120 HYMENOPTERA ACULEATA. 



pronotum with two yellow spots, tegalas and post-scutellum 

 in both sexes, and two spots on the propodenm in the 

 $ yellow, wings slightly dusky, clouded along the costa 

 and apex, nervures testaceous, basal area of propodeum 

 dull, striated ; abdomen slightly shining, yellow ; all the 

 segments in the ? except the apical one with a black, more 

 or less angular, basal band ; in the S the basal segment 

 is entirely black or has two round lateral yellow spots, 

 carina) of pygidial area in the ? subparallel, its surface 

 wrinkled and largely punctured at the base; penultimate 

 segment in the S without lateral pencils of setae, apical 

 ventral valve densely clothed with golden hairs at the base ; 

 legs yellow in the ^ , testaceous in the ? ; femora above 

 more or less black, the posterior tibias black, or clouded at 

 the apex, inwardly. 



L. 12-16 mm. 



This fine species is abundant in many sandy localities 

 and seems to be widely distributed, but I have received no 

 Irish or Scotch localities for it. 



C. interrupta, Panz (b-fascinta Sviilh, Sannd., nee 

 liossi). — Vei-y like the preceding, but smaller and more 

 shining, punoturation of the mesonotum larger and more 

 remote, and the pubescence in the S less dense ; clypeus 

 in the S simply truncate at the apex, that of the ? raised, 

 the raised portion slightly narrowed and convex towards 

 the apex, which is semicircularly emarginate ; basal segment 

 of the abdomen in the ? less hairy and with only a small 

 pale spot on each side, pygidial area narrow, wrinkled, 

 largely punctured at the base, that of the S shining and 

 very largely punctured, the penultimate segment in this 

 sex with a pencil of fine hairs on each side, legs testaceous 

 in the ? , yellow in the c? , in which sex the anterior and 

 intermediate femora are black at the base, and the posterior 

 pair have a dark subapical ring. 

 L. 8-11 mm. 

 Chobham; Southwold; Southend; Birchwood; Lowestoft; 



