2454 Hymenoptera in America North of Mexico 



Sisyridivora Gahan 822 



sitarches Wheeler, Pheidole [s] 1373 



sitiens Wilson, Lasius 1437 



sitiliae Viereck, Andrena 1783 



sitkaensis Pergande, Lasius 1437 



sitkensis (Ashmead), Aoplus [s] 505 



sitkensis (Ashmead), Aspilota 222 



sitkensis Ashmead, Phaenosemus 734 



sitkensis (Ashmead), Phaeogenes 491 



sitkensis (Ashmead), Symplecis 731 



sitkensis (Ashmead), Xylophrurus 465 



sitkensis (Kincaid), Pamphilius 16 



sitkensis Nylander, Bombus 2200 



sitonae Mason, Microctonus 290 



sjostedti (Kieffer), Pristogonatopus 1245 



Skelosyzygonia Malaise 20 



skinneri Cockerell, Diadasia 2122 



skinneri Cockerell, Nomada 2101 



skinneri Viereck, Colletes 1749 



skinneri Viereck, Cratichneumon 511 



skinneri Viereck, Rhyssa 352 



sladeni Bequaert, Vespula 1519 



sladeni Prison, Bremus 2197 



sladeni Sandhouse, Osmia 2039 



sladeni Viereck, Andrena 1826 



sladeni Viereck, Melecta 2172 



slanskyae Wasbauer, Hadrocistis 1272 



slevini (Bohart), Hypalastoroides 1476 



slevini Cockerell, Colletes 1751 



slingerlandana Ashmead, Thymaris 664 



slossonae Ashmead, Anacharis 1107 



slossonae Ashmead, Barycnemis 693 



slossonae Ashmead, Bathymetis 426 



slossonae Ashmead, Ephialtomorpha 337 



slossonae Ashmead, Homaspis 583 



slossonae Ashmead, Hoplitalysia 223 



slossonae Ashmead, Hormiogaster 177 



slossonae (Ashmead), Miscophus [s] 1639 



slossonae Ashmead, Phaenocarpa 229 



slossonae Ashmead, Xylocrabro 1679 



slossonae (Bohart), Parancistrocerus [s] 1491 



slossonae (Crawford), Brachymeria 873 



slossonae (Crawford), Melanips 1050 



slossonae Crawford, Tanaostigmodes 878 



slossonae Crosby, Megastigmus 765 



slossonae Cushman, Agrothereutes 448 



slossonae Cushman, Barycnemis 693 



slossonae Cushman, Homaspis 583 



slossonae Cushman, Phygadeuon 426 



slossonae Cushman, Xenoschesis 582 



slossonae (Davis), Dreisbachia 335 



Slossonae Davis, Meniscus 574 



slossonae Davis, Ophion 698 



slossonae (Fox), Ephuta [s] 1286 



slossonae Fox, Zethus 1509 



slossonae MacGillivray, Polybates 86 



slossonae Marsh, Doryctes 149 



slossonae (Morrison), Cremnops 197 



slossonae Rohwer, Xyela 8 



slossonae Weld, Leucospis 875 



slossoni Viereck, Coelioxys [s] 2080 



slossonii MacGillivray, Tenthredo 119 



smaragdicolor (Walker), Chrysura 1236 



smaragdinum Smith, Temnosoma 1952 



Smaragdites Westwood 1007 



smaragdula Fabricius, Chrysis 1229 



Smeringodynerus Snelling 1481 



smerinthi Ashmead, Acrolyta 399 



smerinthi (Ashmead), Eulophus 975 



smerinthi Riley, Apanteles 254 



smetica MacGillivray, Tenthredo 112 



Smicra Spinola 863 



Smicrolius Thomson 600 



Smicromutilla Mickel 1313 



Smicroplectrus Thomson 379 



smidti Dahlbom, Chrysis 1229 



Smiera Spinola 863 



smilacinae Robertson, Halictus 1967 



smilacinae Robertson, Sphecodes 1977 



smilacinae Smith, Phymatocera 91 



smilacis Ashmead, Diastrophus 1067 



smilacis Ashmead, Periclistus 1064 



smileyi Heinrich, Homotherus 498 



smithae Ross, Pachynematus 57 



smithi Ashmead, Hexacladia 958 



smithi Cole, Dorymyrmex 1420 



smithi Cole, Stenamma 1359 



smithi Cole, Veromessor 1365 



smithi Creighton, Crematogaster [s] 1380 



smithi Cushman, Parabatus 364 



smithi Cushman, Pristomerus 682 



smithi Cushman, Thysiotorus 420 



smithi Doutt, Anagyrus 913 



smithi Fischer, Aspilota 222 



smithi Fischer, Opius 212 



smithi Gregg, Aphaenogaster [s] 1360 



smithi Howard, Orasema 876 



smithi Hurd, Pepsis [s] 1525 



smithi Kamal, Syrphophagus 955 



smithi Mitchell, Megachile 2065 



smithi Rohwer, Camponiscus 54 



smithi Rozen, Nomadopsis 1866 



smithi (Schread), Dimeromicrus 761 



smithi Sharma and Subba Rao, 



Aphidius 307 



smithianus (Cameron), Allaporus 1544 



smithii Ashmead, Dacnusa 216 



smithii Cresson, Anthophora 2163 



smithii (Cresson), Pseudoplisus [s] 1696 



smithii Dalla Torre, Eciton 1328 



smithii Dalla Torre, Eucera 2132 



smithii (Davis), Barylypa 613 



smithii Gahan, Coelopisthia 830 



smithii (Packard), Mastrus 413 



smithii Saussure, Eumenes [s] 1508 



Smithistruma Brown 1405 



smohalla Pate, Arigorytes 1699 



snellingi Rozen, Nomadopsis 1866 



snellingi Timberlake, Perdita 1911 



s-nodus Walsh, Euura 77 



snoviana Cockerell, Synhalonia 2129 



snowi Banks, Cerceris 1732 



snowi Bohart and Bohart, Larropsis 1620 



snowi Cockerell, Exomalopsis 2116 



snowi Mitchell, Megachile [s] 2054 



snowi Viereck, Chrysis 1228 



snowi (Viereck), Cremastus 686 



snowi (Viereck), Episyron 1550 



