INDEX 



manitobense (Orchelimum) . . . . 44 

 marginatus (Metriotes) Boxo- 



ditch 508 



marginatus (Pachybrachys) 



324, 474 

 marginatus (Rhinotmetus) 



Bowditch 489 



marginipennis (Pachybrachys) 



311,341 

 marmoratus (Pachybrachys) 



309, 333 

 megalopia (Arpema) Schaus ... 5 



Megarhyssa 125 



(table to North American 



species) 125 



atrata 125,126,128 



canadensis 125, 126, 129 



clavatus 125 



greenei 126, 136 



humida 125,126 



lunator 126,133 



mexicana 125, 131 



nitida 126,137 



nortonii 12G, 131 



superbus 125 



melanostictus (Pachybrachys) 



317, 397, 480 

 mellitus (Pachybrachys) . . .310, 336 

 mentzeUae (Macrosiphum) Wil- 

 son 99 



mercurialis (Pachybrachys) Fall 



311,312,347 

 meridionale (Xiphidium).. .269,285 

 Metarhoptrum Rehn and Heb- 



ard 19, 21 



Metriotes aeneipennisJ5owdi<c/i. 508 



chacoensis Bowditch 507 



laterahs Bowditch 507 



marginatus Bowditch 508 



sericeus Bowditch 508 



mexicana (Epirhyssa) 131 



mexicana (Megarhyssa) . . . 125, 131 



mexicanum (Xiphidium) 250 



M icrattacus f riburgensis Schaus 8 

 microps (Pachybrachys) Fall 



326, 478 



Microsiphum artemesiae 88, 90 



canadensis 88, 90 



Microsiphum oregonensis Wil- 

 son 88,91 



mihtare (Orchehmimi). . . .25, 26, 70 

 minerva (Pseudahs) Schaus. . . 2 



minor (Orchehmum) 25, 27, 58 



minor (Pachybrachys) 312, 351 



Misogada blerura Schaus 6 



mitis (Pachybrachys) Fall. 312, 349 

 m-nignim (Pachybrachys) 



319, 465, 480 

 mobiUs (Pachybrachys) FoZZ 318, 406 



molossum (Orchehmum) 29 



multiplex (Hylesia) Schaus .... 8 



Nectarophora artemesiae 97 



coweni 97 



nemorale (Xiphidion) 189, 212 



nemoralis (Conocephalus) . 163, 189 



Neoxiphidion 170 



nero (Pachybrachys) 312, 352 



nigranalis (Prumala) Schaus. . . 2 



nigrinus (Pachybrachys) 470 



nigricornis (Pachybrachys) 324, 460 

 nigripes (Orchelimum). . . .25, 27, 56 



nigritarsis (Apechoneura) 142 



nigritarsis (Rhyssa) 142 



nigropleura (Xiphidium) 205 



nigropleuroides (Conocephalus) 



165,210 

 nigropleuroides (Xiphidium) . . 210 

 nigropleurum (Conocephalus) 



164, 205 

 nigropleurum (Xiphidion) . 202, 210 

 nigropleurum (Xiphidium) .... 205 



nitida (Megarhyssa) 126, 137 



nitida (Rhyssa) 137 



nitidum (Orchelimmn) 17, 18 



nitidum (Xiphidium) 29 



nobilis (Pachybrachj's) Fall 



318, 409, 480 

 nogalicus (Pachybrachys) Fall 



320, 432 



nortonii (Megarhyssa) 126, 131 



nortonii( Rhyssa) 131 



nortonii (Thalessa) 131 



notatus (Pachybrach3^s) . . .317,391 

 nubigenus (Pachybrachys) Fall 



317, 394 



