BEES OF GREAT BRITAIN. 41 



in a mutilated condition, and I had the misfortune to injure my 

 own, I am therefore compelled to adopt the course I have done, 

 rather than allow the strongest suspicion to influence my decision 

 whilst a doubt remained. 



21. Halictns subfasciatns. 



H. ater, griseo-subpubescens, abdomine nitidissimOj segmentis 

 pallido-subfasciatis. 



Halictus subfasciatus, Nyland. Ap, Boreal, p. 200. 



Female. Length 3|- hnes. — Black, the apical portion of the 

 flagellum fulvo-piceous beneath; the disk of the thorax finely 

 and closely punctured, subopake ; the metathorax truncate, at 

 the base an enclosed portion which has on each side a slight 

 ridge, and terminates posteriorly at the verge of the trun- 

 cation, which is subrugose, the sculpture formed of radiating 

 sulcations. Abdomen slightly pubescent, the apical margins of 

 the segments have a very thin fascia of pale haii-s, interrupted 

 on the two first segments, and frequently almost entirely ob- 

 solete ; the legs have pale yellowish-white pubescence. B.M. 



Male. Length 3 lines. — Black, the flagellum beneath pale ful- 

 vous ; the anterior tibiae in front and all the tarsi of a reddish- 

 yellow\ 



This species was added to our fauna by the capture of several 

 specimens in 1842 in Yorkshire, a few miles from Wakefield, on 

 a lofty hill called Woolley-edge ; several insects which are 

 common in Scotland have been found at the same locality. The 

 name given to this bee in the Catalogue of Andrenid^e, pubhshed 

 by the British Museum, has had its correctness confirmed by 

 Dr. Nylander, to whom specimens were sent; he observes that 

 the species is found in Sweden, Finland, and Lapland. 



22. Halictus fulvicomis. 



H. niger ; antennis thorace longioribus, subtus fulvescentibus, 



supra subfuscis; abdomine nitido, segmentis intermediis basi 

 albis. 



Melitta fulvicornis, Kirhy, Hon. Ap. Angl. ii. 67. 27 <? . 

 Halictus fulvicornis, Smith, Zool. vi. 2170. 20. 



Male. Length 3^ lines.— Black, the face anteriorly clothed 

 with short white pubescence, the clypeus white at the apex, the 

 antennse longer than the thorax, fulvous beneath, and more or 



