LIST OF PLATES. 





Plate. 



Fig. 



Page. 





Plate. 





Jrage. 



Sykphid^:. 









Ophromyia nasica, 









Mixogaster bellula, <5 









II. 



1 



55 



r. 



1 



1 







Microdon aurifex, $ 



1. 



2 



2 





II. 



2 



56 













II. 



3 



59 





1. 



3 



4 









Chilosia chrysochlaniys, 5 









trigonus, <3 



II. 



4 



61 



1. 



4 



8 





Melanostoma crenulatum, $ 











11. 



5 



64 



1. 



5 



12 















II. 



6 



64 



1. 



6 



16 



Didea coquilletti, S 









Mallota margarita, $ 



II. 



7 



70 



1. 



9 



19 

















II. 



8 



70 



1. 



8 



34 















Xylota pauxilla, d 



II. 



9 



71 



1. 



7 



37 

















Ceriogaster auricaudata, $ 



II. 



10 



73 





1. 



10 



37 



















11. 



11 



74 



1. 



11 



40 







Volucella quadrata, $ 











II. 



12 



76 



1. 



12 



46 







1. 



13 



48 



CoNOPIDiE. 









opinator, $ 



1. 



14 



51 





II. 



13 







1. 



15 



52 





II, 



14 



82 

 85 







