804 



INDEX. 



Page. 



PlilogopsiH macleaunani 502 



Plilojiotliraiipis Hanyuincolenta 489 



Phi'ynobatrac'lm.s acridoides 738 



Phrynosoiiia orliiciilare from Mexico 41 



Pliryiioiiiantis bifasciata 737 



Pliyllactidu', characters of 196 



Phy Uopoda 541 



Phyllostoiiia, measurement of membranes 7 



Plij'Uoatomida-, external ear of 10 



key to genera of 28 



Phj'sa gy rina 752 



Mexicana 752 



Piaj'a cayana mehleri 517 



Mexicana 786 



Pica pica media 637 



Picida- from Alaska 664 



from Mexico 785 



from Nicaragua 518 



Picolaptes compressus 498 



Picumnus olivaceus 519 



Pieridaj 569 



Pieris gidica 569 



se verina 569 



zocbalia 569 



Pike, Col. Nicbolas, reptiles collected by. 711 



Pilodius fiavus, new species 239 



Piliimnus gouzalensis, new species 240 



Pinnixa californiensis, new species 249 



Pipilo fuscus 780 



Pinnixa occidentalis, new species 248 



Pinnotberidai, new specie s of 248 



Pionopsitta baimatotis 520 



Pionus senilis 519 



Pipra meniali.s 509 



Piranga bidentata 779 



ery tbromelas 490 



hepatica 779 



rubra 490 



Pisa, species of, in National Museum 83 



Pisania tritouidea sanguiuoleuta 389 



Pitangus derbianus 506, 782 



Pitta nympba 630 



Pitylus grossus 491 



poliogaster scapularis 491 



Plagiogrammus, new genus 699 



Hopkinsi, new species . . 700 



Plagusia depressa 538 



Planaxida> from West Africa 333 



Planorbis trivolvis 752 



tiniiidus 752 



Plants, fossil, from Montana 3S 



from N ew York 105 



from Texas 261 



Plataleidi« from Nicaragua 527 



Platymera californiensis, new species 253 



Platyouycbus bipustulatus 537 



Platypcecilius, Central American species 



of 57 



Platypsaris albiventris 783 



aglaia^ obscurus 612 



Plegadis guarauna 788 



Pleurotonilda; from Galapagos Islands. . . 387 



Podoclu'la lobifrons, new species 226 



mexicana, new species 225 



tennipes, new species 224 



Page. 



Podozamites acutifolius 266 



Pa-cilia, Central American species of 57 



Polioptila bilineata 482 



cierulea obscura 775 



Polistes smithii 567 



Pollachius cbalcogrammus f ucensis 315 



Pollack, wall-eyed 315 



Polyberus clieriway 788 



Polyerata amabilis 517 



Polygyra 747 



Polynices from Galapagos Islands 401 



Polyps, classification of 121 



Porapilidae from West A frica 568 



Ponerida3 from W est Africa 568 



Populus Meedsii, new fossil plant, descrip- 

 tion of 34 



Porcellanida\ from Africa 539 



Porcellio 541 



Porter, Capt. George D., moUusks col- 

 lected by 341 



Portunidie, from Africa 536 



new species of 240 



Porzana cinereiceps 528 



exilis vagans 530 



Potamocarcinus 655 



nicaraguensis 656 



Pottery from Florida shell heaps 696 



Pratincola niaura 632 



Precis amestris 570 



Prionirhynchus jilatyrhynchus 510 



Procellariida? from Alaska 664 



Proctotrypida:', from West Africa 568 



Progne cbalybea 486 



subis hesperia 485 



Promops, characters of 28 



Prosser, C. S 105, 115 



Protactiniie, tribe of Actiniae 137. 206 



Protouotaria citrea 483 



Prunella rubida 631 



Psaltriparus nielauotis iul:is, new sub- 

 species 776 



Psammophis biseriatus 731 



sibilans 731 



Pseudagrion, African species of 586 



Pseudomicippa varians 92 



Pseudoneuro]ttera from West Africa .... 582 



Pseudotheljihusa colombiamis 653 



dngesi 651 



jouyi 649 



lamellifrons 654 



ricbmondi 654 



terrestris C51 



verticalis 652^ 



xantusi 652 



Pseudothelpbusida} 649 



I'seudoxiphophorns, Central American 



species of 57 



Psilophyton grandis, new species 111,113 



Psittacidaj from Mexico 786 



Nicaragua 519 



Pteroglossus torquatus 518 



Pterojiod ooze, contents of 458 



Pteropods, of ^4 fiascos* explorations 451 



tbecosomatous 451 



Ptero](U8, measurement of iiu iiibraues of. 7 



