1904.] 



NATURAL SCIENCES OF PHILADELPHIA, 



873 



Ditipensia lapponica 603 



Diapheromera 50, 514 



calcarata 50, 514 



femorata 51 



sayi 50 



Diceratoptyx 809, 823, 824, 835, 836 



Dichromorpha 518 



viridis 518,777,785 



Dididunis 251 



Dictyna floridana 121, 125 



foliacea 124 



sublata 125 



Dictynida? 124 



Dictyophorus guttatus 776, 787 



reticulatus 787 



Diraorphodes 84 



mancus 84 



prostasis 84 



Dinophilus 260, 360, 688-737 



apatris 689 



gyrociliatus 689 



Dinopsis spinosus 125 



Diopatra californica 484 



Diotarus 658 



Diplocardia communis 803 



longa 803 



michaelseni 803 



Diplocentrus lesueurii 142 



Diplomniatina 624 



cassa 620,622 



everetti 624 



gibbera 620,621 



goniobasis 621 



g. onoensis 621 



inimersidens 623 



kumejimana 623, 624 



kyushuensis 620, 621, 622 



lateralis 623,624 



oshimif 623 



sculptilis 619 



tokunoshimana 622 



tosana 620 



tosanella 620 



ventricosa 622 



vespa 616, 619, 620, 624 



Diplommatinida? 619, 624 



Dipodomys californicus 587 



Dipoena crassiventris 127 



Dipsosaurus 468 



DiscoccElis 695 



Discotettix 670 



armatus 670 



bdzebuth 670 



Dissosteira Carolina 566, 777, 786 



Distorsio 22 



Distortrix 22 



Distylia 501 



rugosa 499 



Diura 84 



Dixippus 41 



crawangensis 41 



56 



Dixippus insularis 44 



nodosus 41, 42 



sumatranus 41 



uniformis 41, 42 



Dolomedes 313,314 



albineus 136 



fontanus 314, 316, 319 



idoneus 314,319 



mira 820 



scapularis 314 



scriptus 316,317 



sexpunctatus 136, 314 



tenebrosus S17, 318, 319, 319 



urinator 314, 317, 319 



virgatus 320 



Doris 329, 376, 377, 387 



Doto 329,376 



Drassidae 122 



Dreissensia, 336, 343, 360, 381, 694, 

 697, 699, 714 



polymorpha 379 



Drillia albiguttata 8 



strep tonotus 7 



zebra 8 



Drosera filiformis 605 



Drymadusa arizonensis 573 



limbata 573 



Drymobius 467 



Dryobates gairdneri 581 



harrisii 581 



pubescens turati 581 



villosus hyloscopus 581 



Dryocopus 44^ 



Dynie 5Q, 56 



bifrons 56 



Dyscolorhinus 529 



Dysderidffi 122 



Dysopes 182,251 



Echeneididce 511 



Echeneis naucrates 511 



Edentata 478 



Eilica bicolor 123 



Elaps 467 



Eleocharis melanocarpa 605 



Ellipes minuta 799 



Elopidte 507 



Elops saurus 507 



Elj^sia 377,387 



Empidonax difficilis 582 



Emys 467,468 



Encheliopus 770 



Enchelyopus 770 



Encoptolophus 524 



costalis 524 



parvus 524 



subgracilis 366 



Endodontidse 636 



Ennea iwakawa miyakojimana 631 



i. oshimana 631 



Epeira l)alaustina 129 



domiciliorum 129 



