327 



the feelers : mouth, palpi and feelers black : chest with four hardly gilded 

 stripes, the outer pair almost interrupted by a black streak : abdomen pale 

 gold-colour, tessellated with blade ; tip black : legs black : wings pale gray ; 

 veins black ; prisbrachial vein slightly bent inward near the flexure, straight 

 from thence to the tip ; lower cross-vein with two very slight curves, the 

 lower inward, the upper outward : alulje white : halteres tawny. Length 

 of the body 2^ lines ; of the wings 5 lines. 



Columbia. 



Sarcophaga conteh.mina. 



Nigra, cano-tornentosa ; caput albo-tomentosum, ad oculos auratum ; thorax 

 fusco trivittatus, lateribus nigro vittatis ; abdomen cinereum, cano 

 varium ; alee subcincrece. 



Black, m</i a hoary covering : head ivith a white covering, gilded along 

 the eyes in front ; fronlalia deep black, linear, deep red towards the feelers: 

 palpi and feelers black : chest with three broad brown stripes, and with a 

 black stripe on each side ; abdomen cinereotis with hoary reflections : legs 

 black : wings slightly gray ; veins black ; praebrachial vein forming a right 

 angle at its flexure, bent inward near this, straight from thence to the tip ; 

 lower cross-vein very slightly bent inward : aluUe white. Length of the 

 body 2\ lines ; of the wings A\ lines. 



Brazil. 



Sarcophaga bifrons. 



Nigra ; caput argenteum ; thorax cano quadrivittatus ; abdomen canum, 

 subtessellatum, apiee nigro ; alee subcinerece. 



Black : head silvery white, clothed beneath and behind with tawny 

 hairs, gilded on each side of the peristoma ; frontalia deep ferruginous, 

 slightly widening towards the feelers : mouth, palpi, and antennae black : 

 mouth clothed with tawny hairs : chest loith six hoary stripes, the innennost 

 pair very slender : sides and breast hoary: abdomen hoary, someivhat tessel- 

 lated ; tip black : legs black ; thighs with a hoary covering : wings very 

 slightly gray ; veins black, tawny at the base : alulae whitish with yellow 

 borders: halteres tawny. Length of the body 4j lines; of the wings 

 J) lines. 



South America. 



