330 INSECTA SAUNDER81ANA. 



d. Legs black 



e. Frontalia black. 



/. Tip of the abdomen red or tawny. 

 g. Head white. 

 h. Frontalia linear. 



parva. 

 h h. Frontalia widening. 

 i. Feelers black. 



derelicta, maculosa, decisa. 

 i i. Feelers pitchy. 



comes. 

 gg. Head gilded. 

 h. Frontalia linear. 



suffusa, advena. 

 hh. Frontalia widening. 



incerta, aurifinis. 

 hhh. Frontalia tapering. 



cognata. 

 //. Tip of the abdomen black. 



sericea, fulvivitta, calida. 

 ee. Frontalia black, red towards the feelers. 



contermina. 

 eee. Frontalia deep ferruginous. 



bifrons. 

 d d. Legs tawny. 

 e. Palpi black. 



assidua, fulvipes. 

 e e. Palpi tawny. 



basalis, pallipes. 

 bb. Sixth feeler-joint downy Phorella. 



chrysotelus. 



Sarcophaga purpurascens. 



Purpureo-cyanea ; caput argenteum ; antenna tibia tarsisque nigra ; tho- 

 rax antice albo viitatus ; abdomen apice cyaneo-viride ; ala cinerea. 



Purplish blue, clothed with black hairs : head covered ivith silvery 

 uhile pile : moulh black : feelers black, extending nearly to the epistoma ; 



