398 oESTRiD.i;. 



d $. Head as broad as thorax; froDS measured across middle 

 of eyes, rather more than half width of head, distinctly narrowed 

 ou upper and widened on lower part, pale yellowish or yellowish- 

 white, with two broad lighter or darker brownish-yellow stripes 

 generally filling most of tbe surface except more or less narrowly 

 on the eye-margins, on a space round the ocellar spot, a very 

 narrow median line (sometimes absent) and a semicircular space 

 above tlie antennal cavity; whole irons covered with fairly short, 

 pale yellowish pubescence, the upper half of the darker stripes 

 often with dark brown or nearly black | pubescence. Ocellar spot 

 rounded, black, with moderately long, pale pubescence ; the ocelli 

 distinct; cheeks and lower part of head pale brownish-yellow, 

 with shorter, pale yellowish pubescence. Antennae set in a deep, 

 yellowish-white cavity, which is divided into two spaces by a 

 narrow median ridge ; 1st and 2nd antennal joints more yellowish, 

 with yellow bristly hairs, 3rd joint more brownish, arista cou- 

 colorous, long. Occiput brownish-yellow ; eyes bare, black ; sides 

 ot: head below eyes nearly as deep as vertical height of latter. 

 Tliorax : ground-colour brownish-yellow, centre of dorsum always 

 much darker, varying from brown to nearly black ; humeri 

 yellowish, the whole dorsum covered with dense brownish-yellow 

 pubescence varying in shade, often brown in centre of dorsum 

 and pale yellow towards sides and over humeri, where it is longer 

 and almost scale- like. Scutellum concolorous with doi'sum, with 

 dense erect pubescence, of which that on the margin is dark 

 brown and conspicuously erect. Sides of thorax concolorous, with 

 long bushy, almost scale-like pubescence. Abdomen brownish- 

 yellow, generally with small darker spots, of which three are 

 usually found at base of each segment except the 1st, thus 

 forming three more or less obvious dorsal rows ; whole dorsum 

 \\ ith bright yellow, rather short, somewhat depressed, pubescence. 

 Grenitalia in d inconspicuous, concolorous ; in $ considerably 

 elongate, conspicuous, darker brown, with a few pale hairs. Legs 

 uiiiforn)ly brownish-yellow with short yellow pubescence ; 2nd, 

 3rd and 4tli tarsal joints much shorter than 1st and 5th. Wings 

 grey, veins pain brownish or yellowish; a pale smoky, indistinct 

 band across middle of wing, and two smaller, roundish spots, one 

 just beyond tip of 2nd longitudinal vein, the other over, or just 

 before, tip of 3rd; hind margin sometimes just perceptibly 

 darker. 



Length, 12-16 mm. 



Described from over forty specimens in the Pusa collection, all 

 females except three. Lahore, 29. x. 1909, 1. ii. 1909 ("horse, 

 caught from Suria infested area'"); Dellii, 26. vii. 1912 ; Eawal- 

 pincli, 19, 22 & 21. x. 1911 ; Batala, 1. ii. 1909 ; Gurdaspur, 

 25. X. 1909; Shahabad, 2. xii. 1908; Purneah, (i, H) & 12. ix. 

 1908; 12. X. 1908; Shahjalianpore, 3. xii. 1908; Bhagalpur, 

 10. iv. 1908. One specimen from Seistan, Persia, " from liorse, 

 uncommon," 3. x. 1906. Also occurs over the greater part of 



