AXDRENID.E. 259 



shilling, wings slightly dusky, propodeum finely rugose, 

 densely fringed at the sides in the $ with white hairs; 

 abdomen finely punctured, shining, especially in the $ , 

 clothed in both sexes with very short semi-erect black 

 hairs, apices of the segments deeply impressed, impunctate 

 in the <S , first, second, third, and fourth in the ? with an 

 apical line of white pubescence, often rubbed off, these are 

 sometimes more or less indicated in the S , apical fringe 

 in the ? golden brown, segments beneath fringed with 

 long pale hairs in both sexes ; legs clothed with pale hairs, 

 floccus and hairs of the femora white, posterior tarsi in 

 both sexes and posterior tibias in the ? clear testaceous. 



L. 8-9 mm. 



Common in some localities, especially in the North. 

 Chobham ; Woking ; June to August, usually on flowers 

 of Potentilla tormenfilla. Berwickshire ; Wakefield ; 

 Weybridge ; Ireland; (Smifh). Northumberland; (Bold). 

 Lancashire; {Gardner). Hastings; Parley Heath ; {Dale). 



A. Coitana, Kirhy (Shawella, liirh.). — Black, shining, 

 except the head in both sexes, and the thorax in the $ 

 which are dull, head clothed with brownish grey hairs, 

 orbital impressions in the ? filled with bright golden 

 brown pubescence, very conspicuous in certain lights, 

 clypeus, and the apices of the cheeks at its sides, white in 

 the c?, and clothed with white hairs, antennfe more or less 

 piceous beneath in both sexes, the third joint slightly 

 longer than the next two together; mesonotum including 

 the scutellum in the S very shining and remotely punc- 

 tured, the interstices quite smooth, dull and rather closely 

 punctured in the ? ; wings slightly smoky, propodeum 

 finely rugose; abdomen shining, elliptic and narrow at 

 the base in the $ , segments very slightly impressed at 

 the apex, finely punctured at the base, clothed in the c? 

 with short erect, blackish hairs, second and third segments 

 in both sexes with a lateral line of white pubescence at 

 the apes, and the fourth with an entire narrow baud, 



