2492 Hymenoptera in America North of Mexico 



Xiphandrena LaBerge 1843 



Xiphidion Provancher 130 



Xiphidria Provancher 130 



Xiphiura Fallen 130 



Xiphocrema Forel 1376 



Xiphomyrmex Forel 1400 



Xiphosoma Marshall 684 



Xiphosomella Szepligeti 682 



Xiphulcus Townes 399 



Xiphydra Panzer 130 



Xiphydria Latreille 130 



xiphydriae Ashmead, Pammeglschia 1115 



XIPHYDRIIDAE 130 



XIPHYDRIINAE 130 



Xorides Latreille 391 



XORIDINAE 388 



xutha Townes, Labena 356 



Xyalaspis Hartig 1048 



Xyalophora Kieffer 1049 



Xyalosema Dalla Torre and Kieffer 1049 



Xyela Dalman 7 



Xyelatana Benson 7 



Xyelecia Ross 9 



XYELECIINI 9 



XYELIDAE 7 



XYELINAE 7 



XYELINI 7 



xyHnoides Ashmead, MicrogEister 258 



xylinus (Say), Apanteles 255 



Xylocelia Rohwer 1601 



Xylocopa Latreille 2183 



XYLOCOPINAE 2176 



XYLOCOPINI 2183 



Xylocopoides Michener 2185 



xylocopoides Smith, Megachile 2069 



Xylocrabro Ashmead 1678 



Xyloecematium Heyden 129 



Xyloecus Shuckard 1604 



xyloni McCook, Solenopsis 1389 



Xylonomimus Clement 392 



Xylonomus Gravenhorst 391 



xylophagorum (Ratzeburg), Roptrocerus 764 



Xylophruridea Viereck 464 



Xylophrurus Foerster 464 



Xylophylax Kriechbaumer 645 



Xyloterus Hartig 129 



xylurgus Shuckard, Crabro 1677 



Xymmer Santschi 1334 



Xynobius Foerster 202 



Xysma Pate 1609 



xystiformis (Ashmead), Pseudeucoila 1057 



Xystoteras Ashmead 1076 



xystris Vachal, Halictus 1951 



Xys^us Hartig 1058 



Y 



yakima Banks, PhUanthus 1723 



Yakimensis Cockerell, Tetralonia 2127 



yakutatensis Ashmead, Apanteles 255 



yakutatensis (Ashmead), Campoletis 655 



yakutatensis Ashmead, Cratichneumon 497 



yakutatensis Ashmead, Eclytus 365 



yakutatensis (Ashmead), Gelis 410 



yakutatensis Ashmead, Lissonota 571 



yakutatensis Ashmead, Pimpla 344 



yakutatensis Ashmead, Plectocryptus 497 



yakutatensis Cushman, Trevoria 573 



yankee Emery, Leptothorax 1397 



yankee Forel, Camponotus [s] 1431 



yaqui Creighton and Gregg, Pheidole 1375 



yarrowi Cresson, Ammophila 1590 



yarrowi (Cresson), Caupolicana 1760 



yatesi Mickel, Larropsis 1620 



yavapai Banks, Planiceps 1543 



Yavapai Evans, Tachypompilus 1552 



yavapai Pate, Metanysson 1691 



yavapai Schuster, Sphaeropthalma 1288 



Yelicones Cameron 181 



Yezoceryx Uchida 481 



yogi Wheeler, Camponotus 1434 



yolandae Compere, Microterys 952 



yosemite Beutenmueller, Andricus 1105 



yosemite Dasch, Mesochorus 714 



yosemite Pate, Ectemnius 1677 



yosemite Townes, Aptesis 445 



yosemitensis Allen, Tiphia 1261 



yosemitensis Cockerell, Andrena 1823 



yosemitensis Timberlake, Perdita 1912 



yosemitensis Timberlake and Michener, 



Proteriades [s] 2012 



yoshidae Nakayama, Coccophagus 905 



youngi Girault, Aneristus 899 



yuasai (Bradley), Stibeutes 422 



yuasi MacGillivray, Emphytus 105 



yuasi MacGillivray, Tenthredo 112 



yucaipa Pate, Timberlakena 1612 



yucatanense Cameron, Joppidium 458 



yucatanensis (Cameron), Aporinellus 1567 



Yucatanensis Cameron, Tachytes 1625 



yuccae (Coquillett), Anagyrus 914 



Yuchiha Pate 1665 



yukakensis (Ashmead), Lissonota 571 



yukatatensis (Ashmead), Cryptopimpla 573 



yukonense Cockerell, Anthidium 1991 



yukonensis (Ashmead), Helcon 183 



yukonensis (Ashmead), Helcostizus [s] 414 



yukonensis Norton, Dolerus [s] 47 



yukonensis Rohwer, Xylonomus 392 



yukonensis Townes, Gambrus 450 



yuma Ashmead, Pambolidea 155 



yuma Wheeler, Myrmecocystus 1448 



yumae Bohart, Or)fttus 1697 



yumaella Schuster, Sphaeropthalma 1289 



yumensis LaBerge, Melissodes [s] 2142 



yumensis Mitchell, Megachile 2063 



yumorum Viereck, Andrena 1817 



yumus (Viereck), Parancistrocerus [s] 1488 



Z 



Zabrachypus Cushman 335 



zabriskei Webster and Malley, 



Shizocerus 25 



zabriskiei (Ashmead), Baeus 1161 



zabriskiei (Brues), Proctotrupes 1125 



zabriskiei Cresson, Diomorus 758 



zabriskiei Howard, Axima 846 



