HYMENOPTERA. 341 



mer orbit of the eyes as high as the anterior stemma, the sides 

 of the clypeus and labrum, as well as the palpi, yellow; the fla- 

 gellum pale testaceous beneath. Thorax : the posterior mar- 

 gin of the prothorax, a minute spot at the posterior angles of 

 the mesothorax and the post-scutellum, yellow; the metatho- 

 rax emarginate its entire width, the posterior angles produced, 

 forming acute teeth, which are yellow ; the wings hyaline, the 

 nervures black ; the anterior tibiae and tarsi yellow in front, the 

 claw-joint entirely so. The apical margins of all the segments 

 of the abdomen have a narrow yellow fascia, which is continued 

 beneath ; the apical segment has an angular spot on each side 

 above. 

 Hab. Brazil, (Coll. W. W. Saunders, Esq.) 



15. LARRA CIXGULIGERA. B.M. 



Female. Length 5 lines. Black : the scape in front and the 

 clypeus yellow, the latter covered with bright silvery pile ; the 

 flagellum beneath, except two or three of the basal joints, ful- 

 vous. Thorax : the posterior margin of the prothorax and the 

 tubercles yellowish-white ; the tegula? and legs ferruginous ; the 

 coxae and anterior femora beneath fuscous ; the wings hyaline, 

 the nervures fuscous. Abdomen : the first and three following 

 segments have towards their apical margins an uninterrupted 

 yellowish -white baud ; the apical margins of the segments, be- 

 neath, have a yellowish-white bisinuated fascia. 



Hab. Interior of South Africa. 



16. LARRA CITRINA. 



Larra citrina, King, Symb. Phys. dec. v. t. 46. f. 4 $ . 

 Hab. Egypt. 



17- LARRA COMBUSTA. B.M. 



Female. Length 8-9 lines. Head black ; a narrow line at the 

 outer orbit of the eyes, the face below the anterior stemma, the 

 clypeus, mandibles and antenna, ferruginous; the tips of the 

 mandibles black ; the apical joints of the flagellum fuscous above. 

 Thorax black ; the prothorax, sides of the mesothorax, the scu- 

 tellum, the tegulae and legs, ferruginous; the posterior legs more 

 or less fuscous; wings dark brown, with a violet iridescence. 

 Abdomen fusco-ferruginous, shining, and closely and finely punc- 

 tured ; beneath, clear red at the base. 



Hab. Asia Minor (Trebizond). 



