298 



SPHEGID^E. 



of the abdomen yellowish white ; the head above, a spot on the 

 prouotum in front, the mesonotum, and the base and middle of 

 the slope of the median segment blaek ; the legs variegated with 

 pale reddish, and the abdomen except the markings as above ferru- 

 ginous, somewhat fuscous on the apical half above ; wings hyaline, 

 nervures ferruginous. 



Hah. JVorthern India (Smith). $ . Length 10 ; cwj). 19 mm. 



536. Philanthus sulphureus, Stnith, Cat iv, p. 4G9, c? ; Com. Mem. 



Manch. L. Ph. Soc. (4) iii, 1890, p. 248. 



S . Head above the emargination of the eyes, mesonotum, 

 scuteUum, postscutellum, median segment on the sides and at 

 apex, and the abdomen punctured, the punctures finer and 

 closer on the head, coarser on the abdomen ; clypeus and front 

 of the face, the cheeks partially, the pronotum, the base of 

 the median segment above, and the legs smooth and shining, 

 anterior margin of clypeus arched and fringed with long stiff 

 hairs ; median segment with a fovea at base above, the apex 

 truncate with a medial vertically-impressed line. Sulphur- 

 yellow, the clypeus and front beneath and around the base of 

 the antennae, and the base of the mandibles white ; a line round 

 the upper part of the eyes, joined by a curved line over the 

 posterior ocelli, and another on the occiput, the anterior, lateral, 

 and apical margins of the mesonotum, a medial longitudinal 

 black line over its disc, and a mark produced angularly back in the 

 middle at the base of the median segment black, the apical eight 

 joints of the antennae, the apical margins of abdominal segments 1-3 

 and basal margin of the 4th obscurely ferruginous ; legs yellow ; 

 wings hyaline, nervures and tegulae yellow. 



Hah. Northern India (Smith). cJ . Length 9 ; exj). 17 mm. 

 2 unknown. Type in coll. British Museum. 



537. Philanthus concinnus, Binffh. Jour. Linn. Soc. 1896, p. 442. 



2 . Head and thorax finely and closely punctured, abdomen 

 smooth but not shining ; head somewhat broader than the thorax, 

 obscurely subpubescent ; clypeus carinate in the 

 middle anteriorly, the apex projecting ; meso- 

 notum broad, convex ; median segment rounded, 

 with a somewhat steep slope posteriorly, and 

 bearing a medial longitudinal fine furrow ; legs 

 stout, the tibiae and tarsi of the intermediate and 

 posterior legs thickly spinose ; abdomen as long 

 as the head and thorax united, the petiole con- 

 Philantlms cov^ strict ed at apex; anal segment rounded at apex. 

 cinnus, 9. f. Black, the base of the mandibles, tlie clypeus, a 

 crescentic mark above it, the inner orbits, up to 

 the emargination of the eyes, a spot on the scape in front, a 

 narrow line sloping obliquely back behind the eyes, an abbreviated 



