Hymenoptera Orientalis. 475 



cheeks covered with a dense short whitish pile. Front and 

 vertex obscurely alutaceous. Prothorax a little shorter than 

 the head ; and with a rounded slope to the head. Median 

 segment with a gradually-rounded slope to the apex.. 

 Abdomen subsessile, as long as the head and thorax united ;. 

 pruinose, the apical segment coarsely rugose, covered with 

 long bristly stout hairs. Legs stout, the hinder tibiae with 

 five rows of long stout spines ; the long spur of the hinder 

 tibiae reaches beyond the middle. (For wings see pi. III., 

 fig. 25.) Claws with a short submedian tooth. 



POMPILUS LASCIVUS, sp. nov. (PI. III. f 26). 



Black ; the head, prothorax, mesonotum, with scutellum 

 and metanotum, red ; the wings with the basal half hyaline, 

 the apical fusco-violaceous, except the extreme apex. Head 

 wider than the thorax ; the eyes almost parallel ; the ocelli 

 hardly forming a triangle ; separated from the eyes by a 

 distinctly greater distance than the hinder are from each 

 other. Clypeus convex, the apex rounded. Prothorax 

 shorter than the head, arcuated behind. Median segment 

 with a gradually rounded slope, longer than the pro- 

 thorax, transversely striolate. Abdomen subsessile, as 

 long as the head and thorax united ; with an olive 

 tint, pruinose ; the apical segment shining, impunctate. 

 Antennae stout. Legs stout, the tibiae sparsely spined; 

 covered with a silvery pubescence ; the long spur of the 

 hind tibiai reaches a little beyond the middle. (For wings 

 see pi. III. f. 26.) The entire body is more or less pruinose ;. 

 the head and thorax semi-opaque, coarsely aciculate. 

 Length, 7 mm. 



POMPILUS ZEBRA, Sp. nov. (PI. III. f 27). 



Black, the mandibles, apex of clypeus, inner orbits of 

 the eyes to near the top broadly, the outer narrowly, a 

 broad band on the pronotum, tegulae, the abdomen with a 



