INDEX. 



PAGE 



Andrena personata 242, 243 



phenax 257 



placida 253 



platyparia 53, 250, 251, 256 



pluvialis 245, 248 



polemonii 242 



Porte rse 244 



prima 241 



primulifrons 243, 249 



Provancheri 246 



pruni 246 



prunifloris 254 



prunorum 241 



pulchella 243 



quintilis 253 



radiatula 246 



reflexa 244 



regularis 257 



rhodocerata 257 



rhodura 241 



Robertsonii 244, 249 



rudbeckise 243, 251 



rufosignata 247 



rugosa 249. 253 



salicacea 254 



salicifloris 250, 252 



salicinella 255 



salicis 246, 254 



sapellonis 54, 253 



Sayi 247,248 



scutellata 244, 254 



segregans 55, 251, 256 



semipunctata 254 



semirufa 245 



Sigruundi 247 



simplex 256 



Simula ta 244 



solidaginis 244, 256 



sphecodina 241 



spirseana 250, 254 



striatifrons 253 



subaustralis 242 



subcommoda 247 



subtilis 242 



territa 242 



texana 250 



Trevoris 244 



tridens 251 



PAGE 



Andrena trizonata 255 



truncata Viereck 53, 255 



valida 24 t 



veracuuda 252 



vestita 246 



vicina 245 



viciniformis 246, 24s 



victima 247 



violse : 243, 253 



vulpicolor 252 



wasbingtoni 246 



wellesleyana 257 



xanthine ra 255 



zizise 242 



Andronicus KJ7 



Aneurina 391 



Anisolabis annulipes 129 



azteca 129 



maritima 129 



Anoplius aethiops 68 



luctuosus 69 



marginatus -69 



scelestus 6!i 



Antlieniois Robertson 168, 169. 172 



Anthidium 169, 170, 175 



cognatutn 175 



occidentale . . . . lit 



psoralen? 175 



Anthocopa 189 



Antbopbilus albifrons 67 



Anthophora bomboides 46 



guacbalse Cameron .233 



neomexicana 46 



nubiteme Viereck 16 



Anurogryllus muticus 32 



Apbidnia fuscifrons 20 



Apbiochseta Brues 337, 372, 398 



agarici 336, 358, 3(i9 



albidohalteres 358, 368 



atlantica Braes 357, 362 



;ui rea 357, 365 



cata 358, 37 1 



epeirae 336, 357, 358 



fasciata 336, 357, 360 



flava 336, 357, 361 



fungicola 336, 357, 363 



furtiva 358, 367 



giraudii 358, 366 



