VI 



INDEX 



Orchesticiis americanus 72 



Orimarga (key to South Amer- 

 ican species) 14 



andina Alexander 14, 15 



argenteopleura 15 



arizonensis 14 



punctipennis 14 



Ormosia 135 



(key to North American 



species) 135 



abnormis Dietz 135, 137 



affinis 136 



apicalis 135 



arcuata 135 



atriceps Dietz 135, 136 



bihneata Dietz 136, 142 



cockerelli 136 



cornuta 136 



deviata Dietz 136, 143 



divergens Dietz 136, 144 



divexa 136 



fascipennis 135 



flaveola 136 



fumata 135 



fusiformis 135 



holotricha 135 



innocens 135 



lanuginosa 136 



longicornis 136 



luteola Dietz 135, 138 



manicata 136 



meigenii 136 



modica Dietz 136, 141 



monticola 136 



nigripila 135 



niveitarsus 14 



nubilus 135 



palpahs Dietz 136, 140 



parallelus 136 



perplexa Dietz 136, 141 



pilosa Dietz 135, 139 



rubella 136 



taeniocera Dietz 136, 145 



Orphula 276 



minor 276 



pagaiia 275, 276 



Orphulclla Ijouc-ardi 277 



chipmani 277 



Orphulella punctata 277 



Orthoderinae 257 



Orthoptera 222 



Osmilia flavo-lineata 295 



Otumba lobata 268 



spinifrons 269 



Oxybelidae 428 



Oxybelus argentarius Michel. . . 431 



fastigatus Michel 433 



major Michel 434 



umbrosus Michel 432 



Oxyblepta xanthochlorus 285 



Oxyhaloinae 246 



Panchlora exoleta 239 



peruana 239 



Panchlorinae 239 



Paraceratinoptera dohrniana . . 131 



nahua 131 



Paracomops longicome 285 



Paralimna 102, 104, 105 



appendiculata 106, 107, 108, 114 



argyrostoma Cresson. . 107, 120 

 brunneiceps Cresson 



106, 107, 120 



