, a, um, 



Arctica, f, I 538 



Aucella, f, I 458 



Baculites, m, II 181 



Estheria, f, II 331 



Grammysia, f, I 381 



Megambonia, f, I 411 



Meretrix, f, I 565 



Pursa, f, II 432 



Stromatotrypa, f, I 137 



Thaleops, f, II 298 

 oviformis, is, e, 



Modiolodon, m, I 516 



Plethomytilus, m, I 434 



Poterioceras, n, II 129 

 ovoides, 



Actseon, m, I 807 



Rens'selaeria, f, I 300 

 ovula, Nucula, f, I 397 



owenana, Dosiniopsis, f, I 565 

 owenensis, Eccyliopterus, m, I 658 

 oweni, 



Lophospira, f, I 634 



Muensteroceras, n, II 135 



Ptychoparia, f, II 277 



Receptaculites, m, I 18 



Spirifer, m, I 328 



Tripteroceras, n, II 104 



pabulocrinus, Igoceras, n, I 690 

 pachydactylus, Melocrinus, m, II 556 

 pachydermatus, Proetus, m, II 299 

 pachypleura, 



Scalaria, f, I 711 



Sthenorhytes, m, I 711 

 pacificus, 



Arcestes, m, II 163 



Proarcestes, m, II 163 

 pagoda, Solenospira, f, I 653 

 pagodiformis, Levifusus, m, I 772 

 paleomelas, Nebria, f, II 448 

 palmatus, a, um, 



Astrohelia, f, I 104 



Eunicites, m, II 242 



Polygnathus, m, II 244 

 paludinseformis, Soleniscus, m, I 700 

 panda, Ostrea, f, I 461 

 panderi, Prioniodus, m, II 244 

 pandion, Oncoceras, n, II 123 

 pandora, Schuchertella, f, I 229 

 pandoriformis, Leda, f, I 401 

 panicum, Diplophyllum, n, I 75 

 pannulus, Iphidea, f, I 201 

 papyracea, Pholadomya, f, I 529 

 paradoxoides, Protolenus, m, II 266 

 paradoxus, 



Amphipeltis, f, II 398 



Phanerotinus, m, I 656 

 paralius, Platyceras, n, I 686 

 parallelum, Muensteroceras, n, II 140 

 parastatus, Hemiaster, m, II 600 

 pariense, Exiteloceras, n, II 206 

 parilis, is, e, 



Buccinofusus, m, I 762 



Tenea, f, I 558 

 parisianus, Columbites, m, II 160 

 parkeri, Popanoceras, n, II 146 

 ^arvibrachiatus, Cyathocrinus, m, II 



507 

 parvicella, Heteropora, f, I 168 

 parvulus, a, um, 



Aviculopecten, m, I 490 



Odontopleura, f, II 313 

 parvus, a, um, 



Aorocrinus, m, II 546 



Bakewellia, f, I 438 



Leda, f, I 402 



Mangilia, f, I 804 



Phragmoceras, n, II 132 



Platyceras, n, I 686 



Sphserexochus, m, II 321 



