SATJUS. 129 



$ . Head, thorax in front, and abdomen pruinose ; median seg- 

 ment transversely striate ; elypeus broader than high, sligbtly 

 convex, its anterior margin transverse, or widely but not deeply 

 emarginate ; pronotuni square, almost transverse in front, with the 

 anterior lateral angles somewhat produced, posteriorly arched ; 

 median segment with a gradual slope, the apex abruptly truncate, 

 the face of the truncation smooth and shining ; legs robust, long, 

 the tibiae and tarsi spinose, the posterior tibia? grooved but not 

 serrated ; abdomen pseudosessile, robust, fusiform and somew hat 

 curved. Head, pronotnm, mesonotum, scutellum, postscutelium, 

 the coxae in front, the femora, tibiae, and tarsi of the anterior legs, 

 and the femora, tibia?, and tarsi of the two posterior pair fulvous 

 red ; the head, pro- and mesonotum, and scutellum clothed with a 

 dense golden pile ; the median segment, the anterior coxae at the 

 back, the coxa? of the intermediate and posterior legs, and the 

 abdomen black, the last with a velvety black pile having gleams 

 of golden brown in certain lights ; wings broad, from pale flavo- 

 hyaline to deep fulvo-hvaline, the apical margins paler, the ner- 

 vures and tegulae fulvous red. 



c? similar, but slighter and smaller, with porrect antennae. 



Hah. Sikhioi ; Burma ; Tenasserim ; and Ceylon. $ . Length 

 20-35; exji. 38-()-i mm. J. Length 18-28 ;" 075. 39-53 mm. 

 A very vai'iable insect as to size. 



252. Salius fulvlpennis. 



Spliex fulvipeniiis, Fahr. Ent. Syst. ii, p. 218. 



Pompilus fulvipennis, Fahr. Syst. Piez. p. 198 ; Smith, Cat. iii, 



p. 144 ; Sauss. Novnra Reise, Hym. p. 58, 5 cj • 

 Hemipepsis fulvipetmis, Dahlh. Hym. Eur. i, p. 462, 

 Salius fLilvipennis, Cam. Me^n. Manch. L. Ph. <S'oc.(4) iv, 1891, p. 444. 



2 . Head and thorax in front pruinose, median segment trans- 

 versely striate, abdomen smooth and shining ; clypeus convex, its 

 anterior margin transverse in the middle, oblique at the sides ; 

 front with a short obsolete vertically impressed line, eyes slightly 

 convergent above ; pronotum short, somewhat square anteriorlv, 

 its posterior margin widely arched ; median segment rather long, 

 posteriorly rounded, with a gentle slope to the apex ; legs long, 

 the tibiae and tarsi spinose, the posterior tibia? slightly serrate; 

 abdomen pseudosessile, fusiform, as long as the head and thorax 

 together, apical segment studded with stiff hairs. Head, pro- 

 and mesonotum, scutellum, postscuteHum, apical half of the 

 femora, the tibiae and tarsi, and the apex of the abdomen reddish 

 yellow, the head, pro- and mesonotum covered with a dense short 

 golden pile ; the thorax beneath, the median, segment, the coxae, 

 trochanters, and basal half of the femora, and the abdomen except 

 at apex, black, with iridescent tints on the abdomen in certain 

 lights ; wings flavo-ferruginous, the apex of the fore wing and 

 apex and narrow posterior margin of the hind wing fuscescent. 



S similar, but slighter, and with the antennae porrect. Varies 

 in having the sides of the pro- and mesonotum blackish, and in a 



VOL. I. k; 



