INDEX 



microcephalus (Gorytes) 115 



Micropezidae 29 



mimetica (Helina) Malloch 142 



mirandus (Gorytes) 120 



mitchelli (Pediodectes) 245 



niegaccphala (Hylemyia) Mal- 

 loch 188, 190 



melanderi (Trichopticus) Mnl- 



loch 159 



Melanoi^li 355 



M(?lanoiilus 355 



(see also ablutus, alaba- 

 mae, arboreus, ascensus, 

 bernardinae, calapooyae, 

 calloplus, clypeatus, de- 

 ceptus, eumera, eurycer- 

 cus, fasciatus, lepidus, 

 montanus, olamentke, or- 

 eophilus, pacificus, platy- 

 cercus, ponderosus, punc- 

 tulatus, querneus, rehni, 

 rileyanus, robustus, simi- 

 lis, splendus, tunicae, usi- 

 tatus, validus, viola, viri- 

 dipes, viridulus and wash- 

 ingtonianus) 

 Melina. . . .30, 35, 37, 40, 41, 43, 53 



56, 87 

 (ke,y to North American 



species) 42 



(see also albocostata, al- 

 bovaria, annulipes, ciner- 

 ella, fusca, grisescens, gut- 

 tata, maculata, nana, ob- 

 tusa, pubera, riparia, scho- 

 enherri, siniilis, spadix, 

 strigata, tenuipes, trivit- 

 tata and vitalis) 



mellcus (Alysson) 130 



mollipes (Nysson) 123, 126 



niendi(;us ((Jorytes) 120 



metathoracicus (Nysson) 123 



Metrioptera (see sphagnoruni) 



moestus (Brachystegus) 124 



moestus (Nysson) 123, 124, 125 



Molophilus 9 



(see also bifilatus and tri- 

 (ilatus) 



Monochaetophora. . . .66, 67, 68, 69 



70, 87 

 (sec also umbrarum) 



montana (Tetanocera) 63, 87 



montanus (Melanoplus) 382 



monticola (Atlanticus) 220 



monticola (Limnophora) Mal- 

 loch 152 



morgani (Erythroncura) . . .271, 292 



293 



morgani (Typhlocyba) 292 



multisetosa (Helina) 138 



murrayana (Pinus) 258 



Musca (see albiseta, caero- 

 phylli, chaerophylli, cucul- 

 aria, elata, flaveola, fulvi- 

 ventris, graminum, margi- 

 nata, punctulata, rufa, um- 

 brarum and unguicornis) 



muscaria (Hylemyia) 192 



muscaria (Stomoxys) 175 



muscaria (Xenophorbia) 175 



mutica (Myrica) 95, 107 



Mydaea 144 



Mydaea (see alone, armata, au- 

 soba, brevipilosa, disci- 

 mana, neglecta, occiden- 

 talis, pagana, persimilis, 

 tincta and urbana) 



Myrmecophila 91 



(see also acervorum, formi- 

 carum, manni, nebrascen- 

 sis, nehawkae, oregonen- 

 sis and pergandei) 

 Myrmica (see bradleyi and 

 mutica) 



Nana (Graphomyzina) . . . 46, 47, 87 



nana (Melina). 42, 43, 46, 47 



87, 88 



nana (Sciomyza) 47, 87 



nasoni (Helina) Malloch 138 



navi(nilifer (Tijuda) Alexan- 

 der 16 



ncbrascensis (Myrmecophila) 



92, 93, 94, 96, 97, 101, 105 



106, 107, 108 



lu'bidosus (Gorytes) 115, 117 



