ROBBER FLIES OF THE WORLD 



789 



^P 2 2 38 ^-^ 



Figures 2228-2241. — Males. 2228, Apoclea algira 

 Linne. 2229, Polysarca violacea Schiner. 2230, 

 Polysarca violacea Schiner. 2231, Mallophora rex 

 Bromley. 2232, Oligoschema contorta Walker. 

 2233, Megadrillus hrevipennis Macquart. 2234, 

 Erax punctatus Meigen. 2235, Polyphonius laevi- 



2240 



2241 



gaius Loew. 2236, Anacinaces rufiventris Macquart. 



2237, Dysdytus firmatus Walker. 2238, Negasilus 

 belli Curran. 2239, Ommatius marginellus Fabri- 

 cius. 2240, Cinadus (Chaetogonophora) chaeto- 

 pTocta, new species. 2241, Strophipogon bromlevi 

 Hull. 



