HYMENOPTERA— Continued. 



OSMIA 



atriventris, 9 

 Cress. 



OSMIA 

 canadensis, cf 

 Cress. 



OSMIA 

 canadensis, 9 

 Cress. 



OSMIA 



parva, cf 

 Prov. 



OSMIA 



parva, 9 

 Prov. 



OSMIA 

 bucephala, cf 

 Cress. 



OSMIA 

 bucephala, 9 

 Cress. 



OSMIA OSMIA 



faceta, cf faceta, 9 

 Cress. Cress. 



OSMIA OSMIA OSMIA OSMIA OSMIA 



i, cf globosa, ? hudsonica, cf hudsonica, 9 cognata, cf 



Cress. Cress. Cress. Cress. Cress. 



OSMIA OSMIA OSMIA OSMIA OSMIA ftlegachile. MEGACHILE 



cognata, 9 proxima, cf proxiina, 9 vicina, cf vicina, $ latiinanus, cf 



Cress. Cress. Cress. Cress. Cress. Cress. 



MEGACHILE 

 latimanus, 9 

 Cress. 



MEGACHILE 

 frigida, cf 

 Smith. 



MEGACHILE 

 frigida, $ 

 Smith. 



MEGACHILE 

 scorbiculata, cf 

 Smith. 



MEGiCHILE 

 scorbiculata, 9 

 Smith. 



MEGACHILE 

 femorata, cf 

 Say. 



MEGACHILE 

 femorata. $ 

 Say. 



MEGACHILE 

 pugnata, cf 

 Say. 



MEGACHILE 

 pugnata, 9 

 Say. 



MEGACHILE 

 simplex, cf 

 Prov. 



MEGACHILE 

 simplex, 9 

 Prov. 



MEGACHILE 

 brevis, cf 

 Say. 



MEGACHILE 

 brevis, 9 

 Say. 



MEGACHILE 

 grandis, cf 

 Cress. 



MEGACHILE 

 grandis, 9 

 Cress. 



MEGACHILE 

 oblonga, cf 

 Prov. 



MEGACHILE 

 oblonga, 9 

 Prov. 



MEGACHILE 

 centuncularis, cf 

 St. Fary. 



MEGACHILE 

 centuucnlaris, 9 

 St. Fary. 



MEGACHILE 

 mendica, cf 

 Cress. 



MEGACHILE 

 mendica, 9 

 Creso. 



MEGACHILE 

 optiva, cf 



MEGACHILE 

 optiva, 9 

 Cress. 



MEGACHILE 

 nielanophsea. cf 

 Smith. 



MEGACHILE MEGACHILE MEGACHILE Alcidanna. ALCIDAMEA ALCIDAMEA 



nielanophrea, 9 bucephala, cf bucephala, 9 producta, cf producta, 9 



Smith. Smith. Smith. Cress. Cress. 



Gnathocera. 



GNATHOCERA 

 cephalica, cf 

 Prov. 



GNATHOCERA 

 cephalica, 9 

 Prov. 



ITIoiiuaiftha. 



MONUMETHA 

 borealis, cf 

 Cress. 



MONUMENTHA 

 borealis, 9 

 Cress. 



Heriades. 



HERIADES 



carinatum, cf 

 Cress. 



HERIADES 



carinatum, 9 

 Cress. 



HERIADES 

 concavum, cf 

 Cress. 



HERIADES 



concavum, 9 



Cress. 



CERATINA CERATINA CERATINA CERATINA CERATINA CERATINA 



bidentata, cf bidentata, 9 dupla, cf dupla, 9 tejonensis, cf tejonensis, 9 



Prov. Prov. Say. Say. Cress. Cress. 



Kpeolu*. 



EPEOLUS 

 mercatus, cf 

 Fab. 



EPEOLUS 

 mercatus, 9 

 Fab. 



EPEOLUS 



donatus, cf 



Harr. 



EPEOLUS 



donatus, 9 



Harr. 



Philereimis. 



PHILEREMUS 

 americanus, cf 

 Cress. 



PHILEREMUS 

 americanus, 9 

 Cress. 



Noniaria. 



NOMADA 

 americana, cf 

 Eirb. 



NOMADA 

 americana, 9 

 Eirb. 



NOMADA 



bisignata, cf 

 Say. 



NOMADA 

 bisignata, 9 

 Say. 



NOMADA NOMADA NOMADA NOMADA NOMADA NOMADA 



maculata, <f maculata, 9 luteola, cf luteola, 9 punctata, cf punctata, 9 



Cress. Cress. St. Fary. St. Fary. Fabr. Fabr. 



4'alliop»i«. 



CALLIOPSIS 

 4-lineata, cf 

 Prov. 



CALLIOPSIS 

 4-lineata, 9 

 Prov. 



CALLIOPSIS 



flavipes, cf 

 Smith. 



CALLIOPSIS 

 flavipes, 9 

 Smith. 



CALLIOPSIS 



interrupta; cf 



Prov. 



CALLIOPSIS 



interrupta, 9 



Prov. 



Stelis. STELIS 



nitida, cf 



Cress. 



STELLIS 

 nitida, 9 

 Cress. 



Ca'lioxj*. 



CCELIOXYS 



rufitarsis, cf 

 Smith. 



CCELIOXYS 



rufitarsis, 9 



Smith. 



CCELIOXYS 

 moesta, cf 

 Cress. 



CCELIOXYS CCELIOXYS CCELIOXYS CCELIOXYS CCELIOXYS CCELIOXYS CCELIOXYS 



incesta, 9 tristis, cf tristis, 9 dubitata, cf dubitata, 9 8-dentata, cf 8-dentata, 9 



Cress. Cress. Cress. Sauss. Sauss. Say. Say. 



8ph«-codes. 



SPHECODES 

 dichora, cf 

 Smith. 



SPHECODES 

 dichora, 9 

 Smith. 



SPHECODES 

 mandibulans, cf 

 Cress. 



SPHECODES 

 mandibulans, 9 

 Cress. 



Prosopitt. 



PROSOPIS 



bailis, cf 



Smith. 



PROSOPIS 

 basilis, 9 

 Smith. 



PROSOPIS 



affinis, cf 

 Smith. 



PROSOPIS 

 affiuis, 9 

 Smith. 



VESPIDiE. 



Vespa. 



VESPA 

 maculata, cf 

 Fab. 



VESPA 

 maculata, 9 

 Fab. 



VESPA 

 maculata, y 

 Fab. 



VESPA 

 consobrina, cf 

 Sauss. 



VESPA 

 consobrina, 9 

 Sauss. 



VESPA 

 consobrina, y 

 Sauss. 



VESPA 

 germanica, cf 

 Fabr. 



VESPA VESPA VESPA VESPA 



germanica, 9 germanica, 8 diabolica, cf diabolica, 9 

 Fabr. Fabr. Sauss. Sauss. 



VESPA 

 diabolica, 8 

 Sauss. 



VESPA 

 media, cf 

 Oliv. 



VESPA 

 media, 9 

 Oliv. 



