<)40 



INDEX. 



Ophiocephalus argus 



Opliiogloj-Siioesc 



■Ophioglossum 



alaskanum 



arenarium 



bulbosum 



californicum 



crotalophoroides 



engelmauni 



iiupicaule 



palmatum 



jmsillum 



vulgatiim 



■Ophisoma 



acuta 



anagoides 



Ophisurus 



alternans 



crocodilinus 



fasciatus, var. latifasciatus 



oculatus 



semicinctus 



macrorhynchus 



ophis 



pictus-maculatus 



porphyreus 



rostratus 



semicinctus 



serpens 



uropterus 



vimineus 



■Opisocardium 



•Opisthocentrus ocellatus 



(juinquemaculatus 



OplegnathidcE 



Oplegnathus fasciatus 



punctatus 



Opsariichthys steenackeri 



nncirostris 



Orbieula 



Ornithopteris 



adiantifolia 



mexicana 



Ornix 



Orphnephilidfe 



Ortalidpe 



Orthis lindstromi 



Ortliocera 



Orthocladius par, new species 



Orthoptera .' 



Orthopteran genus Trimerotropis, Revi- 

 sion of the, by jQrome McNeill 



Orthorhapha 654, 655, 656, 



l)racliycera 653, 



Ortygia 



Oscinidse 



Osmerus dentex 



•Osmunda 



adiantifolia 



biternata 



cinnaniomea 



claytoniana 



interrupta 



lancoolata 



lunaria 



matriearia 



Page. 

 490 



(119, 624 

 624 

 624 

 624 

 624 

 624 

 624 

 624 

 624 

 624 

 624 

 624 

 847 

 847 

 855 



867, 871 

 867 

 875 

 867 

 868 

 867 

 876 

 871- 

 871 

 874 

 857 

 866 



875, 876 

 861 

 866 

 385 

 376 

 376 



357, 756 



357, 756 

 357 

 346 

 344 

 797 

 627 

 627 

 627 

 245 

 655 

 655 

 688 

 654 

 608 

 397 



393 

 657, 658 

 656, 657 

 804 

 655 

 349 

 627 

 627 

 625 

 627 

 627 

 627 

 626 

 625 

 625 



OMmunda regalis 



spicaut 



struthiopteris 



virginiana 



Osmundacese 



Osteology of the Jerboas and Jumping 

 Mice, A comparison, by Marcus W. Lyon, 



jr. 



Ostorhinchus 750, 



doederleini 



fleurieu 



lineatus 



marginatus 



niger 



notatus 



schlegeli 



semilineatus 



unicolor 



Ostraciida' 



Ostracion cornutum 



cubicus 



quadricornis 



tuberculatum 



Ostrea falco 



trigonalis 



vicksburgensis 



virginica 



Otakia 



new gunus 



rasborina 



new species 



Otariida 



Oudardia 291 



button! 



new name 



compre&sa 



Oxycoiiger 857, 858 



leptognathus 



Oxyodonticbthys macrurus 



Oxyopeidon molestum 



Oxyopidse :. 



Oxystomus 847, 864 



hyalinus 



macrorhynchus 



serpens 



Oxyurus 



vermiformis 



Page. 



627 

 634 

 643 

 626 

 627 



659 



894, 913 



913 



894 

 913 

 913 

 913 

 913 

 913 

 913 

 913 

 360 

 748 

 748 

 748 

 748 

 328, 329 

 329 

 329 

 314 

 345 

 336, 345 

 336 

 345 

 329, 331 

 296, 321 

 304, 326 

 320 

 321 



875. 888 

 858,888 



871 

 581,687 



587 

 , 875, 889 



875 



876. 889 

 875, 876 



848 

 847 



Pach ycardium 384 



Pacific group 402, 434 



Pagrus cardinalis 355 



major 355 



rubor 355 



Pagurus acadianus 451, 454, 455, 458, 46] , 463 



new species 454 



alaskensis 451 , 



456, 458, 460, 461, 463, 464, 4(h5 



aleuticus 451, 458, 460, 463 



barbigiT 451,466 



bernhard\is 451,452,454,455, 



458,461,463, 464, 465, 466 



var. C. spinimana . . . 463 



type. The Hermit 



crabs of the, by 



James K.Benedict. 451 



kriivcri 455 



