MBRODON. 217 



Described from 3 J J from above Tura, Garo llilJs, Assam, 

 3500-3900 t"t., 15. vii-30. viii. lUlT (Kemp); and i'roin a single 

 2 from Pesholce Spur, Darjiliiig (ii. ,S. Lister). All are in the 

 Indian Museum. Walker's type (in the Eritisli Museum) agrees 

 closely with the above description ; it is a cS from Sarawak. 



170. Merodon pallidus, JIacq. 



Merodon pallidus, Mact[iiarl, Dipt. Exot. ii, 2, p. 70, pi. xiii, lig, 1 

 (1842). 



J 5 . Head : eyes black, shortly pubescent, contiguous in c? 

 for one-fourth of the distance from vertex to upper angle of 

 frons ; vertical triangle elongate, blackish, with pale pubescence. 

 Frons and face covered witii rather long, silky, white pubescence, 

 the underlying ground-colour of the face dull grey. Antennae 

 brownisli-orange, proboscis black. Occiput \\hite-dusted and 

 with short pubescence ; head not descending below eyes in profile. 

 In 2 > fi'ons broad, sliglitly widening, at level of antennae nearly 

 one-third of width of head ; face with nearly parallel sides ; 

 frons with brownish-yellow, face with whitish, pubescence. 

 Thorax yellowisli-grey ; dorsum with three raiiier wide black 

 stripes of usual pattern, median one narrowly subdivided more or 

 less distiiictly and widening gradually hindwards ; side margins 

 of dorsum near wing-bases shining black for a short distance ; 

 the median stripe i-eaching anterior n)argin, the outer ones 

 shortened in front and narrowing hindwards, but all three 

 reaching hind margin. Pleura} thickly covered with yellowish 

 pubescence. Scutellum black, densely covered with pale brownish- 

 yellow pubescence, which is conspicuous along entire hind margin. 

 Ahdomen elongate-conical, dusty yellow ; 1st segment short, 

 narrow, not easily visible, shining black. Indistinct orange 

 markings in d , in the shape of a large inverted triangle on 

 anterior margins of ^nd and 3rd segments and a similar triangle 

 with its base on hind margins of same segments ; 4th segment 

 aliiit)st a replica of 3rd; all these markings indistinct. A 

 small black, median, transverse mark a little behind anterior 

 margin of 2nd segment, joined by a short line to a similar nuirk 

 beyond middle of segment. In $ , 2nd segment rathei- like that 

 of 6 but with hind margin more broadly brownisli ; 3rd segment 

 brown on anterior third, dusty yellow on middle third and 

 blackish on hind third ; 4th segment dusky yellowish-grey, 

 narrowly black on anterior corners and with a rather large oval 

 black spot on each hind corner, placed clear of hind nuirgin and 

 sides; 5tli segii.ent entirely black, a little grey-dusted towartis .-ides. 

 Venter yellowish. Pubescence of abdomen very short, ]iale 

 yellow. Li'fjs: hind coxae shortly and conicnlly produced hind- 

 wards, hind femora well but not strikingly incra>sated. with a 

 medium-sized tooth below near lip. Coxte and femora black, tips 

 of latter narrowly black, rest orange-yellow ; tibia) more or leas 



