1901.] 



NATURAL SCIENCES OF PHILADELPHIA. 



837 



Ampliithopsls megalops 



Amphiuma 



Amphiura liolboli . . 



sundfcvalli 



Ampullaria 



Begini 



Winkleyi 



Anaetrida 



Ananassa sativa 



Anasa 



tristis 



Aaatina impura 208 



japonica 



kamakurana 



Anatinidse 208 



Anax 



Junius 



Ancistrodou 



contortrix 



piscivorus 



Andropogon bicornis. . . . 



fastigiatus 



gracilis 



leucnstachys 



saccharoides 



Anisagrion allopterum.. 



Anisolabis mcesta 



Anomalagrion bastatum 



Anomisma abuorme 



Anonyx affiuis 



ampulla 



bideuticulatus 



lasena 



132 



nugax 



Antedoa celtica 



esclirichti 



quadrata 



Anthermus cephalicus 



Antbropopithecus 110, 



Aaura 2215, 



Anypbaeua 



Apberusa glacialis 



Apblebia algerica 



Apterygida buseina" 



Aranea cancriformis 



corollatus 



extensa 



mactans 



thoracica 



Araneida 



Araneus ciuereus 



vatia 



Area disparilis 210, 



(Scapbarca) nipponensis 

 209, 



Arceutbobium 



Ai'cbilestes grandis 128, 



Arcidaj 209, 



152 



507 

 178 

 178 

 188 

 189 



189 

 296 

 609 

 265 

 267 



, 402 

 208 

 208 



, 402 

 127 

 128 

 96 

 97 

 96 

 558 

 558 

 558 

 558 

 558 

 138 

 278 

 138 

 136 

 167 

 14s 

 147 

 14s 

 148 

 ISO 

 179 

 180 

 376 

 124 

 507 

 574 

 167 

 274 



273 

 582 

 579 

 581 

 579 

 571 

 568 

 587 

 584 

 402 



210 

 559 

 139 

 402 



Arctocebus 121, 122 



Arcturus bafflni 156 



feildeni 156 



Argas saucbezi 596 



Argemone mexicana 560 



Argia agrioides 128, 138, 140 



bipunctulata 138 



pulla 128, 138 



putrida 138 



Argiope aurantia 582 



transversa 581 



Arisa^ma tripbyllum 304, 315 



Aristolocbia arborescens 558 



Arizona elegans 51 



Artocarpus iacisa 557, 560 



Arundo occidentalis 557 



Aspidiura fragrans 8 



Asplenium pellucidum 560 



Assiminea angustata 396 



Astacodes 118 



Asteracantbion albulus 173 



grreulandica 173 



(Pedicellaster) pakeo- 



crystallus 181 



polaris 171 



Asterias bidentata 179 



endeca 175 



grcenlandica 172 



gunueri 172, 181 



militaris 176 



polaris 171, 181 



Astropbyton arclicum 181 



Ateles 120, 124 



Atomarcbus 18 



Atopococblis exaratus 142 



Atractomorpba aurivillii 373 



Attidae 588 



Attus cyaneus 592 



nubilus 589 



octavus 588 



paykuUi 589 



rimator 589 



Atylus cai'inatus 152 



Atys sharpi 183 



Augocblora beatissima 222 



callicbroma 221 



festivaga 223 



nana 222 



Aulocodiscus Janiscbii 321 



mavgaritaceus 321 



Oreganus 321, 322 



Rogersii 321, 322 



Sollittianus 321 



Autodax lugubris 503 



Avicennia officinalis 557 



Baccba clavata 218 



Bacbytrupes membranaeeus . . 382 

 Bacillus gracila 288 



