HYMENOPTERA FROM LOWER CALIFORNIA. 



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Brachycistis glahrellus Cress. 

 Paratiphia albilahris Spin. 

 Pompilus tenebrosus Cr. 

 Pompiltis connexus Fox (nee Sm.) 

 Planiceps concolor Sm. 

 Mygnhnia mexicana Cr. 

 Sceliphron lucce Sauss. 

 Scellphron ccerulcrim L. 

 Ammophila varipes Cr. 

 Ammophila luctuosa Sm. 

 Monedula mammillata (?) Hdl. 

 Bembex lucce Cress. MS. 



Perdita sparsa Fox. 

 Perdita arcuata Fox. 

 Ericrocis rugosa Fox. 

 Anthidium californicum Cress. 

 Megachile poUicaris Cress. 

 Megachile exilis Cress. 

 Diadasia enavaia Cress. 

 Diadasia dlniinuta Cress. 

 Xylocopa arizonensis Cress. 

 Centris lanosa Cress. 

 Apis melllfica L. 



