INDEX. 



[Names in small capitals refer to Families, &c. ; those in roman type to the chief reference to each species included in the work ; 

 those in italics to species incidentally mentioned, synonyms, &c] 



Page 



Acanthostethus 70 



Agama 374 



orizaba 375 



Agenia 161 



azurea 167 



ccerulipes 167 



calcarata 164 



mexicana 163 



montezumia 163 



orbicidata 171 



subvirescens 163 



Alyson 70 



melleus 70 



Ammophila 3 



Ammophila 260 



alpestris 21 



alticola 10 



alticola 18 



argentifrons 23 



atriceps 16 



aureo-notata 7 



aureo-notata 3, 8 



azteca 17 



azteca 15, 16 



barbata 7 



barbata 8 



breviceps 19 



breviceps , 20 



centralis 6 



ceres 8 



champion! , . . . . 9 



chiriquensis 18 



chiriquensis 10 



comanche 19 



consors 12 



cora 14 



dejecta 14 



— — fragilis 15 



fragilis 16 



gaumeri 4 



gaumeri 6 



gracilis 16 



Page 



Ammophila iridipennis 5 



iridipennis 6 



jason 20 



luctuosa 23 



mexicana 23 



micans 5 



miliaris 3 



miliaris 4, 6 



montana 20 



montezuma 13 



morrisoni 21 



nigro-cserulea 12 



piceiventris 22 



piceiventris 23 



picipes 11 



quadridentata 23 



sonorensis 21 



strenua 13 



striolata 10 



trichiosoma 11 



varipes 19 



volcanica 17 



xanthoptera 8 



Ampulex 37 



angusticollis 37 



fasciata 37 



Amptjlicidjb 37 



Anthophilus 130 



vertilabris 131 



Aphilanthops 104 



rnarginipennis 105 



punctifrons 106 



Apis surinamensis 98 



vespiformis 99 



Aporus 189 



Astata 65 



albovillosa 65 



albovillosa 66 



alpestris 69 



apicipennis 66 



apicipennis 68 



ccerulea 69 



kohli 68 



heydenii 260 



biol. centr.-amee., Hymenopt., Vol. II., August 1900. 



Page 



Astata mexicana 69 



picta 68 



strigosa 65 



strigosa 66 



tinctipennis = 67 



Astatus 65 



pictus 68 



65 



Bembecinus 101, 102 



Bembex 100 



Bembex 92,97 



ciliata 101 



continua 98 



heros 98 



longirostra 92 



maculata 99 



mima 101 



monodonta 101 



multipicta 100 



nubilipennis . 101 



pallidipicta 101 



punctata 99 



signata 99 



striata 99 



variegata 96 



Bembicid^: 91 



Bembidula 95, 403 



Bembidida 92 



affinis 403 



burmeisteri 96 



burmeisteri 97 



capnoptera 96 



diodonta 95 



discisa 95 



fodiens 97 



variegata 96 



viduata 96 



Bembyx 100 



punctata % 99 



signata 99 



Bombus 260 



BOTHYNOSTETHtTS 70 



3gg 



