BEES OF GREAT BRITAIN. 89 



the apical fimbria fulvous ; the apical margins of the third and 

 fourth segments have sometimes a thin fulvous fringe. B.M. 



Male. Length 4 lines. The head and thorax have an obscure 

 rufo-fulvous pubescence ; the antennae shorter than the thorax, 

 dark rufo-testaceous beneath ; wings as in the female ; the 

 intermediate tarsi and the posterior tibiae and tarsi, rufo-fulvous ; 

 the claws of the anterior tarsi fulvous. Abdomen oblong-ovate, 

 punctured, the margins obscurely rufo-piceous, the three apical 

 segments having a thin fringe of pale fulvous pubescence. 



B.M. 



This is a very local insect ; it appears about the beginning of 

 June ; in some places it is not uncommon. It has been observed 

 entering its burrows in a bank of light earth at Hawley in Hamp- 

 shire, and also occurs at Wey bridge. It frequents a species of 

 Hawkweed (Hieracium), in which the males are frequently to be 

 found reposing. 



48. Andrena fulvescens. 



A. nigra, fulvo-villosa ; tibiis tarsisque posticis fulvis; abdomine 

 apice fulvo. 

 Andrena fulvescens, Smith, Zool. v. 1732. 10. 



Female. Length 5 lines. Black ; the face clothed with fulvous 

 pubescence, the flagellum fulvo-piceous beneath. Thorax 

 clothed with fulvous pubescence ; the wings subhyaline, and 

 having a fulvous tinge, the nervures fulvo-testaceous ; the 

 floccus, scopa, and the pubescence on the legs and apex of the 

 abdomen bright fulvous ; the posterior tibiae "and tarsi rufo- 

 fulvous, the claws of the same colour ; the abdomen ovate, 

 smooth and shining. B.M. 



Male. Length 4|-5 lines. The clypeus yellowish-white, having 

 two minute black dots, and covered with white pubescence ; 

 on the vertex and on the thorax it is ochraceous; wings as 

 in the female ; the legs have a griseous pubescence. Abdomen 

 thinly sprinkled with pale ochraceous pubescence, the apex fer- 

 ruginous. B.M. 



Hampstead Heath is the only spot near London where this 

 bee occurs ; it burrows in the hard gravel pathways to the south 

 of the pond in the Vale of Health ; it appears in the beginning 

 of June, but is not very abundant. In a similar pathway leading 

 to Hawley Green, Hampshire, is a large colony of this species ; 

 so numerous, that their flight, as they skim over the surface 



