SPHEGTD.£. 129 



bases of tlie other pairs, and the anterior and intermediate 

 tarsi white, intermediate and posterior tibite brown across 

 the middle and red at the apex, posterior tibiss very clavate, 

 irregularly spiuose, posterior tarsi brown, anterior meta- 

 tarsi in the ^ very long and dilated, intermediate pair long 

 and angularly produced near the base. 



L. 6-7 mm. 



Rare ; Wandsworth. London District ; (Smith). Col- 

 chester; (Harwood). Wottou-under-Edge ; (V. R. Pcrkinx). 

 Bickleigh and Bxminster, Devon ; {Bignell). Norfolk ; 

 (Bridgma)i). Perth. Glanvilles Wootton ; (Dale). Nuu- 

 ton ; (Marshall). Bosmoor; (Pt/^ard.) Smith says it nidi- 

 ficates in brambles and briars. 



C. clavipes, Linn. — Like tibialis in shape but rather 

 smaller and more slender, ^ with only the scape of the an- 

 tennEe white, and only the sixth joint sinuate beneath, the tarsi 

 simple and the abdomen with a red central band ; the ? has 

 the scape of the antenuEB white, the abdomen with a red cen- 

 tral band, its apical segment not clothed with erect hairs, 

 the intermediate tibiaj entirely pale, posterior pair black at 

 the apex, very clavate and almost destitute of spines. 



L. 5-7 mm. 



Generally distributed but not recorded from Ireland ; nests 

 in dead bramble stems. 



(SuBQ. CCELOCRABRO.) 

 C. leucostomus, Linn. — Black, shining, calcaria in both 

 sexes and the extreme base of the posterior tarsi in the ? 

 pale ; head and thorax clothed with erect hairs, head widely 

 channelled between the eyes, finely and remotely punctured, 

 clypeus clothed with bright silvery hairs, truncate in the 

 (J, its angles produced and prominent; mosonotum very 

 finely and irregularly punctured, wings slightly smoky, 

 basal area of the propodeum smooth and shining, without 

 any marginal sulcature, central sulcature deep in the ? , 

 shallow in the c?, sides beyond the area dull, punctured, 



K 



