Hymenoptera Orientalis. 245 



9. Stizus reversus. 



Larra reversa, Smith, Cat. Hym. Ins. IV., 349. 

 Hab. Sumatra. 1 



10. Stizus rufescens. 



Larra rufescens, Smith, Cat. Hym. Ins. IV., 349. 



11. Stizus orientalis, Cam., infra. 

 Hab. Barrackpore. 



12. Stizus vespiformis. 



Sphex vespiformis, Fab., Spec. Ins. I., 447, 23. 

 TipJiia vespiformis, Fab., Mant. Ins. I., 1781. 

 Larra vespiformis, Fab., Ent. Syst. II., 220, 1, ; Syst. 



Piez., 219, 1. 

 Stizus vespiformis, Dahlbom, Hym. Eur. I., 154; St- 



Fargeau, Nat. Hist. Hym. Ins., III., 297. 

 Hab. Madras, Punjaub, Northern India. 



Stizus orientalis, sp. nov. 



Brtinneus, flavo-variegatus, facie flava ; antennis pedibus- 

 que rufis; a/is flavo-hyalinis. $ Long. 24 mm. 



Eyes converging towards the apex ; ocelli in a triangle ; 

 the anterior in a pit ; the posterior separated from each 

 other by almost twice the distance they are from the eyes ; 

 a broad furrow runs down from the anterior. Clypeus con- 

 vex ; labrum rounded broadly at the apex. A dark brownish 

 stripe runs through the hinder ocelli to the eyes ; the an- 

 terior ocellus has a similar brownish spot ; and there is an 

 elongated mark over each antennae. The head is closely 

 and finely rugosely punctured. Mandibles clear yellow at 

 the base, shining, impunctate ; palish yellow. Scape 

 punctured, covered with a short silvery pile ; the third 

 joint is as long as the fourth and fifth united. 

 Thorax finely rugosely punctured ; densely covered with 

 soft woolly white hair ; median segment at apex semi- 

 perpendicular, deeply and widely sulcated, and transversely 



