580 



Index. 



Orchesia gracilis, 273, 292 

 Orchid P'amily, 104 

 Orchidacetie, 104 

 Orchis, 105 

 ( )rnithogalum, I07 

 ( )riiithopoda, 129 

 ( )nnthotarsus immanis, 385 

 ( )rnithurn.% 161 

 (Jrobanchacea;, 85 

 Orohippus ? sp. nov.? 134 

 Orpine Family, 50 

 Osceola, 147, 150 

 Osmorrhiza, 54 

 Osmunda, 125 

 ( )sinundacea;, 125 



Osteology of Trigoniasosborni, 135, et seq. 

 Ostrya, 1 00 

 Otidida;, 296 

 Otidina?, 296 

 Otiorhynchida% 274, 293 

 Otiorhynchiis monticola, 274, 293 

 Otocoris alpestris praticola, 3 

 Otter ( Lutra hudsonica), 3 

 Owl Parrot, observations upon the oste- 

 ology of the, 419, 420 

 Oxalis, 33 

 Oxalidacere, ^3 

 Oxydendrum, 74 

 Oxygonus obesus, 271, 287 

 Oxypolis, 53 



Pachybrachys subfasciatus, 273 

 Pachyscelus purpureus, 271 

 Pal3eolodida\ 161, 296 

 Palreornis, 403 



torquata, 401 

 Palaeornithinre, 404 

 Palamedea, 295, 296 

 PalamedeidK, 296 

 Paleontological Expedition, 1900, 5 

 Paleosyops, 347 

 Paludicolre, 160 

 Panax, 55 

 Panicularia, 121 

 Panicum, 117 

 Papaver, 21 

 Papaveracete, 20 



Papilio andrtemon var. bonhotei, 4S9 

 Papilionaceas, 38 

 Parastacinae, 8, 9 

 Parnida;, 271, 286 

 Parrot, thick-billed, 400 

 Parson ia, 5 I 

 Parthenium, 69 

 Parthenocissus, 36 

 Partula, 422-485 



abbreviata, 437, 477 



actor, 459, 477 



adusta, 482 



Partula affinis, 444, 476 

 var. bacca, 444 

 alabastrina, 468, 477 

 albescens, 467 

 alternata, 447, 479 

 amabilis, 443, 477 

 amanda, 427, 476 

 annectens, 457, 477 

 approximata, 431, 476 

 arguta, 457, 477 

 assimilis, 464, 477 

 attenuata, 451, 477 

 auraniana, 468 

 auriculata, 436, 476 

 bella, 438, 479 

 bellula, 460 

 biangulata, 429 

 bicoior, 439, 477 

 bilineata, 437, 477 

 brazieri, 466, 477 

 brevicula, 442 

 brumal is, 479 

 brunnea, 428 

 bulimoides, 470 

 caledonica, 465, 478 

 calypso, 462, 478 

 callifera, 440, 478 

 canalis, 470. 477 

 carnicolor, 466 

 carteriensis, 451, 478 

 castanea, 431 

 cinerea, 452, 479 

 citrica, 430, 478 

 Clara, 445, 477 

 cognata, 462, 480 

 compacta, 437, 477 

 compressa, 446, 478 

 concinna, 455, 477 

 conica, 470, 477 

 cookiana, 464, 477 

 corneola, 454 

 coxi, 455, 477 

 crassa, 442, 478 

 crassilabris, 438, 477 

 decorticata, 440, 478 

 decussatula, 461, 478 

 dentifera, 439, 478 

 diminuta, 478 

 dubia, 476 

 eburnea, 467 

 elongata, 451, 478 

 erhelii, 478 

 estalliana, 462 

 eximia, 468 

 expansa, 438, 478 

 faba, 426, 478 



marginata, 429 

 fasciata, 458, 479 

 filosa, 445 



