154 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



Pago. 



helianthopolis, Bembix 113 



Hemidula 2 



hinei, Bembix 86 



inermis, Monedula 25 



insidiatrix, Bembidula 71 



Bicyrtes 71 



insignis, Bembex 92 



latifrons, Bembix 116 



longirostra, Bembex 5 



mamillata, Monedula 38 



megacera, Stictiella 49 



melampous, Stictiella 43 



melanaspis, Bembix 109 



melanosterna, Stictiella 30 



meliloti, Bembidula 64 



mesillensis, Bembidula 73 



Bicyrtes 73 



Microbembex 117 



generic description of 117 



key to species of 119 



aurata 121 



hirsuta 122 



monodonta 119 



minutula, Monedula 40 



Monedula (Hasselquist) 2 



(Latreille) 2 



monodonta, Microbembex 134 



ability to find nest 137 



breeding expriments with. . .. 139 



cocoon 140 



contests at nests 136 



copulation 135 



larva 136 



nest 13o 



nesting site 134 



oviposition 136 



prey 137 



nigrifrons, Monedula 119 



nigripes, Steniolia 8 



nubilipennis, Bembex 87 



Bembix 87 



obliqua, Steniolia 12 



obsoleta, Bembex 105 



Bembyx 105 



occidentalis, Bembex 106 



Bembix 106 



parata, Bembidula 64 



Bicyrtes 64 



Monedula 64 



pictifrons, Monedula 25 



Stictiella.. 25 



plana, Monedula 32 



Stictiella 32 



primaaestate, Bembex 101 



Page. 



primaaestate, Bembix 101 



pruinosa, Bembex 104 



Bembix 104 



pulchella, Monedula 40 



Stictiella 40 



puUa, Monedula 52 



quadrifasciata, Bembidula 65 



Bicyrtes 65,134 



rostrata, Bembex 124 



rugosa, Bembix 95 



sallei, Monedula 65 



sayi, Bembex 90 



Bembix 90 



scitula, Monedula 46 



Stictiella 46 



scolopacea, Steniol la 10 



seiTata, Monedula 31 



Stictiella 31 



servillii, Bicyrtes 62 



signata, Monedula 18 



stictia 18 



similans, Bembex 103 



Bembix 103 



tingularis, Monedula 2 



spinolae, Bembex 98 



Bembix 127 



broods 130 



cocoon 130 



feeding of larva 128 



habits of males 127 



larva 128 



mode of carr\-ing prey 129 



nesting habits 127 



oviposition 125 



power to paralyze 125 



stenebdoma, Bembix 94 



Steniolia 5 



generic description of 5 



key to species of 8 



albicantia 12 



duplicata 10 



nigripes 8 



obliqua 12 



sulfurea 9 



tibialis 14 



Stictia 15 



generic description of . 16 



key to species ol 18 



Carolina 20 



signata 18 



Stictiella 21 



generic description of 21 



key to species of 23 



bituberculata 36 



