166 OXYBELUS NIGRICORNIS. 



Oxybelus quatuordecim-notatus, Jurine, Hym. 217. t. 11. f. 5. 



Latr. Gen. Cr. et Ins. iv. 79. 



Oliv. Encycl. Meth. viii. 596. 13. 



Van d. Lind. Obs. ii. 37. 11. 



St. Farg. Hym. in. 220. 12. 

 Oyxbelus quatuordecim-guttatus, Shuck. Foss. Hym. 112. 9. 



Dahlb. Hym. Europ. i. 270, 168. 



Female. Length 3| lines. Black ; head and thorax punctured 

 and pubescent ; antennae piceous, with the apex of the scape 

 and the apical half of the flagellum fulvous; mandibles yel- 

 low at their base, rufous in the middle, and black at their 

 apex. Thorax : a transverse line on each side of the collar, 

 the tubercles, tegulae, a spot on each side of the scutellum, two 

 curved lines running from the lateral edges of the scutellum to 

 the base of the wings, and two incurved squamae at the posterior 

 margin of the scutellum, yellow ; the spine at the base of the 

 metathorax short, obtuse, and emarginate at its apex ; wings 

 slightly coloured, with their nervures brown ; legs black, with 

 the inside of the anterior and intermediate femora, and the ex- 

 terior of all the tibiae, yellow ; the tarsi ferruginous, the basal 

 joints of the intermediate and posterior pairs fusco-ferruginous. 

 Abdomen delicately punctured, with a transverse yellow spot 

 on each side of the first five segments ; the margins of the third, 

 fourth, and fifth segments rnfo-piceous, and the apical segment 

 ferruginous. 



Hob. Not known. Type in the British Museum. 



6. Oxybelus nigricornis. 



O. niger ; thorace abdomineque flavo maculatis ; pedibus flavis ; 

 mucrone metathoracis acuto. 



Oxybelus nigricornis, Shuck. Foss. Hym. 112. 7. 

 Dahlb. Hym. Eur. i. 267. 164. 



Female. Length 3J lines. Head and thorax black, punctured, 

 and pubescent ; the face covered with silvery pubescence. 

 Thorax : a spot on each side of the collar, the tubercles, and 

 the squamae at the posterior margin of the scutellum, yellow ; 

 the mucro at the base of the metathorax canaliculated above, 

 and acute at the apex; the wings slightly coloured, their 

 nervures rufo - testaceous ; the legs yellow, with the inside of 

 the anterior femora and the upper part of the intermediate 

 and posterior tibiae black; the tarsi ferruginous, the anterior 

 pair ciliated, and the intermediate and posterior tibiae spinose. 



