2490 



Hymenoptera in America North of Mexico 



willistoni (Patton), Poecilopompilus [s] 1551 



willistoni Robertson, Colletes 1756 



willowsi Wheeler, Aphaenogaster 1362 



wilmattae Cockerell, Andrena 1843 



wilmattae Cockerell, Colletes 1754 



wilmattae Cockerell, Conanthalictus 1940 



wilmattae Cockerell, Hesperapis 1980 



wilmattae Cockerell, Melitta 1979 



wilmattae Cockerell, Osmia 2047 



wilmattae Cockerell, Perdita [s] 1925 



wilmattae Cockerell, Xenoglossodes 2137 



wilmingtoni (Mitchell), Chalicodoma [s] 2074 



wilsoni Cockerell, Anthidium 1989 



wilsoni (Cresson), Ectopimorpha 507 



wilsoni (Santschi), Nomamyrmex [s] 1329 



wilsonii Dalla Torre, Ichneumon 507 



wiltii (Cresson), Acrotaphus 337 



wiltii Cresson, Hedychrum 1227 



wiltzae (Balduf), Eudecatoma 845 



wiltzae Fullaway, Andricus 1089 



winkleyi Viereck, Andrena 1831 



winkleyi Viereck, Apanteles 251 



winkleyi Viereck, Bassus 193 



winkleyi (Viereck), Pterocormus 528 



winnanae Rohwer, Pteronidea 70 



Winnemana Crawford 989 



winnemana Crawford, Erixestus 791 



winnemanae Crawford, Closterocerus 1008 



winnemanae Malloch, Tiphia 1259 



winnemanae Rohwer, Xyela 8 



winnemanae Viereck, Atanycolimorpha 159 



Winnemanella Krombein 1536 



winnemannae Viereck, Neotheronia 347 



winnemuccana LaBerge, Andrena 1841 



Winnipeg Norton, Nematus 62 



winnipegensis Konow, Lygaeonematus 62 



wisconsinensis Cockerell, Coelioxys 2080 



wisconsinensis Graenicher, Nomada 2112 



wisconsinensis Shenefelt, Ropalophorus 293 



wisliceni Ashmead, Andricus 1104 



wislizeni Cockerell, Ashmeadiella 2025 



wislizeniae Timberlake, Perdita 1925 



Woitkowskia Enzmann 1329 



wolcotti Smith, Mellinus 1684 



Woldstedtius Carlson 719 



Wolfiella Krausse 1012 



wolteri Lindqvist, Pteronidea 69 



woodi (Viereck), Dusona 643 



woodworthi Viereck, Neopristomerus 683 



woonandi Viereck, Campoplex 666 



wootonae Cockerell, Perdita 1912 



wootonella Cockerell, Nomada 2102 



wootoni Cockerell, Colletes 1752 



wootoni (Cockerell), Hylaeus 1765 



wootoni Cockerell, Megachile [s] 2061 



wordsworthi Girault, Sympiesis 969 



wrangeli (Marlatt), Nematus 71 



wrayi Brown, Smithistruma 1408 



wrighti Rohwer, Pteronus 69 



wrightii (Cresson), Ammophila 1594 



Wroughtonia Cameron 183 



wroughtonii (Forel), Cardiocondyla 1376 



w-scripta Viereck, Andrena 1834 



wuestneii (Konow), Brachythops 43 



wuestneii (Konow), Messa 87 



wunderi Cockerell, Perdita 1898 



wustneii Stein, Nematus 63 



wyomingense Schwarz, Anthidium 1989 



wyomingensis Cockerell, Perdita [s] 1932 



wyomingensis Cockerell, Triepeolus 2096 



wyomingensis Michener, Osmia 2038 



wyomingensis Mitchell, Megachile 2066 



wyomingensis Scullen, Cerceris 1738 



wyomingensis Swenk, Nomada 2102 



wyomingensis Viereck, Agathis 194 



wyomingensis (Viereck), Dusona 644 



X 



xambeui Giard, Cephalonomia 1213 



Xana Kurdjumov 911 



Xaniopelma Tschek 581 



Xantepyris Kieffer 1217 



xantha Burks, Spilochalcis 866 



xantha Norton, Tenthredo 117 



xantha Rohwer, Hoplocampa 52 



Xanthandrena Lanham 1794 



Xanthepyris Kieffer 1217 



Xanthexochus Morley 559 



xanthianus (Saussure), Stenodynerus 1487 



Xanthidium Robertson 2105 



xanthigera Cockerell, Andrena 1786 



xanthipes Girault, Epicerchysius 963 



xanthisma Cockerell, Perdita 1885 



xanthismae Cockerell, Perdita 1885 



Xanthoatomus Ashmead 1037 



Xanthocampoplex Morley 681 



Xanthocampsomeris Bradley 1316 



xanthocephala Schuster, Ephuta [s] 1285 



xanthocera (Kieffer), Miota 1129 



xanthocerus (Viereck), H3T)osoter 680 



Xanthocharops Morley 357 



xanthochila Martin, Triaspis 273 



xanthochilos Pate, Crossocerus 1668 



xanthochroa (Ashmead), Eudecatoma 845 



xanthochroa Timberlake, Perdita 1906 



xanthochrous Handlirsch, Stizus 1703 



xanthodes Timberlake, Perdita 1906 



Xanthodynerus Bluethgen 1492 



Xanthoencyrtus Ashmead 916 



xanthogaster (Ashmead), Gryon 1158 



xanthogaster Brulle, Campoplex 639 



xanthogaster Cockerell, Nomada 2111 



xanthogaster Isely, Eumenes 1507 



xanthogastra Cameron, Glypta 567 



xanthognatha Rohwer, Periclista 96 



xanthognatha (Rohwer), Rhimphoctona 645 



xanthognathum Cockerell, Anthidium 1988 



xanthognathus (Ashmead), Trimorus 1165 



xanthognathus (Rohwer), Crossocerus 1668 



xanthogrammus (Ashmead), 



Melanichneumon 500 



Xanthojoppa Morley 529 



xantholepis Cockerell, Nomada 2108 



xanthomelaenae Rondani, Oomyzus 995 



Xanthomicrodus Cameron 198 



xanthonota Rohwer, Macrophya 121 



xanthonotus Ashmead, Bracon 168 



