154 POMPILID^. 



segment rounded posteriorly ; legs with the tibiae and tarsi armed 

 with stout spines. Black ; the wings hyaline, fuscous at apex, 

 nervures and tegulae testaceous brown ; the anterior margin of 

 the clypeus, a hue along the inner and outer margin of the eyes 

 not meeting on the vertex, the posterior margin of the pronotum, 

 a small transverse spot at the apex of the mesouotum, a spot on 

 each side at base of 2nd abdominal segment, and a broad line 

 at base of the 3rd, yellow ; the posterior tibiae ferruginous black 

 at base and with a spot of yellow on the outer side. 



Hah. Burma; Tenasserim. $. Length 10-12; e.rjs. 22-25 mm. 

 <S a trifle smaller. 



301. Pompilus vivax, Cam. Mem. Manch. L. Ph. Soc. (4) iv, 1891, 



pp. 460 & 468, pi. iii, fig. 14. 



S • Pruinose ; the head convex in front, transverse posteriorly ; 

 pronotum with a rounded slope anteriorly, its posterior margin 

 acutely angled ; median segment rounded, gently sloped to the 

 apex ; legs long, the tibiae and tarsi with long stout spines ; 

 abdomen pseudosessile, short, the basal segment broad and depressed 

 above at base. Black, the head and thorax with hoary grey pile, 

 most dense on the clypeus and sides of the face ; the scape in 

 front, the posterior margin of the pronotum, and a long streak 

 above at the base of the posterior tibiae yellowish white ; the 

 median segment at apex, and abdominal segments 1-4 at base, 

 with thick silvery-white decumbent pubescence ; wings hyaline, 

 the apex broadly infuseated, the 3rd cubital cell in the fore wing 

 petiolate. A variety has the wings tinted with yellow, and the 

 underside of the flagellum of the antennae fulvous red. 



Hah. Barrackpore, Bengal. 6 • Length. 8 ; exp. 16 mm. 



302. Pompilus SUhsericeus, Sauss. Novara Seise, Hym. p. 60, fig. 39, 



$ (1867). 

 PompiUis pruinosus, Smith, New Sp. Hym. B. M. p. 147, 5 {nee 

 Smith, Cat. iii, p. 141, $). 



5 • Densely pruinose ; the clypeus transverse, its anterior 

 margin slightly arched ; head sessile ; pronotum long, posteriorly 

 angulated ; mesonotum short, with a slight shallow longitudinal 

 medial sulcation at apex ; median segment long, gradually rounded 

 to its apex and with a marked longitudinal groove down the 

 middle ; legs with the tibiae and tarsi slightly spinose, the tibial 

 calcaria long and stout; abdomen subpetiolate, fusiform, and 

 slightly compressed. Black, with hoary grey pile, dense on the 

 clypeus, head and face, on the posterior margin of the pronotum, 

 the apex of the mesonotum, scutellum, postseutellum, and median 

 segment, and on the abdomen, where it forms broad bands on 

 the posterior margins of segments 2-5, leaving the base of these 

 segments black and shining ; wings hyaline, the apex broadly 

 infuseated, nervures and tegulae testaceous. 



Hah. Sikhim ; Kumaun ; Burma ; extending to China. $ . Length 

 10-12; eap. 18-21 mm. 



