. RHINGIA. 131 



104. Rhingia binotata, Ih-Ku. (PL III, fig. U.) 



lihiiujia biiwtnta, ]»niiietti, Rec. lucT Mas. ii, p. 59, J (1908) ; 

 id., op. cit. viii, p. 1*56, $ (191;J) ; xi, p. 226 (1915). 



rS $. Head: frous and upi)er pai-t of stiout di'ep black; lower 

 part of both face and snout lawny-yellow. Antennie brownisli- 

 x'ed. Vertex very small, with a few black hairs • short yellow- 

 hairs behind the head above, and rather close whitisli hair on lower 

 part ; proboscis black. Frons in J one-fiftli of head, dark grev, 

 uniformly wide. Thorax yellowish-grey, with four rather indistinct, 

 sligiitly darker, dorsal stripes ; tlie two outer ones wide, and inter- 

 rupted at the suture ; the two inner ones very narrow and close 

 together. Dorsum with rather thick, short bright yellow hair ; sides 

 of thorax cinereous-grey, darker posteriorly, some yellow hair just 

 below wings ; scutelhim bright tawny, dorsum bare, a fringe of 

 short yellow hairs at base, and a fringe dependent from posterior 

 n;argiii, on which nuii-gin is set another fringe of long yellow hairs, 

 pr«ijected posteriorly; by which character this species differs from 

 all the others. In $ , thorax grey and general pubescence in this 

 sex grey instead of yellow. Abdomen aeneous-black, covered with 

 thick, short, bright yellow hair ; the 1st segment appears pale, and 

 on the 2nd on each side, towards the base, is a lateral, oval, i)ale 

 yellow spot. Legs orange-yellow, basal half of all femora black; 

 the femora with soft yellow hair, the rest of the legs practically 

 bare. Wings yellowish-grey, slightly darker in front ; stigma 

 pale yellowiijh-browu ; halteres yellowish-brown. 

 Length, 9 mm. 



Described from one ^5' in perfect condition, captured by me at 

 Darjiling, 13. x. 1905. In my collection. A second j comes 

 from Kurseong, 3. vii. 1908 (Annaadale). The $ subsequently 

 received at the Indian Museiun from the banks of the Siyom 

 Kiver, near Yekshi, 3. li. 1912, taken on the Abor Expedition. A 

 fourth specimen from Darjiling, 1908. 



105. Rhingia sexmaculata, linrn. (PI. III., lig. 15.) 



llhiiiijia scxinucuUda, IJrunetti, liec. lud. Mas. viii, p. 166 (1913). 



O . Head : frons rather more than one-fourth the width of the 

 head, just perceptibly narrower at vertex; ground-colour jcneous, 

 dusted with brownish-yellow, with short, comparatively line 

 black hairs; ocelli red, distinct, placed on an impressed triangle; 

 face immediately below anttyiina^ concolorous, snout orange, 

 comparatively siiort, being only as long as the Ijiteral width of the 

 eyes; haustellum blackish, mouth-parts brownisli-yellow. .Antonnal 

 protuberance of moderate size, concolorous with frons ; .-ijitennic 

 wholly orange, n])|)('r marixin and ti[) of 3rd joint very narrowly 

 brownish, arista black. Tliorax: ground-colour icneoiis, dusted 

 wilh brownish-yellow; two narrow, closely approximated median 

 lighter stripes, and an outer under stripe on each .side, none of the 



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