Some new species op tachintdae Prom india. 49 



female with ocellar bristles well developed. Head thorax and abdomen with 

 abundant straw-coloured pile in amongst the bristles and macrochaetae. Length, 

 11-13 mm. 



Head (fig. 3) as long at vibrissae as at base of antennae ; vibrissae far above the 

 oral margin. Palpi well developed, yellow. Eyes bare. Cheeks (genae) white 

 pollinose and entirely covered with long straw-coloured pile. Sides of face white 

 pollinose, with abundant straw-coloured pile on outer three-fourths ; at narrowest 

 point nearly hah as wide as the facial depression at its greatest width. Facial ridges 

 with bristles confined to lower sixth. Facial depression white polhnose, without 

 any carina. All three segments of the antenna black, but varying occasionally to 

 slightly reddish ; in both sexes the second segment longer than the third. The 

 arista thickened on basal three-fourths ; the second segment one-third to one-fourth 





Fig. 3. Head of Servillia transversa, sp, n., <J. 



as long as the third. Front at narrowest point in female one and one-fourth, in 

 male about three-fourths, the width of either eye ; sides of front whitish pollinose 

 at base of antenna, blending to almost black at the vertex. The frontal vitta opaque, 

 about the colour of the eyes, and at narrowest point about as wide as either side of 

 the front. Female with, male without, orbital bristles. Ocellar bristles present 

 in female, very weak or absent in male. 



Thorax black, covered with yellowish pollen not quite heavy enough to make it 

 opaque. Long straw-coloured pile plentiful among the black bristles and macro- 

 chaetae. Two sternopleural bristles ; the post-suturals varying from three to 

 four. Legs reddish, with tarsal claws conspicuously longer in the male than in the 

 female. Wings (fig. 4) hyaline ; a conspicuous fold at the bend of M. 1 +2 (fourth 

 vein) looking at first sight like an appendage. A group of about six little bristles 

 at base of R. 4+5 (third vein). 

 (C455) • d 



