INDEX. 



675 



Page. 



Old Wolf Quarry, Pa 599 



Olenellus, ago of 41 



asaphoides 34, 35, 37, 41 



broggeri 39, 41 



gilberti 43 



iddiugsi 43 



kjerulfi 41 



(Mesonacis) asapboides 41 



mickwitzia 41 



thotnpsoni 43 



zone, new genera and species 



from 33-4G 



Olifersia 206 



Oligoplites altus 180 



saliens 180 



saurus C48 



Olios abnormis 560 



antillanus 560 



concolor 560 



giganteus 560 



leucosius 560 



regius .. 560 



zonatus 560 



Olivella bullula 310 



noralia 309 



jaspidea 310 



Omosita 505 



Omosites 505 



Omphalitis fasciatus 341 



Onagracera 217 



Oocorys sulcata 334 



Oophora meridionalis 505 



Operaria 509 



Opheomorphus chamissonis 144, 147 



Ophickthus evionthas, new species of 



fish 154,180 



rugifer, new species of 



fish 155,180 



triserialis 155 



Ophidiidee, new species of 149 



Ophioliie of Thurman, N. T 595 



Ophioninffi, subfamily 422 



Ophisoma nitens, new species of fish 1 53, 180 



Ophisuridffi, new species of 14«> 



Opisthobranchiata, order 296 



Opisthonema oglinum 645 



Orbiteke 539 



Orbitelariae 539 



Orbiteles — 539 



Orchidaceso 218 



Orcutt, C.K 96 



Ordgarius bisaccatus 541, 551 



cornigerus 541,551 



Oreomyza wilsoni, new species of bird. . . 3S<» 



bairdi 385 



Orizaba, Mexico, birds from 6, 7 



Oroodes 525 



Orpheus melanotis, type of genus Neso- 



mimus lO'i 



Orthocentrus californicus, new species .. 44a 



Orthodes, characteristics of 469 



candens 471 



cynica 471,496 



enervis 472, 496 



jntirma 470,496 



Orthodes, irrorata , 



Page. 



473,496 



nimia 471 



puerilis 474,496 



virgula 473,496 



Orthodonta, suborder 299 



Orthopelma, analysis of new species of.. 415 



bedellias, new species 415 



bimaculatum, new species.. . -116 



californicum, new species 417 



coloradense, new species 418 



diastrophi, new species 4 1 5"» 



erythropa, new species 4 1 fi 



occidentale, new species 417 



minutum, new species 4 1 (i 



rosaecola, new species 417 



< >rt hoptcra 187, 192, 199, 205, 206 



Orthropristis chalceus 181 



Oryctes galapagoensis 191 



Osborn.H.L 629 



Osborn, Prof. Herbert, on mallophaga 185 



OstraciidaB 652 



Ostracion bicaudale 652 



Otopkidiuiu indefatigabile, new species of 



fish 173,182 



172 



56 



567 



567 



567 



567 



567 



567 



567 



567 



566 



555 



555 



555 



555 



21 



21,23 



132 



taylori. 



Oxycoryphus 



Oxyopes arcuatus. . 

 astutus . . . 



gracilis 



salticus 



scalaris , 



lancsolatus 



vittata 



Oxyopidae 



Oxy ptila conspurgata — 



georgiana 



monroensis 



nevadensis 



Oxypyga, genus of birds 

 scansor 



Oxyurus spinicauda , 



Pachycoris guttipes 



Pachydactylus 



Pachy gnatha autumualis 



brevis 



furcillata 



tristriata 



xanthostoma 



Pachylomerus carabivorus 



carolinensis 



emarginatus 



quadrispinosus 



sol I ic talis 



turris 



Pachyloscelis 



rufipes 



Pachyrhina 



Pacific ocean, fishes from 



Packard, A. S., work on spiders by 



Packardi 



Page, Capt. T. J., bird from 



Palaeolithic period in District of Columbia 



526 



553 

 553 

 553 

 553 

 553 

 501 

 501 

 501 

 501 



501, 591 

 501 

 500 

 500 

 202 

 149 

 590 

 543 

 16 



371-370 



