iJ42 INSECTA SAUNDERSIANA. 



wing-ribs and veins Mack; poisers tawny. Length of the body 3h lines 

 of the wings 7 lines. 

 Brazil. 



EPISTROPHE, n. g. 



Facies antice et postice couvexa, medio depressa : autennis articuli 

 lus et2us longitudine aequales ; 3us latus, 2o duplo longior ; 4us, ous, et 

 6us 3o coujunctim vix longiores; 6u3 validus, subsetaceus. 



Allied to Syrphus and to Pelecocera. Face depressed across the mid- 

 dle, convex in front and behind : first and second joints of the feelers of 

 equal length ; third broad, about twice the length of the second, not so 

 widened as that oi Pelecocera and more conical at the tip ; fourth, fifth, and 

 sixth forming a stout slightly setaceous and indistinctly three-jointed bris- 

 tle, which is very little longer than the third. 



Epistrophe conjungens, Mas, Plate 6, fig. 5. 



yEnea, capita fiavo, thoracis laieribus scutelloque fulvis, abdomine nigro 

 fasciis tribus lutissimis duabusque anyustis flavin ornato, antennis 

 niyris, pedibus fulvis, femoribus basi niyris, tarsis posticis piceis, alis 

 subcinereis basi et ad costam fulvis. 



Head yellow, clothed with short yellow hairs, covered with hoary 

 down and clothed with white hairs beneath : a pitchy heart-shaped mark 

 clothed with black hairs above the base of the feelers ; a tawny stripe be- 

 tween the feelers and the epistoma : eyes red ; all the facets very small : 

 sucker pitchy : feelers black ; first and second joints clothed with short 

 black hairs: chest bronzed, clothed with tawny hairs, which are very thick 

 on the tawny sides and scutcheon : breast bluish-green, clothed with pale 

 hairs : abdomen black, slightly spindle-shaped, clothed with short black 

 hairs, and towards the base with longer tawny hairs, much longer but not 

 broader than the chest, adorned with three very broad tawny bands, and at 

 the tip with two slender tawny bands ; first stripe interrupted : legs tawny, 

 clothed with very short black and yellow hairs ; feet and hind-shanks 

 darker ; thighs, especially the hind pair, black towards the base ; hind-feet 

 pitchy, wings pale gray, tinged with tawny at the base and along the 



