278 SPHEGID.^;, 



very minute and close but shallow punctures ; head not quite 

 so \\ ide as the thorax ; the clypeus broad anteriorly, broadly but 

 not deeply emarginate, the sides oblique, the front flat ; the 

 anterior ocellus in a slight hollow ; mesonotum anteriorly with a 

 short, shallow, medial longitudinal furrow ; median segment with 

 a semicircular fine furrow about midway ; abdomen stout, broad, 

 much longer than the head and thorax united. Head, pronotum, 

 anterior femora at apex, the tibiae, tarsi, and 2nd and following 

 segments of the abdomen red ; the thorax and basal abdominal 

 segment black ; the clypeus covered with a thin silvery pile ; wings 

 fuscous, with a purple effulgence. 



(S similar, but the base of the clypeus, the vertex and head pos- 

 teriorly, and the base of the 2nd segment of the abdomen black. 



Bab. Punjab; North- West Provinces; Madras. $. Length 

 22-25 ; exp, 40-45 mm. c?- Length 17-20; exp. 40-43 mm. 



505. Stizus calopteryx. 



Larra fasciata, Fabr. Ent. Syst. Suppl. p. 253 {nee Bembex {recte 

 Stizus) fasciata, Fahr. Spec. Ins. i, p. 458) ; Stnith, Cat. iv, p. 342. 



Stizus fasciatus, Cam. Mem. Manch. L. Ph. Soc. (4) iii, 1890, 

 p. 244. 



Stizus calopteryx, Handl. Sitzungsb. Akad. Wiss. Wien, ci, 1892, 

 p. 110. 



$ . Head, pronotum, scutellum, postseutellum, and base of 

 median segment rather sparsely but finely, mesonotum and 

 abdomen more closely punctured ; clypeus convex, almost trans- 

 versely rectangular, its anterior border very slightly emarginate ; 

 the enclosed space at the base of the median segment shining, 

 rather sparsely but strongly punctured, with a trace of a medial 

 longitudinal furrow which is continued down to the apex of the 

 segment. Light red, the posterior face of the median segment 

 and the basal three abdominal segments black ; wings fuscous, with 

 a brilliant purple effulgence, broadly hyaline at base and apex. 



S similar, more slender, light red, the front and vertex of the 

 head more or less, the mesonotum except a broad line laterally, 

 the scutellum, postseutellum, median segment, basal three abdo- 

 minal segments and basal half of the 4th black. 



Huh. Sikhim ; Barrackpore ; Bangalore. § . Length 16-20 ; 

 exp. 30-36 mm. 6 . Length 13 ; exp. 26 mm. 



506. Stizus cornutus. 



Larra cornuta, S7n{th, A. M. N. H. (4) xii, 1873, p. 403, 2 . 

 Stizus cornutus, Handl. Sitzungsb. Akad. Wiss. Wien, ci, 1892, 

 p. 112; Catn. Mem. Manch, L. Ph. Soc. (4) iii, 1890, p. 244. 



2 . Head opaque, densely pilose on the front, the pile thin and 

 sparse on the vertex and cheeks ; pronotum smooth ; mesonotum 

 and scutellum densely pruinose, with a medial longitudinally 

 impressed line on the disc of the former, and two other lateral 

 parallel extremely short lines closer to the tegulae ; postseutellum, 

 the base narrowly and the sides more broadly of the median 



