

1020 LIST OF DIPTERA. 



Trypeta Narytia, n. s., mas. Fusca cinereo tecta, capite fulvo, ab- 

 domine piceo basi fulvo, palpis antennis pedibusque fulvis, alls 

 limpidis fusco quadrifasciatis. 



Body l>rown, thinly clothed with short black hairs : head and 

 chest beset with very few black bristles : head tawny, adorued with 

 white bloom, which occupies only the sides of the crown ; sides of 

 the face without bristles ; epistoma not prominent : eyes red ; fore 

 part slightly convex, its facets a little larger than those elsewhere : 

 sucker black, clothed with tawny hairs; palpi tawny: feelers tawny, 

 shorter than the face ; third joint downy, nearly conical, rather 

 more than twice the length of the second, slightly angular on the 

 upper side of the tip ; bristle black, bare, tawny and stout at the 

 base, rather more than twice the length of the third joint : chest 

 covered with gray bloom : abdomen pitchy, shining, spindle-shaped, 

 tawny at the base, much longer and a little narrower than the chest : 

 legs tawny, clothed with short black hairs ; claws black : wings co- 

 lourless, adorned with four brown bands ; the first, second and 

 fourth bands extend but little below the fore border ; the third at- 

 tains the hind border and includes the two cross-veins : wing-ribs 

 and veins tawny, the latter dark towards the tips and in the dark 

 parts of the wings ; the distance between the cross-veins is less than 

 the length of the middle cross-vein ; poisers tawny. Length of the 

 body lj lines; of the wings 2| lines. 

 a. Florida. Presented by E. Doubleday, Esq. 



Trypeta Avala, n. s., fern. Nigra, capite antico ferrugineo, palpis 

 fulvis, antennis ferrugineis, pedibus fulvis, tarsis piceis, alis 

 limpidis fusco quadrifasciatis. 



Body black, thinly clothed with short black hairs : head and 

 chest beset with a few black bristles : head ferruginous in front ; 

 face hoary, its sides without bristles ; epistoma prominent : sucker 

 black, clothed with tawny hairs ; palpi tawny, beset with black bris- 

 tles : feelers ferruginous, shorter than the face ; third joint conical, 

 about twice the length of the second ; bristle black, slender, bare, 

 much more than thrice the length of the third joint : abdomen ob- 

 conical, a little longer than the chest : legs tawny, clothed with 

 short black hairs ; shanks pitchy ; feet dark tawny ; claws black : 

 wings colourless, adorned with four broad dark brown bands, which 

 are divided by equal intervals, the first at the base, the fourth at 

 the tip ; wing-ribs and veins pale tawny ; veins black in the dark 

 parts of the wing ; the distance between the cross-veins is full twice 

 the length of the lower cross-vein ; the latter is very slightly curved 

 outward ; poisers yellow. Length of the body 1^ line ; of the wings 

 2\ lines. 

 a. Jamaica. From Mr. Gosse's collection. 



