HYMENOPTERA. 261 



basal joint and the extreme apex of the apical one, the mandi- 

 bles and legs red, the face densely covered with snow-\vhite 

 pubescence, the entire insect as it were powdered with white 

 scales, lines of the same traversing the collar, margins of the 

 scutellum and epaulets of the tegulse ; the entire thorax beneath 

 and on the sides, the legs in front and the entire abdomen 

 beneath densely covered with white scales ; the transverse bands 

 on the abdomen above cover both the apical and basal margins 

 of the segments, widening and uniting at the sides, the margin 

 of the base of the abdomen has an interrupted band ; the supe- 

 rior plate of the apical segment is short, rounded gradually at 

 the sides to the apex, which is fiu-nished with a short acute spine, 

 from which a sharp carina passes forwards half-way towards the 

 base of the segment ; the ventral plate is longer than the upper 

 one and is rounded at its apex ; the abdomen is more or less red 

 beneath, sometimes entirely so. 



Hah. Turkey. 



16. C(ELIOXYS CAUDATA. B.M. 



Coelioxys caudata. Spin. Ann. Soc. Ent. Fr. vii. (1838) 535. 



Hab. Egypt ; Albania ; South of France. 



Our specimens differ slightly from the type, but not sufficiently 

 to justify making a distinct species unless" a larger number could 

 have been examined. 



17. CCELIOXYS ELYTRURA. 



Coelioxys elytrura. Spin. Ann. Soc. Ent. Fr. vii. (1838) 532. 

 Hab. Egj'pt. 



18. CCELIOXYS RUFIVENTRIS. 



Coelioxys rufiventris. Spin. Ann. Soc. Ent. Fr. vii. (1838)531. 73, 

 Hab. Egypt. 



19. CCELIOXYS DECIPIENS. 



Coelioxys decipiens, Spin. Ann. Soc. Ent. Fr. vii. (1838) 532. 

 Savig. Exped. d'Egypte, pi. 4. f. 14 ? , 15 c? $ . 



Hab. Egypt. 



20. CCELIOXYS AFRA. 



Coelioxys afra, St. Farg. Hym. ii. 525. 7. 



Liicas, Explo. Sc. Alg&. iii.21(). 144. pi. .9. f. 10. 



Hab. Algeria (Oran), 



