n8 HYMENOPTERA ACULEATA. 



? much raised and free almost from 

 the base ....... ladiata, 



(7) 10. $ clypeus trxmcate at the apex ; ? with 

 the centre of the clypeus conTei, raised 

 towards the apex, which is aemi- 

 circularly emarginate .... iNTERKurTA. 



C. Ornata, ScUxff. — Black, dull, very largely and 

 coarsely punctured, face, the scape of the antennne some- 

 times, as also a lino on the post-scutellum, yellow, wings 

 slighty dusky, especially at the apex ; the base of the 

 second abdominal segment and the whole or nearly the 

 whole of the third and fifth in the ? , and of the third and 

 sixth in the c? yellow, fourth in the ? , fourth and fifth in 

 the (J black, occasionally in the ? , generally in the S with 

 lateral yellow spots, often leaving only a basal triangle 

 black ; legs yellow, femora black, except at the apex ; head 

 and thorax clothed with pale hairs, S with the clypeus not 

 toothed, ? with the apical impression of the clypeus ex- 

 tending towards the base to within a third of its entire 

 length, apical joint of the antennae in the cJ simple ; basal 

 area of propodeum shining, diagonally striate near the 

 margins, especially towards its basal angles ; abdominal 

 constrictions very strongly marked, second segment with a 

 raised basal area beneath, pygidial area in the c? shining 

 and very largely punctured, dull and very finely rugulose 

 in the ? , with only a few superficial punctures, its sides 

 fimbriated, apical ventral segment deeply emarginate in 

 the S ; tibiae spinose. 



L. 10-15 mm. 



Widely distributed and common in many localities. 



C. emarginata, Pauz., sahulosa ^, Shuck., Sauiid. 

 8[i}i0j)sis, Sntiih ?). — Allied to the preceding in having the 

 second abdomina segment beneath semicircularly raised 

 in the centre, but distinguished easily by the more lemon- 

 yellow colour of the markings, the nearly entirely pale legs, 

 the antennae fulvous beneath and the deeply striated basal 

 area of the propodeum, on each side of which there is usually 



