Index to Taxa of Hymenoptera 2341 



interruptus (Provancher), Homaspis 583 



interruptus Robertson, Epeolus 2089 



interruptus (Say), Poecilopompilus [s] 1551 



interruptus Viereck, Sagaritis 650 



interserta Cockerell, Perdita 1891 



intersita Weld, Callirhytis 1102 



interspersa Cockerell, Anthophora 2167 



interspersa Cockerell, Emphoropsis 2169 



interstinctus (Heinrich), Diphyus 511 



interstinctus Smith, Crabro 1677 



interstitialis Cameron, Alyson 1685 



interstitialis (Cameron), Mimumesa 1597 



interstitialis (Walley), Dusona 640 



interstitialis Watanabe, Ephedrus 297 



intimatus (Davis), Arbelus 599 



intimus Viereck, Campoplex 658 



intonsipennis Girault, Alaptus 1024 



intonsus Dasch, Mesochorus 710 



intorta Cresson, Melissodes 2154 



intrabilis MacGillivray, Xyela 8 



intractibilis Mickel, Cerceris 1735 



intrepidus Mitchell, Dialictus 1967 



intricata Brulle, Chrysis 1229 



intricatum Kieffer, Gasteruption 1117 



intritus Davis, Stenomacrus 737 



introita (Cresson), Diapetimorpha 472 



intrudens Cresson, Melissodes 2124 



inurbana Cresson, Osmia 2043 



inurbanus (Cresson), Pterocormus 523 



inusitata Aaron, Chrysura 1236 



inusitatus Fox, Tachysphex 1628 



inusitatus Parker, Microdynerus 1477 



inutilis Cushman, Gelis 406 



invadens Heinrich, Narthecura 540 



inversa Cresson, Glypta 566 



inversus Patton, Philanthus 1723 



investigatrix Walsh, Pimpla 331 



invicta Buren, Solenopsis 1386 



invictus Muesebeck, Microctonus 290 



invictus Muesebeck, Orgilus 279 



invisa Weld, Eumayria 1097 



invitus (Cresson), Sphacophilus 25 



involutus (Cresson), Cratichneumon 494 



inyoense Timberlake, Dianthidium 1996 



inyoensis Bohart, Pterocheilus 1474 



inyoensis Cockerell and Sandhouse, 



Triepeolus 2093 



inyoensis Court and Bohart, Lindenius 1662 



inyoensis Girault, Eupelmus 882 



inyoensis Michener, Ashmeadiella 2030 



inyoensis Mickel, Chyphotes [s] 1280 



inyoensis Mitchell, Megachile 2064 



inyoensis Timberlake, CoUetes 1754 



io Girault, Aphycoideus 961 



io (Girault), Erythmelus 1028 



io Girault, Pseudolynx 981 



io Williams, Aphycoideus 961 



ioachinensis Bradley, Brachycistis 1270 



locryptus Thomson 442 



iole Girault, Anaphes 1029 



lomelissa Robertson 1800 



iowensis Ashmead, Melanips 1050 



iowensis Buren, Leptothorax 1393 



iowensis Cockerell, Agapostemon 1953 



iowensis Fenton, Pseudogonatopus 1245 



iowensis Gibson, Urosigalphus 273 



loxia Enderlein 191 



Iphiaulacidea Fahringer 170 



Iphiaulax Foerster 170 



iphinoe (Walker), Necremnus 972 



iphis (Walker), Harmolita 839 



IPHITRACHELINI 1174 



Iphitrachelus Walker 1174 



Ipideurytoma Boucek and Novicky 846 



Ipobracon Dalla Torre 170 



Ipocoelius Ruschka 824 



Ipoctoninus Hincks 608 



Ipoctonus Foerster 608 



pomoeae (Robertson), Cemolobus 2132 



Ipomoeae Schrottky, Meliphilia 2123 



Ipsiura Linsenmaier 1237 



racundus Townes, Dipogon 1534 



rana Cockerell, Andrena 1775 



ratum Cameron, Limnierium 669 



rene Banks, Cerceris 1735 



Ireneidris Donisthorpe 1381 



rfla Allen, Tiphia 1257 



ridescens (Cresson), Agrothereutes [s] 447 



ridescens Cresson, Chelonus 232 



ridescens Cresson, Mesochorus 710 



ridescens Cresson, Nematus 67 



ridescens (Cresson), Protomicroplitis 262 



ridescens (Cresson), Schenkia 441 



ridescens (Davis), Alloplasta [s] 572 



ridescens French, Macrocentrus 188 



ridescens (Norton), Omalus 1223 



ridicolus (Gahan), Chorebus 215 



ridipennis Cresson, Pompilus 1532 



ridis Cockerell and Porter, Bombus 2197 



ridis Cockerell and Titus, Osmia 2048 



ridis Dow, Stizus 1702 



Iridomyrmex Mayr 1417 



rina Wheeler, Pachycondyla 1340 



Irogeria Emery 1391 



rona Grimble, Baryl3rpa 612 



roquois (Viereck), Cryptus [s] 463 



rrasus LaBerge, Andrena 1781 



rregularis (Cockerell), Pterosarus 1857 



rregularis Dyar, Priophorus 50 



rregularis Osten Sacken, Cynips 1074 



rregularis Santschi, Ectatomma 1336 



rregularis Timberlake, Perdita 1891 



rregularis Wesmael, Opius 208 



rritator (Fabricius), Dolichomitus 329 



rrogata Cresson, Selandria 94 



rrorata Wheeler, Atta 1412 



rvingi (Girault), Aprostocetus 1003 



rvingi Girault, Trigonoderus 777 



rwini Allen, Paratiphia 1264 



rwini Bohart, Chrysis 1228 



rwini Parker, Diploplectron 1613 



rwini Parker, Leptochilus 1480 



Isadelphus Foerster 411 



isafahani Forel, M3rrmica 1350 



Isanisa Walker 845 



Ischioceras Provancher 1274 



Ischiogonus Wesmael 148 



Isckiolus HeUen 276 



