308 



Page 

 tripunctata Van der Wulp, Mus- 



cina 204 



tristis Girault, Trichogramma- 



tella 225 



Tritneptis Girault 220 



hemerocampae Girault 220 



trochanteratus Malloch, Cne- 



medon 184 



truncata Rohwer, Macrophya. . . 251 



truncatus Metcalf, Myndus 153 



tuberculata Malloch, Helina.... 200 

 tuberculata Malloch, Tiphia.... 230 

 titUpae Thomas, Rhopalosiphum. 156 



tumida Bassett, Aulacidea 215 



Tumidiclava Girault 225 



pulchrinotum Girault 225 



Tumidicoxa Girault 217 



hyalinipennis Girault 217 



Tumidifemur Girault 225 



pulchrum Girault 225 



txrbata Rohwer, Perineura 256 



turbida Goding, Ceresa. . . * 149 



Tychea Koch 157 



brevicomis Hart 157 



erigeronensis Thomas 157 



Typhlocyba Germar 151 



antigone McAtee 151 



appeniliculata Malloch 151 



athene McAtee 151 



gillettei var. apicata McAtee 151 

 gillettei var. casta McAtee. 151 

 gillettei var. saffrana Mc- 

 Atee 151 



hartii (Gillette) 151 



lancifer McAtee 151 



nicarete McAtee 152 



phryne McAtee.. 152 



piscator McAtee 152 



pomaria McAtee 152 



rubriocellata Malloch 152 



rubriocellata var. clara Mc- 

 Atee 152 



typlca Rohwer, Claremontia 239 



typicella MacGillivray, Blenno- 



campa 238 



typicus Rohwer, Prototaxonus. . 258 



U 



ulmi Johnson, Aspldiotus 158 



ulmicola Chittenden, Oberea.... 160 



ulmicola Thomas, Callipterus. . . 154 



ulmitolii Monell, Callipterus 154 



umbrina Watt, Agromyza 194 



unalatus MacGillivray, Pam- 



philius 235 



unguiculata Malloch, Pegomyia. 206 



Page 

 unica Malloch, Emmesomyia. . . . 198 

 unicalcararia Guenee, Drepanu- 



latrix 161 



unicinctella MacGillivray, Stron- 



gylogastroidea 261 



unicinctus Norton, Taxonus 261 



unicolor Hart. Mesochlora 143 



uniformis Malloch, Hydrophoria 201 

 unispinosa Malloch, Amauroso- 



ma 185 



Unitaxonus MacGillivray 268 



repentinus MacGillivray. . . . 268 



rumicis MacGillivray 268 



universus MacGillivray, AUantus 236 

 Uriella Ashmead 221 



rufipes Ashmead 221 



Urios Girault 221 



vestali Girault 221 



Urocerus Geoffroy 268 



indecisus MacGillivray 268 



riparius MacGillivray 268 



Uscana Girault 225 



semifumipennis Girault 225 



Uscanella Girault 225 



bicolor Girault 225 



Uscanoidea Girault 225 



nigriventris Girault 225 



utahensis Malloch, Chironomus. 169 



V 



vacalus MacGillivray, Amauro- 

 nematus 236 



vacivus MacGillivray, Amauro- 

 nematus 236 



Valerius MacGillivray, Amauro- 

 nematus 236 



vanus MacGillivray, Amauro- 

 nematus 236 



varianus MacGillivray, Amauro- 

 nematus 269 



varicornis Girault, Aphelinus . . . 221 



variola Garrett, Macrocera 179 



varipennis Coquillett, Chirono- 

 mus 169 



vectabilis Brues, Hypocera 184 



venations MacGillivray, Amau- 

 ronematus 236 



veneficus MacGillivray, Amau- 

 ronematus 237 



venerandus MacGillivray, Amau- 

 ronematus 237 



ventosus MacGillivray, Amauro- 

 nematus 237 



ventosus MacGillivray, Amau- 

 ronematus 237 



ventricus MacGillivray, Tenth- 

 redo 267 



