292 SYBPlIlDiE. 



typical of MiLESiiN^ ; marginal cell widely open ; anterior cross- 

 vein at middle of discal cell, oblique; 1st posterior cell closed 

 some distance before wing-border. 



Life-historii. >S. borealis. Fall., a European species, breeds in 

 decomposing peat. 



lianye. Europe, Siberia, Caucasus, India, Nortb America. 



A well-marked genus, conspicuous by its plumose arista and its 

 venation, 



TahU of Species. 



Central bump ou snout barely perceptible, 



practically absent himalayensis, ]3run. 



Central bump on snout long and obvious, but 



not conspicuous eristaloidcs, Brun. 



223. Ssricomyia bimalayensis, Brun. 



Sericomyia hiiiKtlaymKis, Brunetti, Rec. Ind. Mus. ii, p. 89 (1908); 

 i, pi. xiii, figs. 0, full insect, 7, antenna, 8, hind leg (1907). 



6- Entire froiis and lower part of head bright yellow, with 

 some yellow hair immediately below eyes, at the sides of the 

 cheeks, and on lower part of head behind; central bump barely 

 perceptible; eyes comparatively rather small, contiguous for only 

 the shortest space, facets vei-y small, especially on lower part, but 

 with no distinct line of demarcation ; vertex very small, slightly 

 raised, with a few black hairs ; a few blaek hairs also just above 

 the antenn;p, which are rather small, black and plumose above and 

 below. Thorax yellowish-grey, entirely covered with moderately 

 thick yellow hair, which is longest at the sides and on the 

 posterior border; dorsum cinereous, with short yellow pubescence, 

 and black hairs in the centre, this pubescence being hardly visible 

 from above. Scutellum tawny, with rather long yellow hair. 

 Abdomen bright yellow with a black baud, indistinct in the middle, 

 on the posterior borders of 2nd, 3rd and 4th segments ; the 

 whole abdomen with minute yellow pubescence and some longer 

 yellow hair" at the tip ; venter bright yellow. />^f/« tawny, with 

 thin yellow hair; femora (except tips) brownish, hind pair nearly 

 black; tips of tarsi brown. Winr/s pale grey, a dark brown 

 moderately broad band from beyond the tip of the costal cell, 

 reaching from the fore border to the upper part of the discal cell 

 and the lower transverse vein. 



Length, 12 mm. 



Described from one (S fiom Sikkim in the Indian Museum 

 collection. 



224. Sericomyia eristaloides, Brun. 



Sericomyia eristaloides, Brunetti, Rec. Ind. Mus. viii, p. 167 (1913). 



$ . Head : frons barely projecting in profile beyond eyes ; face 

 moderately swollen, snout elongate, central bump distinct but not 

 conspicuous ; haustellum somewhat thick and long ; moutb-piirts 



