INDEX. 



Page. 



aberantes, B. Bembeces 117 



acknowledgments 2 



albicantia, Steniolia 12 



amoena, Bembex 88 



Bembix 88 



anatomy 3 



annulata, Bicyrtes 67 



arcuata, Bembix 81 



argentifrons, Bembex 119 



belfragei, Bembex 92 



Bembix 92,131 



Bembex 75 



Bembicini 1 



Bembidula 56 



Bembix 75 



generic description of 75 



key to species of 78 



amoena 88 



arcuata 81 



belfragei 92 



beutenmulleri 105 



cameroni 99 



cinerea 84 



comata 100 



connexa 115 



foxi 96 



helianthopolis 113 



hinei 86 



latifrons 116 



melanaspis 109 



nubilipennis 87 



occidentalis 106 



primaaestate 101 



pruinosa 104 



rugosa 95 



sayi 90 



similans 103 



spinolae 98 



Btenebdoma 94 



texana Ill 



troglodytes 108 



U-scripta 83 



Bembyx 75 



beutenmulleri, Bembex 105 



Bembix 105 



Bicyrtes 56, 134 



generic description of 56 



key to species of 59 



Page. 



Bicyrtes annulata 67 



burmeisteri 62 



capnoptera 72 



f odiens 60 



gracilis 68 



insidiatrix 71 



mesillensis 73 



parata 64 



quadrifasciata 65 



ventralis 62 



viduata 69 



biology 123 



burmeisteri, Bembidula 62 



Bicyrtes 62 



callista, Stictiella 34 



cameroni, Bembix 99 



Bembyx 99 



capnoptera, Bembidula 72 



Bicyrtes 72 



Carolina, Bembex 20 



Monedula 20 



Stictia 20 



ciliata, Bembex 119, 132 



cinerea, Bembex 84 



Bembix 84 



comata, Bembix 100 



connexa, Bembix 115 



connexus, Bembex 115 



cressonis, Bembex 92 



denverensis, Monedula 25 



discisa, Monedula 56 



divergens, Stictiella 55 



duplicata, Steniolia 10 



edwardii, Steniolia 10 



emarginata, Monedula 38 



Stictiella 38 



exigua, Monedula 50 



Stictiella 50 



I'asciata, Bembex 98 



femorata, Monedula 53 



Stictiella 53 



fodiens, Bembidula 60 



Bicyrtes 60 



formosa, Monedula 27 



Stictiella 27 



foxi, Bembix 96 



genera, key to 5 



gracilis, Bicyrtes 68 



153 



