U. S. NATIONAL MUSEUM 



PROCEEDINGS, VOL. XXXI PL. VII 



Fi^. 7. 



s tc? r 



c 5^ ^ ff am §d 



fh 



f / 



^ / / ^itfn\l ^^ 



Fig>. 8. 



fic.R+3L ^//-^l 



r-m^^Rs. ^1 ^.v /? 



d' ^4+5+^.. 





r /?+3/ 





«, +.Sr2 



l.^Ms^M. 



SdA. 

 + lstA. ^ J^ Ms mcf^M^. 



m -CM. 



North American Digger Wasps. 



For explanation of plate see page 422. 



