LIST OF DIPTERA. 1037 



largest : sucker tawny, clothed with tawny hairs ; palpi pale tawny, 

 beset with black bristles : feelers tawny, much shorter than the face ; 

 third joint conical, a little longer than the second ; bristle black, 

 very slender, thinly feathered with long hairs, full thrice the length 

 of the third joint: chest and breast pale tawny: abdomen oval, 

 tawny, shining, a little shorter than the chest, adorned with four 

 reddish brown bands, three of which are interrupted in the middle ; 

 the fourth is entire and occupies the tip : legs pale tawny, clothed 

 with short tawny hairs and with a few short black bristles : claws 

 black : wings dark brown, tawny at the base, rather broad, adorned 

 with about ten colourless spots of various size ; these join the fore 

 border or the hind border, with the exception of three round dots on 

 the disk ; wing-ribs tawny; veins pitchy, tawny on the pale parts of 

 the wings ; longitudinal veins nearly straight, first and third beset 

 with short black bristles ; cross-veins straight, tawny, and having a 

 narrow tawny stripe on each side ; lower cross-vein very near the 

 hind border, separated by its length from the middle cross-vein ; 

 poisers yellow. Length of the body 2| lines; of the wings 6 lines. 

 a. East India. From Archdeacon Clerk's collection. 



Trypeta Aex, n. s., mas. Fulva^piceo varia, abdomine nigro fulvo 

 fasciato, palpis antennis pedibusque fulvis, femoribus anteriori- 

 bus piceis, alls fuscis limpido maculatis, ad apices limpidis 

 fuscoque vittatis. 



Body tawny, clothed with short black hairs, pitchy towards the 

 tip of the chest and on the base of the scutcheon : head and chest 

 beset with some long black bristles, which form a row on each side 

 of the crown, and there is a cross fringe of short black bristles behind 

 the eyes ; sides of the face without bristles ; epistoma very slightly 

 prominent: eyes black; fore part flat, composed of much larger 

 facets than those elsewhere ; sucker dark tawny, clothed with tawny 

 hairs; palpi pale tawny, beset with black bristles: feelers pale 

 tawny, as long as the face ; third joint downy, slightly conical, 

 rounded at the tip, nearly thrice the length of the second ; bristle 

 black, slender, clothed with very short hairs, slightly bent near the 

 base, which is tawny, rather more than twice the length of the third 

 joint: hind scutcheon black: abdomen black, elliptical, nearly cy- 

 lindrical, very little narrower and shorter than the chest, clothed 

 along each side with stout black hairs ; first segment tawny ; second 

 tawny along each side and on the hind border; hind borders of the 

 third and of the fourth with tawny bands, which dwindle and disap- 

 pear towards each side : legs pale tawny, clothed with tawny hairs ; 

 thighs clothed beneath with black bristles ; fore and middle thighs 

 pitchy, with tawny tips ; claws and hind thighs black : wings dark 

 PART IV. 4 X 



