INDEX. 



673 



Page. 



Orthaulax inomatus 509 



pugnax 487, 509 



Ostrea mauricensis 491 



mortoni 491 



cf. podagrina 491 



vicksburgensis 491 



Ostrya betuloides 285,293 



Otozamites bornholmiensis 456 



pterophylloides 456 



Oxycera rohweri 90 



Oxyopes rufipes "1 



Oxysterna oxystemum 564 



Pachygaster maculicornis 91 



Pachysomites 95 



inermis 95 



Pagiophyllum falcatum 459 



Palaeopotamogeton florissanti 251, 293 



Palissya longifolia 327 



Paliurus florissanti 293 



Palmocarpon globosum 252 



Panax andrewsii 262 



Paraplagia erucicola 319 



Paratachina vulpecula 315 



Pardaliparus elegans, the Philippine elegant 

 titmouse, on the geo- 

 graphical forms of, 

 with descriptions of 

 three new subspecies 57 



albescens 58, 59 



edithae 60 



elegans 59, 60 



guimarasensis 58,59,61 



.... 58,59,01 

 .... 57,60,61 



suluensis 59, 60, 01 



Pardiaulomella ibseni 50 



Pardosa glacialis 71 



groenlandica 71 



uncata 71 



Parechthrodry inus cenvexus 480 



Parus elegans 57 



quadrivittatus 59 



Pecten ( Aequipecten) suwanneensis 492 



anatipes 492 



(Chlamys) anatipes 492 



(Lyropeeten?) alpha 492 



Pectunculus mississippiensis 491 



Pcllencs falcata 72 



Pennsylvania, two new fossil plants from the 



Triassic of Pennsylvania 327 



Phacoides ( Here) cf . wacissanus 497 



leucocyma 605 



(Miltha) hillsboroensis 498 



ocalanus 497 



perovatus 496 



(Pleurolucina amabilis 605 



choctawhatcheensis 604 



quadricostatus 605 



quadricostatus. , 605 



species indeterminate 497 



(Trachycardium) glebosum 498 



Phegopteris guyottii 246 



36399°— Proc.N.M.vol.51— 16 4: 



Page. 



Phidippus johnsoni 71 



Philippine elegant titmouse, Pardaliparus el- 

 egans, on the geographical forms 

 of the, with descriptions of three 



new subspecies 57 



Islands, new species and varieties 

 of foraminifera from the, and 



adjacent waters 651 



Philodamus 404 



Philodromus aureolus 71 



lentiginosus 71 



spectabilis 71 



Phorus reclusus 518 



Phos altematus 578 



cancellatus 578 



cocosensis 578 



crassus 578 



mexicanus 578 



minusculus 578 



Phrurolithus pugnatus 67 



Phryxus abdominaUs 569, 570 



subcaudalis 569, 570, 572 



Pierce, W. Dwight. Studies of wee\ils 

 (Rhynchophora) with descriptions of new 



genera and species 461 



Pilatea 305 



Pimelia delicatula 293 



Pinus florissanti 247,248,293 



wheeled 248 



Pisidium from Alaska, a new mollusk of the 

 genus, with field notes by G. 



Dallas Hanna 475 



hannai 476, 477 



scutellatum 476, 477 



Pitaria (LameUi concha) calcanea 501 



siliciflu\ia 500 



Plagiopodopsis scudderi 246, 293 



Plagiopus oederi 246 



Planera longifolia 265, 293 



myricaefolia 260, 293 



myricaefolia 266 



Planois bimaculatus 224 



Plants, fossil, from the Triassic of Pennsyl- 

 vania 327 



Plants, fossil, in the United States National 

 Museum from the Florissant 

 Lake beds of Colorado, with 

 descriptions of new species 

 and list of type specimens ... 241 



Piecia dejecta 90 



woodruflTi 89 



Pleistocene of Texas, two extinct mammals 



of the order Xenarthra from the 107 



Pleonectyptera consolata 20 



Podocarpus eocenica 266, 293 



Poecilochroa montana 67 



Polytrichum florissanti 245, 293 



juniperinum 246 



Populus 263 



crassa 262 



heerii 261 



lesquereuxl 261,293 



