2236 Hymenoptera in America North of Mexico 



atherigonae Risbec, Spalangia 779 



Athyreodon Ashmead 700 



Atithasus Foerster 594 



atkinsoni (Viereck), Campoletis 650 



atkinsoni Wheeler, Crematogaster 1377 



atlantica Linsley, Melecta [s] 2170 



atlantica Mitchell, Andrena 1827 



atlantica Mitchell, Coelioxys 2078 



atlantica Phillips and Emery, 



Harmolita 839 



atlanticum Bohart, Euplilis 1662 



atlanticus Banks, Pompiloides 1555 



atlanticus Cushman, Trichocryptus 447 



atlanticus Krombein, Parnopes [s] 1239 



atlanticus Mitchell, Dialictus 1964 



atlanticus Mitchell, Triepeolus [s] 2095 



atlanticus Viereck, Plenoculus [s] 1634 



atlantidis Ghigi, Paururus 127 



atlantis Allen, Tiphia 1254 



atlantis Mitchell, Sphecodes 1975 



Atmetus Foerster 734 



Atomacera Say 22 



ATOMACERINAE 22 



Atomostethus Enslin 93 



atomus Ashmead, Neuroterus 1107 



atomus Banks, Tachytes 1626 



Atopodon Forel 1423 



Atopognathus Cushman 367 



Atopogyne Forel 1376 



Atoponeura Szepligeti 701 



Atopopompilus Arnold 1567 



Atoposelandria Enslin 41 



Atoposmia Cockerell 2020 



atoposoma (Cockerell), Ancylandrena 1847 



Atoposoma Masi 984 



Atoposomoidea Howard 983 



Atopostigmus Krombein 1608 



Atopotrophos Cushman 367 



atopus Cole, Lasius 1438 



Atoreuteus Foerster 202 



atra Buckley, Formica 1467 



atra Buckley, Myrmica 1382 



atra (Cushman), Himerta 598 



atra Gillette, Synergus 1061 



atra (Jurine), Euura 76 



atra Klug, Pristocera 1215 



atra Kriechbaumer, Schizopyga 335 



atra Marlatt, Pontania 78 



atra Williams, Larropsis 1620 



atracomis MacGillivray, Monophadnus 97 



atracostus MacGillivray, Tenthredo 113 



Atractodes Gravenhorst 429 



atrae Fouts, Platygaster 1177 



atrafemori Scullen, Cerceris [s] 1735 



atramentarius (Dahlbom), Anoplius [s] 1553 



atramentata Cockerell, Perdita 1913 



atramontensis Banks, Cerceris 1729 



atramontensis Crawford, Panurginus 1850 



atrata Allen, Paratiphia [s] 1263 



atrata (Blake), Brachycistis 1269 



atrata (Cresson), Acantholyda 12 



atrata Cushman, Clistopyga 334 



atrata (Fabricius), Megarhyssa 354 



atrata (Harrington), Ardis 93 



atrata Kinsey, Cjoiips 1094 



atrata MacGillivray, Pontania 72 



atrata Provancher, Agenia 1531 



atrata Scullen, Cerceris [s] 1733 



atrata Timberlake, Perdita 1913 



atrata Townes, Eruga 336 



atraticornis Cockerell, Melissodes 2146 



atratula Dahlbom, Tenthredo 83 



atratulus (Schenck), Anergates 1401 



atratum MacGillivray, Isidyctium 96 



atratus (Ashmead), Gelis 405 



atratus (Ashmead), Heterospilus 152 



atratus Banks, Cryptocheilus 1529 



atratus Howard, Elasmus 1021 



atratus (Lepeletier), Prionyx 1585 



atratus (MacGillivray), 



Monophadnoides 97 



atratus Marsh, Rhaconotus 156 



atratus Muesebeck, Macrocentrus 187 



atratus Townes, Dipogon [s] 1535 



atravenus MacGillivray, Tenthredo 109 



atrescens Ross, Sterictiphora 26 



Atrestes Foerster 586 



atricauda Mickel, Dassntnutilla 1305 



atriceps (Ashmead), Heterospilus 152 



atriceps Ashmead, Otacustes 402 



atriceps (Ashmead), Parahormius 176 



atriceps Ashmead, Rhyssalus 174 



atriceps (Brues), Deinodryinus 1242 



atriceps Cresson, Cryptus 456 



atriceps (Cresson), Ectemnius 1681 



atriceps Cresson, Macrocentrus 190 



atriceps (Cresson), Panurginus 1850 



atriceps Kirby, Hoplocampa 82 



atriceps (Marlatt), Nematus 67 



atriceps Mickel, Chyphotes 1277 



atriceps Smith, Labidus 1328 



atriceps Walsh, Exochus 559 



atrichomelinae Muesebeck, Trichopria 1146 



Atrichoptilus Delucchi 795 



atricinctus Kinsey, Plagiotrichus 1084 



atriclavus Ashmead, Spilomicrus 1141 



atriclunis Townes and Gupta, 



Cubocephalus 434 



atricollaris (Walsh), Ischnus [s] 456 



atricollis Ashmead, Bracon 162 



atricolor (Olivier), Thyreodon [s] 700 



atricomis Viereck, Panurginus 1856 



atricornis (Ashmead), Eubazus 270 



atricomis Ashmead, Ischnocarpa 221 



atricornis (Ashmead), Psilus 1143 



atricornis (Ashmead), Trischiza 1051 



atricornis (Cresson), Pterosarus 1856 



atricornis Cresson, Rogas 179 



atricornis (Kieffer), Eucoila 1053 



atricornis Kjellander, Sirex 127 



atricornis Packard, Gorytes 1693 



atricornis Smith, Halictus 1961 



atricornis Townes, Cubocephalus 434 



atricorpus Townes, Exochus 559 



atricoxus Walsh, Tryphon 372 



atridens Townes, Campoplex 627 



atrifasciatus Morrill, Bombus 2202 



atrifera Cockerell, Melissodes 2149 



