British Hymenoptera. '2ill 



? . Only differs from the <? in having, besides the 

 ordinary sexual characters, the face black, the clypeus 

 black and strongly punctured, the sides of the face 

 clothed with pale hairs, and the orbital impressions 

 filled with golden velvety pubescence ; in having the 

 thorax nearly naked on the disk, and the base of the 

 metathorax more finely clathrate, the abdomen wider 

 and the white bands more distinct, the apex of the 5th 

 and the 6th segments clothed with bright golden hairs ; 

 apical dorsal valve flat and simple ; beneath punctured, 

 segments fringed at the apex with long golden hairs. Legs 

 with pale golden hairs ; tarsi testaceous at the apex. 

 Length 11 — 14 mm. 



Hah. Common and generally distributed. 



44. Andrena minutula, Kirby. 



Kirby, Mon. Ap. Angl., ii., p. 161 ; Smith, Cat. Brit. 

 Hym., 2nd ed., p. 66 = parmda, Kirby, Smith, &c. 



Small, black. Abdomen dull in both sexes, finely 

 rugulose, but not punctured. Scopae of ? silvery or 

 brownish grey. 



^ . Head and thorax finely rugulose and punctured ; 

 face clothed with long black hairs in the early spring 

 form, with shorter grey ones in the summer and autumn 

 form. Antennae reaching to the scutellum. Mesothorax 

 clothed with greyish brown hairs. Metathorax finely 

 rugose, the rugosities longitudinal at the base, sides with 

 long hairs. Abdomen finely rugulose, not punctured, 

 the apex of each segment smooth and shining ; surface 

 clothed with short pale hairs; 2nd, 3rd, and 4th seg- 

 ments with a little white pubescence on each side at the 

 apex, 6th and 7th segments clothed with white hairs 

 with a slight golden tinge ; beneath clothed with white 

 hairs, apical ventral segment somewhat rounded. Legs 

 black, with silvery grey hairs ; tarsi piceous at the apex. 



? . Head clothed with pale yellowish grey hairs. 

 Vertex longitudinally rugose. Clypeus largely punc- 

 tured ; orbital impressions filled with golden pubescence. 

 Mesothorax finely rugulose and rather closely punctured. 

 Metathorax finely rugose, its sides clothed with yel- 

 lowish grey hairs. Abdomen ovate, finely rugulose, not 

 punctured ; 2nd and 3rd segments with a few silvery 

 hairs on each side at the apex ; 4th segment with an 



