1904.] 



NATURAL SCIENCES OF PHILADELPHIA, 



891 



Trimerotropis ochraceipennis 527 



placida 527 



rubripes 568 



vinculata 527, 568 



Trimorphodon 468 



Trionyx 467 



Tripetalocerse 670 



Trishoplita nitens 628 



Triton 21, 22, 592, 594 



bracteatus 592, 593, 595 



cylindrica 594 



decapitatus 594 



decollatus 595 



digitalis 593 



exaratum 23 



eximius 594 



labiosus 23 



lativaricosus 593 



nassoides 17 



parvus 594 



speciosum 23 



speciosus 592 



truncatum 594 



Tritonia 329,376 



Tritonidea 593,594 



(Caducifer) cylindrica 594 



(Caducifer) decapitata 594 



(Caducifer) eximia 594 



parva 594 



(Caducifer) parva 594 



(Caducifer) parva intricata.... 594 



tosana 19 



truncata 594 



(Caducifer) truncata 594 



undulata 19 



Tritonidse 21 



Tritoniidfe 21 



Tritonium 22 



excavatum 23 



Trochidse 32 



Trochomorpha cultrata 632 



c. esuritor 632 



gouldiana 632 



horiomphala 632 



Trochosa, 262, 263, 265, 276, 277, 293, 



300, 308 



avara 300, 301, 304 



cinerea 135, 300, 301, 305 



contestata 300, 301, 303 



floridana 135 



frondicola 300, 301, 306 



helvipes 301 



noctuabunda 301 



pratensis 301,303 



purcelli 262, 300, 301, 305 



rubicunda 300,307 



sepulchralis 300, 301, 307 



sublata 301, 303, 308 



Trochus, 259, 336, 337, 340, 347, 348, 

 350, 354, 356, 360, 363, 368, 369, 

 370, 387, 389, 699, 712, 713, 720 



Trochus acutangulus 32 



altus 33 



conus 32,33 



hirasei 32,33 



maximus 33 



niloticus 33 



turris 33 



Troglodytes aedon parkmani 584 



Trombididse 143 



Trombidium sericeum 143 



Trophon 592,593 



clathratus 593 



Tropidoclonium 467, 471 



Tropidolophus formosus 525 



Tropidonotus 466, 467, 469-471 



compressicaudus 470 



cyclopeum 470 



leberis 470 



natrix 470 



rhombifer 470 



sipedon 469 



s. fasciatus 469, 470 



s. sipedon 469, 470 



s. transversus 470 



taxispilotus 470 



ustus 470 



Truncatella 406 



Truxalis obscurus 533 



sumichrasti 516, 516 



Tupaia 148-156 



ferruginea 148 



pictum 148 



Turbinidse 31 



Turbonilla bicincta 30 



(Cingulina) cingulata 30 



hiradoensis 29 



h. var. badia 30 



spina 30 



(Cingulina) terebra 30 



(Cingulina) triarata 31 



Turbonillidae 29 



Tydeus gloveri 144 



Tylosurus acus 508 



Tyrannus verticalis 582 



Tyroglyphidse '. 146 



Tyroglyphus sp 146 



Tyrannophsedusa 812, 815 



Ulesanis americana 127 



Uloboridae 125 



Uloborus plumipes 125 



Ulva 690 



Uma 468 



Umbrella, 333, 341-343, 346-348, 354, 



355, 377, 378, 380, 385, 392, 699 



Unio, 336, 342, 347, 358, 388. 694, 695, 



697, 699, 714 



Uniolapaniculata 611 



Urocyon californicus 579 



Uropodasp 145 



Ursus americanus 579 



Uta 468 



