286 SPHEGID^ . 



the vertex, the outer orbits broadly but not reaching the vertex, 

 the pronotum, a curved broad line on the median segment, the 

 legs, irregular marks on the pro-, meso-, metapleurse, and posterior 

 angles of the median segment, an elongate patch on each side of 

 the basal three abdominal segments, a broad subapical band on the 

 following two, and a largish spot ou the apical segment (sometimes 

 wanting), yellow ; the pronotum, coxse, and femora of the legs have 

 some obscure ferruginous marks, and the 4th and 5th abdominal 

 segments a ferruginous spot on each side on the yellow ; the vertex 

 of the head, the front to the base of the antennae, the occiput, 

 pectus, sides of the thorax and of the mesonotum, a medial broad 

 line on the last not reaching its posterior margin, the greater part 

 of the median segment, and the bases of the 2nd and following 

 segments of the abdomen (normally not seen) black.; wings flavo- 

 hyaline, nervures and tegvilse yellow. 



c? similar; the 7th abdominal segment ferruginous, with a yellow 

 medial spot, the sides dentate. 



[lah. Tranquebar ; Tirhoot ; Calcutta ; Bombay. § . Length 

 23-25 ; e.vp. 36-45 mm. d • Le7igth 18-24 ; ea^j." 40-45 mm. 



516. Bemhex melancholica, Smith, Cat. iv, p. .328, 5 s ; Cam. Mem. 

 Manch. L. Ph. Soc. (4) iii, 1890, p. 247 ; Handl. Sitzungsb. Akad. 

 Wiss. Wien, oil, 1893, p. 783, pi. ii, fig. 5, pi. v, fig. 17, pi. vii, fig. 5. 



c? . Clypeus and front smooth, the vertex of the head finely 

 punctured ; thorax and abdomen more closely punctured than the 

 head ; the head above the occiput, thorax, and abdomen pubescent, 

 the pubescence erect, soft, and rather long on the head and on the 

 sides and apex of the median segment ; vertex of the head con- 

 cavely depressed, with a deep groove on each side of the ocellar 

 area; antennae with the 8th-10th joints spinous below, the 11th 

 and 12th excavate, the 13th truncate at apex, the intermediate 

 femora broad, with a rounded incision close to the apex on the 

 underside ; basal ventral segment of abdomen with a prominent 

 tubercle ; apical segment dentate laterally, the apex incised. 

 Black, the pubescence fuscous on the head above and occiput, 

 whitish on the median segment ; the labrum, base of the mandibles, 

 clypeus, sides of the face and front to a little above the base of 

 the autenuse, the scape, the pronotum, a L J-shaped mark and a 

 line above the tegulae on the mesonotum, a curved band on the 

 scutellum, another on the postscutellum, a triangular mark at the 

 base and the posterior lateral angles and sides of the median seg- 

 ment, the pleurae, and broad transverse bands, with their posterior 

 borders emarginate in the middle and crenulate, on abdominal 

 segments 1-6, with a triangular spot on the 7th segment, lacteous or 

 livid yellow ; the clypeus with two divergent rectangular spots at 

 base, the middle of the ])ronotum, a few marks on the pleurae, and 

 an elongate obhque spot on each side above on the yellow bands 

 of the 2nd-6th abdominal segments, black ; legs lacteous yellow, 

 variegated with black ; wings clear hyaline, nervures and tegulae 

 dark brown. 



