EXPLANATION OF THE PLATES. 



235 



PLATE V. (continued). 



Fig. 



4. Apathus vestahs § - 



5. Wing of Apis mellifica. 



6. Wing of Anthophora. 



7. Posterior leg of Apis mellifica 2 • 



8. Posterior leg of Apis mellifica $ . 



Fig. 

 9. Labrum of Bombus virginalis 



$. 



10. Labrum of Apathus cam}. 



11. Posterior leg of Bombus 2 • 



12. Posterior leg of Apathus 2 • 



PLATE VI. 



1. Labium of Colletes daviesana 2 • 



2. Maxilla of Colletes daviesana 2 • 



3. Labium of Sphecodes (jibbus 2 • 



4. Maxilla of Sphecodes gibbus 2 • 



5. Labium of Prosopis signata 2 • 



6. Maxilla of Prosopis signata 2 • 



7. Labium of Halictus leucozonius 



2- 



8. Maxilla of Halictus leucozonius 



?• 



9. Labium of Andrena labiahs 2 • 



10. Maxilla of Andrena labialis 2 • 



11. Posterior leg of Andrena atri- 



ceps 2 • 



12. Labium of Macropis labiata 2 « 



13. Maxilla of Macropis labiata 2 • 



PLATE VII. 



1 . Labium of Cilissa leporina 2 • 



2. Maxilla of Cilissa leoprina 2 • 



3. Labium of Dasypoda hirtipes 2 • 



4. Maxilla of Dasypoda hirtipes 2 • 



5. Labium of Panurgus banksianus 



6. Maxilla of Panurgus banksianus 



.?• 



7. Labium of Megachile maritima 



8. Maxilla of Megachile maritima 



?•. 



9. Mandible of Megachile mari- 



tima 2 • 



10. Antenna of Megachile mari- 



tima 2 ' 



11. Labium of Osmia bicornis 2 • 



12. Maxilla of Osmia bicornis 2 • 



PLATE VIII. 



1. Labium of Anthidium manica- 



tum 2 • 



2. Maxilla of Anthidium manica- 



tum 2 • 



3. Mandible of Anthidium manica- 



tum 2 • 



4. Labium of Chelostomajlorisomne 



$. 



5. Maxilla of Chelostomajlorisomne 



$. 



6. Labial palpus of Heriades trun- 



corum 2 • 



7. Mandible of Chelostoma flori- 



somne 2 • 



8. Labrum of Chelostomajlorisomne 



9. 



Labium 



?■ 



Maxilla 



?• 

 Labrum 



?■ 



Labium 

 Maxilla 

 Labium 



?. 

 Maxilla 



?■ 



16. Labium 



17. Maxilla 



10. 

 11. 



12. 



13. 

 14. 



15. 



of Nomada sexfasciata 



of Nomada sexfasciata 



of Nomada sexfasciata 



of Ceratina cyanea 2 • 

 of Ceratina cyanea § . 

 of Epeolus variegatus 



of Epeolus variegatus 



of /Sfe&s phceoptera 2 . 

 of /Stfefos phceoptera 2 • 



