2480 Hymenoptera in America North of Mexico 



unguicularis (Cushman), Netelia 363 



ungulatus Townes, Erromenus 372 



ungutta Girault, Miscogaster 790 



unguttatipennis (Girault), Cirrospilus 984 



unguttus (Girault), Plutothrix 777 



unica Allen, Tiphia 1261 



unica Cook and Davis, Heydenia 774 



unica Mitchell, Andrena 1840 



unica Timberlake, Perdita [v] 1928 



unica (Viereck), Nepiera 658 



unicarinatus Ashmead, Sympiesis 969 



unicarinatus Dasch, Mesochorus 713 



unicincta Cresson, Mimesa 1596 



unicincta (Gravenhorst), Phobocampe 661 



unicincta Provancher, Scolia 1312 



unicincta Taschenberg, Cerceris 1734 



unicinctella MacGillivray, 



Strongylogastroidea 107 



unicinctulus Dalla Torre, Allantus 112 



unicinctus Ashmead, Charops 681 



unicinctus (Ashmead), Phygadeuon 426 



unicinctus Ashmead, Promethes 725 



unicinctus Norton, Allantus Ill 



unicinctus Norton, Tenthredo 107 



unicinctus Say, Stizus 1703 



unicolor Ashmead, Ceraphron 1190 



unicolor (Ashmead), Discodes 941 



unicolor Banks, Arachnophroctonus 1552 



unicolor (Banks), Tachypompilus [s] 1552 



unicolor (Beauvois), Dolerus 45 



unicolor Bradley, Urocerus 128 



unicolor Brulle, Chrysis 1238 



unicolor Cresson, Mesoleptus 589 



unicolor Cresson, Pezomachus 409 



unicolor (Cresson), Sphaeropthalma 1294 



unicolor (Curtis), Apanteles 255 



unicolor (Dyar), Nematinus 56 



unicolor Marlatt, Monoctenus 29 



unicolor (Marlatt), Nematus 71 



unicolor Mickel, Dasymutilla [v] 1305 



unicolor Provancher, Anomalon 619 



unicolor Provancher, Campoplex 608 



unicolor Robertson, Gnathias 2104 



unicolor Rudow, Dineura 53 



unicolor Say, Astata 1615 



unicolor Say, Evania 1110 



unicolor Say, Myrmosa 1274 



unicolor (Schrottky), Agathis 196 



unicolor Townes, Compsocryptus 468 



unicolor Townes, Netelia 363 



unicolor Viereck, Sagaritis 653 



unicolorata Shenefelt, Agathis 196 



unicornis Parker, Cephalodynerus 1481 



unicornis Patton, Eucerceris 1740 



unicornis Schuster, Odontophotopsis 1300 



unicostata LaBerge, Andrena 1829 



unicula Cockerell, Andrena 1824 



unicum Smith, Praon 299 



unicum (Weld), Sphaeroteras 1095 



unicus Davis, Polyoncus 592 



unicus Mickel, Oxybelus 1655 



unicus Norton, Strongylogaster 41 



unicus (Patton), Crossocerus 1668 



unicus Perkins, Chalcogonatopus 1247 



unicus (Sandhouse), Dialictus 1972 



unidentata Mayr, Strumigenys 1404 



unifasciata Ashmead, Meromyzobia 965 



unifasciatipennis Girault, Ormyrus 770 



unifasciatorius (Say), Cratichneumon 496 



unifasciatus Ashmead, Anteon 1241 



unifasciatus (Ashmead), Chartocerus 912 



unifasciatus Ashmead, Spathius 159 



unifasciatus Marsh, Ecphylus 151 



unifasciatus (Saussure), Ancistrocerus 



[s] 1505 



unifasciatus (Say), Entj^pus [s] 1529 



unifasciculatus Malloch, Psen 1599 



uniformis Baker, Photopsis 1293 



uniformis Bohart and Bohart, 



Larropsis 1621 



uniformis Cresson, Mesochorus 713 



uniformis (Cresson), Vipio 172 



uniformis (Dalla Torre), Gelis 409 



uniformis (Gahan), Leiophron 288 



uniformis Kirby, Tenthredo 115 



uniformis Provancher, Macrocentrus 190 



uniformis (Provancher), Phobetes 608 



uniformis (Viereck), Campoplex 631 



unifoveata (Kieffer), Trichopria 1148 



unifoveatus Kieffer, Aneurhynchus 1142 



unifoveatus Kieffer, Spilomicrus 1142 



uniglumis (Linnaeus), Oxybelus 1657 



unimaculatipennis Girault, Orm3rrus 770 



unionis Dalla Torre, Pompilus 1566 



unipunctatipennis (Girault), Hockeria 862 



unispinosa Girault, Acanthochalcis 869 



unispinulosa Emery, Strumigenys 1404 



unita Menke, Ammophila 1594 



unita (Mocsary), Ceratochrysis 1234 



Unitaxonus MacGillivray 103 



uniunguis Middlekauff Pamphilius 16 



universitatis Cockerell, Nomia 1942 



universitatis Cockerell, Osmia 2037 



universitatis Cockerell, Prosopis 1761 



universitatis Rohwer, Crabro 1668 



universitatis Rohwer, Stigmus [s] 1608 



universus MacGillivray, Allantus 112 



Unlima Cameron 470 



urbana Bradley, Evania 1110 



urbana Cresson, Anthophora [s] 2164 



urbanus (Brues), Gelis 410 



urbis Ross, Selandria 42 



Uriella Ashmead 834 



C/rios Girault 836 



Urithreptus Foerster 404 



urnaria Dahlbom, Ammophila 1594 ■ 



urnaria Lepeletier, Ammophila 1589 " 



uro (Blake), Sphaeropthalma 1295 



Urocerus Geoffroy 128 



Urocryptus Westwood 886 



Urogaster Ashmead 241 



Urolepis Walker 823 



uroplatae (Howard), Pnigalio 969 



Urosigalphus Ashmead 273 



Urotyndarichus Ferriere 933 



ursina Cresson, Anthophora [s] 2165 



Ursina Cresson, Melissodes 2121 



Ursula (Cresson), Dasymutilla [v] 1306 



