PLATE XII. 



WASPS AND HEES. 



i = Spha:rophthalmus califomiciis. 

 2= Poiistes aurifer. 

 3=Elis sp. 

 4=Psithyrus elatus. 



5 = Bombus vagans. 



6 = Agapostemon radiata. 



7 = Xylocopa sp. 

 8= licnibex spinolx. 

 9=Vesi)a gcmianica. 



io= Bombus californicus. 

 1 1 = Anthophora pacifica. 

 i2 = Polybia flavitarsis. 

 i3=Chalybion coeruleum. 

 i4 = Sphex ichneuiuonea. 

 15 = Pelopeus servilla. 



