ERISI'ALIS. L77 



liglits and with the usual occipital fringe of hairs, which is long and 

 dark brown on upper margin, gradually disappearing towards sides, 

 and yeUouish on lower margin. In 5 , frons with parallel sides tor 

 a considerable distance from vertex, at wliich level it is about (jiie- 

 iifth w idth of head ; wholly black with dense black pubescence : facial 

 stripe a little more distinct than in (S . Thorax dull blackish-brow n 

 witli a distinct though dull, moderately wide, greyish band across 

 suture and hind margin, and a less distinct one on anterior margin ; 

 sides dull yellowish-grey ; scutellum bright brownish-yellow ; the 

 whole thorax and scutellum with dense brownish-yellow pubescence, 

 with black hairs intermixed on darker parts ot" thorax and in 

 centre of scutellum. Abdomen da.v\i blackish-brown; 1st segment 

 yellowish-white with concolorous hairs; 2nd segment with a pair 

 ot" brownish-yellow spots, well-separated in M)iddle line, elongate, 

 transverse, narrow, with parallel edges except towards side margins, 

 where they rapidly broaden to nearly the full width of the segment ; 

 3rd with a similar pair of spots, hut they are of uniform width 

 throughout, not reaching side margins ; 4th with a moderately 

 shining, transverse aeneous band, with parallel sitles, across niiildle 

 of segment; 5lh wholly black; extreme hind margins of 2nd, 3rd 

 and 4th segments orange-brow n, bare ; extreme anterior margin ot" 

 4th segment grey, quite bare. Pubescence of abdomen black except 

 on anterior half of sides of 2nd, 3rd and 4th segments, where it 

 is yellowish. Venter with about basal half yellowish, rest black, 

 pubescence concolorous. Legs black, extreme tips of femora, basal 

 halt of all tibia), and first two joints of middle tarsi, orange-brown. 

 Pubescence uuiinly yellowish, but black on femora except on uj)per 

 side, antl black on the black parts of hind tibiae ; also some black 

 hairs intermixed on anterior tibiie. Whujs distinctlv yellowish- 

 grey ; stigma reduced to a very small dark brown spot at tip of 

 auxiliary vein; an indefinite darker brownish suflusion about centre 

 of anterior half of wing. 



Leutjth, 14 mm. 



Described from the ij/pe 6 in the Indian Museum from Take- 

 pum Mt., Chinese Frontier, JNT.E. Burma, 4000-5000 ft., xi. liJlO 

 (C. W. Btehe) ; and the type $ in the Pusa collection from 

 Shillong, ix. 1918 {Fletcher). A c? in the British Museum is from 

 the lower ranges, N. Kliasi Hills, 1878 {A. ChenneM). This 

 species bears a great resemblance to simnlaiiis, sp. nov., niuler 

 which comparative notes are given. 



143. Eristalis simulatus, sp. nov. (PI. L\, fig. 1.) 



cT 2 ■ llidd: in c? , eyes with pale yellowish pubescence and an 

 additional longitudinal stripe of dense dark brown pubescence as 

 in I'j. hi»i((h(>/eii.s-ift, closely contiguous for short space only (less 

 than a (piarter of distance from vertex to base of antenna?), thence 

 abruptly and w idely separated above and below, leaving an equi- 

 lateral vertical triangle, llack, with brown oi- ruby-red ocelli and 

 Jonir black liairs. I'^rons and face moderatelv shinin<r black with 



