AXDRENID^. i75 



the seventh scarcely visible, the eighth produced, narrow, 

 and slightly widened at the apex, armature with tlie 

 stipites very large at the base, and longer than the narrow 

 apical processes, which bear a narrow tuft of hairs pro- 

 jecting on their external side, sagittfB divergent, angularly 

 produced laterally ; legs clothed with pale hairs in the S, 

 with sooty hairs in the ?, posterior femora in the S with 

 a large truncate spine beneath, posterior tibiiB curved, 

 thickened at the apex, with a tuft of long hairs on their 

 inner margin, coxte simple, scopte of the ? greyish 

 brown (although often covered with bright yellow pollen). 



L. 7-8 mm. 



Burrows in the ground, generally in sandy or gravelly 

 places, the males often spend the night curled up in com- 

 posite flowers ; abundant in some jilaces, occurring in July 

 and August; Chobham; Woking; Hastings; Bourne- 

 mouth, Blackheath, Isle of Wight ; (Smith). Sidmouth ; 

 {R. C. L. Perkins). Land's End; (Marquand). Devonshire; 

 {Parfift). Croydon; (Marshall). 



P. ursinus, G»iel. [Banksianus, Kirhij). — Rather larger 

 than the preceding, black clothed with black hairs, head in 

 both sexes densely hairy, in the c? scarcely wider than the 

 thorax, antennaj black ; mesouotum shining, finely and re- 

 motely punctured, sparsely hairy, propodeum shining, im- 

 punctate, its basal area impressed, but not clearly defined, 

 posteriorly with a deep oblong fovea; abdomen shining, 

 clothed with black hairs in the cJ, with finer, brown hairs 

 in the ? , segments with the apical impressions deep, 

 glabrous, and piceous, apical fringe sooty black in the J, 

 brown in the ? ; beneath with the segments fringed at the 

 sides with black hairs in the cJ , in the ? the fringes of the 

 segments are brown and entire, sixth segment in the cJ deeply 

 emarginate, seventh impressed along the centre, slightly 

 emarginate at the apex, eighth narrow, parallel-sided, 

 hairy, its apex truncatelj' rounded, armature testaceous, 

 with the stipites wide at the base, produced at the apex ou 



