i6o Records of the Indian Museum. [Vol. VIII, 



the segment ; 3rd segment with a pair of elongate spots near the 

 anterior margin, and not attaining the lateral margins. (They 

 are slightly widened towards the sides in one specimen, but are 

 of uniform width in the type). These spots nearly meet in the 

 centre of the segment (probably in individual specimens actually 

 are united). The 4th segment with two similar spots but rather 

 smaller. (These in the type are of uniform width, but in the 2nd 

 specimen are distinctly wider towards the sides as in the previous 

 segment). Pubescence of abdomen concolorous with the ground 

 colour ; a quantity of pale yellow or whitish yellow hair laterally 

 at base. Belly blackish, with greyish reflections, yellowish about 

 the middle. 



Legs. — Coxae and basal half of femora black, the tarsi brown; 

 remainder of legs yellowish or brownish yellow ; a little whitish 

 and pale yellowish hair on the femora, longer on the underside. 



Wings colourless; stigma dirty brownish yellow; halteres dull 

 red brown. 



Described from two d" & ; the type taken between Kalek 

 and Misshing (4000 ft.), i8-iii-i2; the second example taken at 

 Yembung (iioo ft.), i7-iii-i2. 



Syrphus transvcrsus, mihi, sp. nov. 



9 x\ssam. Long. 10 mm. 



Head. — Eyes with yellowish white pubescence. Frons gradu- 

 ally widening from vertex to a line drawn through the base of the 

 antennae, where it is fully one-third the width of the head at that 

 point. Vertex shining violet, bare, except for the ocellar triangle 

 which bears a few short black hairs. Rest of frons yellowish white 

 dusted, but for a large space around the antennal protul^erance it is 

 shining black. Face pale yellow, more whitish below, central bump 

 rather small, shining black, the colour extending in a stripe to the 

 mouth. The whole frons (except the vertex) down to the antennae 

 bears black pubescence, the whole face bears whitish pubescence, 

 which is longest on the lower part and around the black mouth 

 border. Proboscis blackish brown. Antennae wholly black, much 

 as in aeneifrons, 3rd joint a little shorter. The anterior edge of the 

 antennal protuberance brownish yellow. Back of head ash grey : 

 upper posterior orbit of eyes with a fringe of bright yellow scale- 

 like thick hairs, the lower part of the orbit with similar white 

 scaly hairs. 



Thorax. — Aenous, with pale brownish yellow hairs. Sides ash 

 grey with whitish hairs. vScutellum yellowish, with yellow hairs on 

 the dorsum and long black hairs in the region of the posterior 

 border, and soft pendant white hair below. 



Abdomen. — Ovate, black, ist segment aenous, very short; 

 2nd, 3rd and 4th segments with a moderately broad yellow band on 

 each, none of them attaining the side margins, all narrowed in 

 the middle, the ist and 3rd bands practically interrupted there. 

 In fact the 1st band is really composed of two elongate triangular 



