556 



HYMENOPTERA OF AMERICA NORTH OF MEXICO 



MEGASTIGMINAE 251 



Megastigmus Dalm. 251 



Megastylus Schiodte 179 



megathymi Riley, Apanteles 43 



Megatrema Cam. 194 



Megatrydymus Grit. 269 



Megaxyela Ashm. 8 



megommatus Sm., Aphaenogaster 352 



melacneme Heinr., Eupalamus 149 



melanapsis (Ckll.), Xenoglossodes[s] — 510,512 



melanarcticus Heinr., Ichneumon 161 



melanderi (Baker), Photopsis 333 



melanderi (Baker), Sphaeropthalma[s] 335 



melanderi (Brues), Aridelus 34 



vielandii Ckll., Melissodes 505, 508 



melanderi Ckll., Nomia[s] 471 



melanderi Mitch., Megachile 488 



melanderi Tow., Spilopteron[s] 85 



Melanichneumon Thoms. 141 



melanicrus (Prov.), Habrocytus 267 



melanis Burks, Tetrastichus 227 



melanisticus Heinr., Aoplus 149 



melanocephalum (F.), Tapinoma 365 



melanocephalus (Cam.), Triclistus 196 



melanocephalus (Ckll.), Panurginus 454 



melanocephalus (Emery), Neivamyrmex 345 



melanocerus (Grav.), Trematopygus 173 



melanocoxa Heinr., Platylabus 134 



melanogaster (Holmg.), Homotropus 185 



melanogaster Holmg., Mesoleius 176 



melanogaster (Holmg.), Syrphoctonus 187 



melanogaster Hurd, Dioxys[s] 476 



melanolophiae Wly., Casinaria 202 



melanophaea Sm., Megachile[s] 488 



melanops Tow. & Gupta, Schenkia[s] 106 



melanoptera Ashm., Cremnops 39 



melanopus Pate, Nysson 406 



melanopygus (Nyl.), Pyrobombus 518 



Melanosarus Mitch. 490 



melanoscelus (Ratz.), Apanteles 43 



Melanosmia Schmied. 480 



melanosoma (Roh.), Phyllocolpa 22 



melanosoma (Roh.), Pontania 21 



Melanostelis Ashm. 476 



tnelanosterna Park., Stictiella 409 



melanostoma Swenk & Ckll., Perdita 446 



melanura (Ckll.), Melissodes 508 



melanura Timb., Perdita 446 



Melecta Latr. 514 



Melectomorpha Linsl. 514 



melicausa (Blake). Odontophotopsis[s] 336 



meliloti (Ckll.), Nomadopsis 458 



melinum (Roger), Proeeratium 347 



melinus DeBach, Aphytis 222 



Melissodes Latr. 504 



Melissoptila Holmb. 504 



Melitoma Lep. & Serv. 502 



Melitta Kbv. _ 472 



MELITTIDAE 472 



Melittobia Westw. 220 



melittoides (Vier.), Melitta 472 



mellea (Ashm.), Miotropis 229 



mellea (Ashm.), Myrmecopria 288 



mellea Ashm., Rileya 272 



mellea (Curt.), Eudecatoma 275 



melleus (Ashm.), Heterospilus 60 



melleus Ashm., Stenomesioideus 231 



melleus Gah., Opius 52 



melleus Say, Alysson 406 



melleus (Say), Arotes 84 



mellicornvi Baker, Odontophotopsis 336, 337 



mellifica Weld, Disholcaspis 283 



mellina Ckll., Perdita 446 



mellina (Cress.), Phvllocolpa 22 



MELLININAE 405 



mellinus Cress., Pontania 21 



Mellinus F. 405 



mellipes (Prov.). Campoplex 201 



mellipes Prov., Euplectrus 229 



mellipes (Prov.), Neocremastus 205 



mellipes (Prov.), Zaieptopygus 20R 



mellipes Timb.. Nomadopsis 458 



mellitor Say, Bracon 57 



melliventris Cress., Pamphilius 13 



mellosa (Cress.), Conocalama[s] 169 



membranifera (Emery), Trichoscapa 362 



memorialis Bks., Entomognathus 419 



mendax Cress., Ichneumon 161 



mendax Whir., Myrmecocystus 369 



mendica Cress., Megachile 487 



mendica Mitch., Andrena 431 



mendica Mitch., Nomada 495 



mendacina Ckll., Coelioxys 491, 492 



niendicus Walsh, Nematus 19 



mendocinensis Weld, Andricus 283 



Mengersenia Schmied. 86 



Meniscium 171 



Meniscus Schiodte 171 



Menkokia Heinr. 141 



mentigus (Tow.), Cryptus[s] 112 



mentzeliae Ckll., Perdita 446 



mentzeliae Timb., Conanthalictus 472 



mentzeliarum Ckll.. Perdita 446 



menuacha Cress., Melissodes 508 



jriera Ckll.. Nomada 494, 495 



Meraporus Wlkr. 264 



merceti (Comp.), Comperia 237 



merceti (Malen.), Thysanus 235 



mergus Fox, Tachytes 391 



meridionale Sm., Stenamma 352 



Meringopus Foerst. 110 



MERISINI 260 



Merisoides Masi 265 



Merisoporus Masi of Cat. 260 



Merisus Wlkr. 260 



meritoria Gah., Encarsia 224 



merkeli Ross, Neodiprion 15 



mertensiae Ckll., Osmia 483 



mems Cress., Ichneumon 158 



mescalero Pate, Pulverro 397 



Mesidia Foerst. 222 



mesillae Ckll.. Chrvsis 307 



mesillae (Ckll.), Hylaeus[s] 423 



mesillensis Ckll., Nomia 470, 471 



mesillensis Ckll., Photopsis 333 



mesillensis (Ckll.). Sphaeropthalma 329 



Mesitiopterus Ashm. 312 



MESOCHORINAE 212 



Mesoclistus Foerst. 84 



Mesocrina Foerst. 47 



Mesocryptus Szcp. 110 



Mesocryptus Thoms. 130 



mesodon Tow. & Tow., Exochus 199 



Me?odrvinus Kief. 321 



MESOLEIINAE 173 



MESOLEIINI 174 



Mesoleius Holmg. 176 



Mesoleptidea Vier. 177 



Blesoleptus Grav. 96 



me^orufus Tow. & Tow., Exochus 199 



MESOSTENINA Tow. 110 



MESOSTENINI 109 



Mesostenus Grav. 115 



Messa Leach 16 



Messatoporus Cush. 127 



Mestocharomyia Grit. 234 



Metaclisis Foerst. 300 



Metacolus Foerst. 261 



Metacrabro Ashm. 421 



Metadontia Ashm. 280 



metallescens Emery, Pheidole[s] 354 



metalli Mues., Phanomeris 58 



metallica (F.), Augochloropsis[s] 470 



metallica H. S. Sm., Ceratina 514 



metallieum Sm., Temnosoma 469 



metallicus Brad., Platylabus 133, 134 



metallicus Hal., Thoron 298 



metallicus (Nees), Pediobius 234 



Metanopedias Brues 301 



Metanysson Ashm. 406 



Metapelma Westw. 245 



Metastenus Wlkr. 264 



Metastemis Wlkr. of Cat. 268 



metathoracica Mick., Xylocelia 397 



metenua Ckll., Melissodes 508 



Meteoridea Ashm. 37 



METEORINI 33 



Meteorus Hal. 33 



Methocha Latr. 325 



metoecus Brown & Wilson, Monomorium 356 



metopii Mitch., Hylaeus 423, 424 



METOPIINAE 188 



