242 INSECTA SAUNDERSIANA. 
wing-ribs and veins black; poisers tawny. Length of the body 33 lines; 
of the wings 7 lines. 
Brazil. 
EPISTROPHE, n. g. 
Facies antice et postice convexa, medio depressa: antennis articuli 
lus et 2us longitudine aquales ; 3us latus, 20 duplo longior ; 4us, 5us, et 
6us 30 conjunctim vix longiores; 6us 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 of Pelecocera and more conical at the tip ; fourth, fifth, and 
sixth forming a stout slightly setaceous and indistinctly three-jointed bris- 
ue, which is very little longer than the third. 
EpistropHe consuncens, Mas, Plate 6, fig. 5. 
Ainea, capite flavo, thoracis lateribus scutelloque fulvis, abdomine nigro 
fasciis tribus latissimis duabusque angustis flavis ornato, antennis 
nigris, pedibus fulvis, femoribus basi nigris, tarsis posticis piceis, alis 
subcinereis bast 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 
