XVI 



INDEX 



trcatuo (Apliaenogaster) 95, 100 



triangulari.s (Chaetomacera)... 60 

 61, 63, 87 

 triangularis (Tetanocera) .... 63, 87 

 trianguliferus (Alysson). . . . 130, 131 

 Tri(;hopticus (see brevitarsis, 

 conf ormis, coquilletti, diffin- 

 is, hirsutula, johnsoni, 

 latipennis, melanderi, spin- 

 igcr and villicrurus) 



triclirus (Nysson) 123 



tricinota (Erythroneura).. .271, 306 



307 



tricolor (Gorytefe) 119 



tricolor (Hojilisoides) 119 



Tricyphona 14 



(see also kuwanai and tri- 

 spinosa) 

 trifilatus (Molophilus) Alex- 

 ander 9 



triseta (Coenosia) 162 



triseta (Pegomyia) Malloch 177 



trispinosa (Tricyphona) Alex- 

 ander 15 



tristani (Erpetogomphiis) 339 



tristis (Nysson) 127 



trivittata (Ditaenia) Cresson. 5Q, 87 



trivittata (Hylemyia) 182 



trivittata (Melina) Cresso??.. .42, 50 



87 



truncicola (Formica) 95, 99 



trupheoneura (Tipula) Alexait- 



der 17 



Trypetidae 28 



Trypetaphora 67 



Trypetoptera 66, 87 



(see also pallida) 

 tiunefactus (Epigomphus) . 324, 325 

 326, 332, 335, 343 

 tunic.ac (Mclaiioplus) Hebard. . 370 



tunicarubra ('ryphlocyba) 267 



Typhlocyba 267, 268 



(see also apicalis, basilaris, 

 bipun(!tata, clavata, (U)lor- 

 adoensis, comes, creveco- 

 euri, dentata, dorsalis, 

 fmnida, luirti, illinoicnsis, 

 jnfuscata, macnilata, mor- 



gan!, niger, nigridorsum, 

 noevus, osborni, rubra, 

 rubroscuta, sanguinea, 

 scutelleris and tunicaru- 

 bra) 



Umbrarum (Monochaetoph- 



ora).........68, 69, 70, 87, 88 



umbrarum (Musca) 69, 70, 87 



umbrarum (Platystoma) 69 



umbrarum (Tetanocera) 70, 87 



umbratus (Lasius) 95, 100 



undulata (Libnotes) 7 



unguicornis (Limnia) 78, 87 



unguicornis (Musca) 75, 78, 87 



unguiculata (Pegomyia) Mal- 

 loch 176 



unicolor (Chaetomacera) . 52, 56, 59 



61, 87 



unicolor (Pagomyia) 175, 176 



unicolor (Tetanocera) 59, 87 



unif ormis (Euthycera) Cresson 



74, 87 



imiformis (Hydrophoria) 171 



urbana (Mydaea) 134, 135, 136 



utahensis (Juniperus) 229 



usitatus (Melanoplus) 379, 380 



Vachellia (see farnesiana) 

 valida (Chaetomacera) . . . 54, 56, 57 

 65, 87, 88 



valida (Tetanocera) 57, 87 



validus (Melanoplus) 385 



varia (Bischofia) 37, 86 



varia (Erythroneura) McAtce 



286, 287 



varia (Sciomyza) 37, 86 



vasliti (Pheidole) 96, HI 



velutina (Limnophora) Malloch 



147 



ventralis (Sciomyza) 44 



venusta (Erythroneura) 



McAtee 311, 319 



venustus (CJorytes) 114 



Veramessor (see andrei) 

 verticicornis (Epigomphus).... 324 

 325, 332, 336, 339, 347 

 vetula (Dryomyza) 34 



