Die Chrysops-Artcn der paläarctischen Region. 95 



Originalbesclireibung: „Type female fiom Sarah. Nepal 24./11., 

 in Indiaii Mus. coli., and another from Yuniian. W.China; type male 

 from Jaulasal, Xaini Tal district. 



$. Abdomen yellowish. maiked with black on the first three 

 Segments, bearing only three yellow spots on the third segment. 

 Wiugs with cross-band and apical spot, the former with a well- 

 marked sinus on posterior border, its outer border irregulär. An- 

 tennae long, cylindrical. Lengtli 9 mm. 



Face yellowish, the facial tubercles shining, blackish brown, 

 reaching the oral opening but bearing a large yellow sti-ipe in the 

 centre of face, lower part of checks black, with yellow hairs. Palpi 

 reddish yellow with scanty yellowish pubescence. Antennae long, 

 cylindrical, the first Joint a little longer than the second one, reddish 

 yellow with black pubescence, the second and third blackish, the 

 second with black pubescence, the third Joint the longest of the 

 three but barely as long as the first two joints together. Forehead 

 same colour as face with yellow pubescence, the frontal callus shining, 

 blackish brown, transverse, not reaching the eyes, with an impressed 

 line in the centre and slightly produced toward the antennae, ocelli 

 visible at vertex which is not darker in colour. Thorax blackish 

 brown, with a very broad yellowish grey tomentose median stripe 

 divided in two by a narrow brown line, sides yellowish clothed with 

 bright yellow^ pubescence, which is also present on the dorsum as 

 Short scanty pubescence. Scutellum yellowish grey, blackish in the 

 centre but probably this is due to denudation, with darker pubes- 

 cence. Abdomen yellowish, paler yellow on the first two Segments, 

 on the following Segments more reddish yellow, with the apical 

 Segments; the black markings consist of a narrow band on the 

 posterior border of first segment widening in the centre into a broad 

 median spot reaching the anterior border, wath concave sides, on 

 the second segment of the ordinary chevron-like black spots meeting 

 on the anterior border, on the third segment the black chevron-like 

 spots are present, but broader, not meeting on the anterior border, 

 the sides and posterior border liave black bands, so that the j'ellow 

 colour remains as three large spots, the middle one irregularly 

 triangulär, the side ones oblong, large, on the fourtli segment two 

 small black triangulär spots with their apices pointed downwards 

 are present on the anterior border which is also blackish at the 

 sides; under side wholly yellow. Legs reddish yellow, the coxae,. 

 femora and apical joints of tarsi blackish. Wings hyaline with 



