68o 



CATALOGUE OF NORTH AMERICAN DIPTERA. 



Thelaira, 507 

 Thelairodes, 506 

 Themira, 618 

 Theobaldia, 126 

 Theresia, 508 

 Thereva, 247 

 Therioplcctes, 200 

 Thcvcnctimyia, 241 

 Thevenimyia, 241 

 Thinophilus, 295 

 Thlipsogaster, 237 

 Thrypticus, 296 

 Thryptocera, 431 

 Thysanomyia, 421, 462 

 Tipula, 99 

 Tolmerus, 281 

 Townsendia, 255 

 Toxophora, 245 

 Toxorhina, 81 

 Toxorhynchites, 124 

 Toxotrypana, 600 

 Traginops, 652 

 Trichobius, 657 

 Trichocera, 88 

 Trichogena, 477 

 Tricholyga, 469 

 Trichomyia, 107 

 Trichonta, 145 

 Trichopalpus , 566 

 Trichophora, 483 

 Trichophthicus, 542 

 Trichopoda, 424 

 Trichoprosopon, 134 

 Trichopteromyia, 153 

 Trichosia, 148 

 Triclis, 257 

 Tricyphona, 93 

 Trigonometopus, 587 

 Trimicra, 87 

 Trineura, 338 

 Triodites, 242 

 Triodonta, 396 

 Triogma, 94 

 Triplasius, 235 

 Triptotricha, 214 

 Tritoxa, 590 

 Trixa, 440 

 Trixoclista, 482 

 Trixodes, 501 



Trochilodes, 482 

 Trochobola, 78 

 Tromodcsia, 496 

 Tropidia, 391 

 Tropidomyia, 407 

 Tropidopsis, 495 

 Trypeta, 604 

 Tryphcra, 421 

 Tylemyia, 618 

 Tyreomma, 515 

 Ula, 92 

 Ulidia, 595 

 Ulomorpha, 87 

 Uramyia. 506 

 Uranotxnia, 135 

 Urellia, 613 

 Urophora, 614 

 Vanderwulpia, 468 

 Velocia, 224 

 Verrallia, 344 

 I'h'iana, 421 

 Volncella, 376 

 Wahlbergia, 421, 442 

 Willistonia, 449 

 Willistoniella, 600 

 Winthemia, 473 

 Wulpia, 469 

 Wyeomyia, 136 

 Xainonotum, 340 

 Xanthacrona, 593 

 Xanthina. 294 

 Xanthochlorus, 294 

 Xanthoclexia, 507 

 Xanthogramma, 369 

 Xanthomelana, 440 

 Xanthotricha, 296 

 Xenochseta, 610 

 Xestomyza, 246 

 Xiphura, 96 

 Xylomyia, 212 

 Xylophagus, 212 

 Xylota, 397 

 Xysta, 421 

 Zabrachia, 192 

 Zacompsia, 597 

 Zodion, 410 

 Zonosema, 604 

 Zygomyia, 144 

 Zygoneura, 148 





