1912.] 



NATURAL SCIENCES OF PHILADELPHIA. 



591 



Ostrea crenulimarginata 133 



gatunensis 503 



pulaskensis 133 



thirsse 133 



Otocompsa emeria 326, 328 



Otrynter caprinus 56 



Palaemonetea variegatus 37 



Palissya 373 



diffusa 377 



obtusa 377 



Panicularia nervata 524, 536 



Panicum boscii 523 



b. molle 523 



depauperatum 522 



huachuca? silvicola 522 



lindheimeri 535 



linearifolium 522 



meridionale 536 



sanguinale 341 



villosissimum 523 



Panorpa nuptialis 299 



Papagoa arizonensis 110 



Papilio : 141 



aristolochia?, 296, 297, 301, 325, 



327, 329 



demoleus 327, 329, 330 



pammon 317 



philenor 141 



polites 327, 330 



troilus 338 



turnus 338, 342, 344 



Papilionidae 338, 342 



Paracyrtophyllus robustus 163 



Paraidemona mimica 75 



Paralichthys dentatus 36, 38, 58, 59 



let host igmus 56 



Paramecium aurelia 146 



buisaria 146 



caudatum 146 



Paratylotropidia brunneri 78 



Paropomala acris 105 



dissimilis 110 



pallida 109 



perpallida 105 



Paroxya atlantica 264-266 



a. paroxyoides 264 



Parus' communis 324 



major 306, 324 



Paspalum keve circulare 535 



Passalus cornutus 337, 349 



Passer domesticus 336, 341, 345, 352 



Pecten 502 



(Amusium) luna 501, 514 



lyonii 513 



madisonius 512 



membra nosus 1 52 



mortoni 513, 514 



(Cyclopecten) oligolepis, 501, 512, 



513 

 (Oxygonum) optimum, 511, 512, 



513 



Pecten (J?quipecten) oxygonum 



canalis 503, 511, 512 



papyracea 513 



paranensis 511, 512 



pleuronectes 513 



(Euvola) reliquus 591, 510 



(Amusium) sol 503, 513 



(Amusium) sp 503 



subhvalinus 512, 513 



touke 513, 514 



Pedioscertetes pulchella 61, 63 



Pelopseus 291 



Penitella penita 456 



Pentatomidse, 337, 341, 342, 344, 345 



Peranema trichophorum 146 



Perca flavescens 49, 55, 56 



Percina caprodes 49 



Periplaneta semipicta 240 



Persea pubescens 135 



Petricola millestriata 501, 516 



Petromyzon marinus 42, 51, 57 



Peuce huttonia 370 



Peyotettix chenopodii 127 



gracilis 127 



hispidus 127 



washingtonius 127 



Phsedrotettix angustipennis 73 



Phalera bucephala 319 



Pharmacophagus 317 



Phasianidse 337, 338 



Phasmidae 242 



Phaulotettix compiessus 74 



Phenacolepas granulosa 151 



malonei 151 



mirabilis 151 



navacelloides 151 



Philosamia cynthia 337, 339, 340 



Phlebodium aureum 135 



Phlegethontius 5-maculatus 347 



sp 334 



Phcetalia laevigata 240 



Pholas... 134 



Phragmites phragmites 135 



Phrixocnemis bellicosus 72 



franciscanus 102 



hastiferus 102 



inhabilis 102 



socorrensis 102 



truculent us 72 



validus 72 



Phrynosoma cornutum 299 



Phrynotettix taosanus 100 



Phyllopertha hordeola 324 



Phylloplana 472 



litoricola 458, 472 



Physoblemma 185 



Physomerus 287 



Pieridae 334, 350 



Pieris brassicse, 291, 298, 306, 309, 314, 



323, 324 



napi 314 



rapae 313, 320, 334, 350 



