ERISTALIS. 167 



open, inverted V-shaped band, its centre just toucliing anterior 

 margin of segment ; these bands in some specimens are barely 

 broader than in d" and more yellowish-grey. Legs black ; all 

 femora narrowly orange at tip ; basal halt" of anterior tibia? and 

 base of hind pair narrowl}', orange ; 1st joint of foi'e, 1st and 2nd 

 joints oF middle tar-;i, moi'e or less orange. Pubescence of legs 

 pale yellowish. Wincis nearly clt^ar, a minute dark brown spot at 

 inner end of the very small bro\\nish stigma ; halteres orange. 



Length, 6-8 mm. 



Described from a limited number of each sex. Ootacamund, 

 S. India, 20-31. xii. 1912 {Fletcher); Mysore, 4000-5000 ft., 

 2-12. xi. 1912 {Fletcher); Pusa, ix. 1907 ; Katmandu, Nepal; 

 Abu (i\'M/'se) ; Shillong, 10-12. x. 1914. Originally described from 

 China. 



133. Eristalis maculipennis, de Meij. 



FristalLs inaci(lipennis,Ae Meij. Tijd. v. Ent. li, p. 2G1, cJ (1908). 



c? $ . Uead : in 6 , eyes bare, closely contiguous for nearly 

 half the distance from vertex to base of antennae, leaving a narrow 

 vertical triangle, black with a few black hairs, and reddish ocelli; 

 frontal triangle rather prominent, shining black with black hairs ; 

 face with median black stripe and moderately prominent blunt 

 central bump, nearly bare, shining; rest of iace with grey tomentum 

 and black hairs. Head barely produced below level of eyes even in 

 front, so cheeks are practically absent, but this part has short 

 whitish hairs. Antenufe dark brown, arista brownish at base, 

 very little plumose at base only. Occiput blackish, no margin 

 appearing beyond level of eyes. In $ , frons about one-fourth 

 width of head at level of anteniue, narrowing gradually to vertex, 

 dull black on upper two-thirds, lower third shining black. Tltorax 

 dull brownish-yellow, dorsum more or less blackish with very 

 short yellowish ])ubescence ; scutellum brownish-yellow with 

 concolorous pubescence. Abdomen conical, longer tlian thorax, 

 es|)ecially in $. In c?, brownish-yellow, rather shining; an 

 indistinct curved narrow band, convex side in front, across middle 

 oF 2nd segment; 3rd segment with a trace of a pale anterior 

 margin, the remainder blackish-brown, as are the entire 4th and 

 5th segments. Pubescence yellowish on pale parts of abdomen 

 and black on the back parts. Venter brownish-yellow, blackish 

 in middle of 2nd segment and on most of the 3rd and 4th seg- 

 ments, with a little pale pubescence. In $ , abdomen darker 

 brown ; 2nd segment blackish towards all four corners, also 3rd 

 and 4th segments posteriorly ; 5th all black. Venter mainly 

 black. Legs all black with short black ])ubescence except for a 

 little yellow pubescence on upper side of liiiid femora ; basal half 

 of anterior tibi;e and extrenn; base oF hind |)air yellowish. Wings 

 yellowish; stigma dark l)lackisli-brown, large; a large dark brown 

 suftusion thence extending over anterior cross-vein, tip of 1st 

 basal cell ami base oF 3rd posterior cell ; a similar suffusion 



