62 ANDRENIDiE. 



punctured ; the fiagellum obscurely piceous beneath. Thorax, the 

 disk thinly clothed with fulvous pubescence, on the metathorax and 

 sides it is paler ; the wings subhyaline, the nervures and tegulse 

 rufo-tostaceous ; tho legs have a cinereous pubescence, the scopa 

 fuscous above and silvery white beneath, the fioccus white. Ab- 

 domen ovate, smooth and shining ; the second, third, and fourth 

 segments have a narrow white marginal fringe, the first two usually 

 interrupted ; the apical fimbria fuscous ; beneath, the margins of 

 the apical segments have a narrow white fringe, the segments having 

 some longer scattered silvery pubescence. B.M. 



Male. Length 4-5 lines. — Black ; having a long hoary pubescence 

 on the head, thorax, and legs ; that on the disk of the thorax 

 tinged with ochraceous, that on the clypeus being snow-white and 

 glittering, forming a beard, which hides the labrum. Abdomen 

 ovate-lanceolate, having a thinly scattered cinereous pubescence ; 

 the margins of the segments depressed ; beneath they have a narrow 

 white fringe ; a little pale glittering pubescence at the apex. B.M. 



This is a very common species, appearing towards the end of April. 

 It forms large colonies, and is found in all parts of the kingdom. It 

 usually frequents a species of hawkweed (Hieracium pilosellum). I 

 have received it from Ireland, Wales, and Scotland. 



48. Andrena labialis. 



A. nigra, pallide fulvo villosa, abdominis segmentis margine utrinque 

 pallidis. Mas facie albida. 



Andrena labialis, Smith, Zool. v. 1921 $ £ > Bees Great Brit. 92. 



Nyland. Notts, ur Stilish, pro Faun, et Flo. Fenn. ii. 256. 



Schenck, Nass. Bien. 251. 

 Melitta labialis, Kirby, Mori. Apum Angl. ii. 148 g • 

 Andrena separata, Smith, Zool. v. 1922 (var. § , clypeo albido). 



Female. Length 5|-6 lines. — Black ; the face has a pale fulvous 

 pubescence, the clypeus naked and closely and moderately punc- 

 tured. Thorax strongly punctured, thinly clothed with short fulvous 

 pubescence, at the sides and on the metathorax it is more dense and 

 of a paler colour ; the tcgula3 pale testaceous; the wings fulvo- 

 hyaline, their nervures ferruginous, faintly clouded at their apical 

 margins ; the legs have a short fulvous pubescence ; tho apical 

 joints of the tarsi ferruginous, the scopa fulvous, the fioccus pale 

 fulvous. Abdomen ovate, shining, finely and closely punctured ; 

 the three intermediate segments have a narrow fringe of palo 

 fulvous pubescence, the first two usually interrupted, the apical 

 fimbria fulvous. B.M. 



Male. Length 5-6 lines. — Black ; the clypeus and the face on each 

 side pale yellow, the former having a minute angular dot on each 

 side ; the face has a palo fulvous pubescence ; on the disk of the 

 thorax it is fulvous ; paler on the sides and on the legs ; wings as in 

 the female. Abdomen ovate-lanceolate, punctured as in the other 



