BEES OF GREAT BRITAIN. 29 



r-f 



^K 



7. Halictus 4-notatus. 



H. ater ; cinereo-subpubescens ; abdominis se'gmentis duobus 

 intermedlis basi utriuque albis. 



Melitta quadrinotata, Kirhy, Mon, Ap, AngL ii. 79. 35. 

 Halictus quadrinotatus, 5rM//e, Exp. de Moree, iii. 350. 773. 



Smith, ZooLvl 2173. 24. 



Nyland, Revis, Ap, Boreal, p. 240. 6. 



Female. Length 3-3i lines. — Black; bead and thorax having 

 a thin cinereous pubescence, closely and rather strongly punc- 

 tured; the clypeus produced, shining, and having a few large 

 punctures. Thorax : the tegulse nigro-piceous ; the wings sub- 

 hyahne and iridescent, their nervures testaceous; the legs have 

 a cinereous pubescence, that on the tarsi beneath fulvous. 

 Abdomen ovate, shining, finely punctured, distantly so on the 

 basal segment ; the margins of the two basal segments slightly 

 constricted ; on the basal margins of the second and third seg- 

 ments laterally a little white pubescence; towards the apex 

 covered with a short pale downy pubescence, the anal rima fer- 

 ruginous. B.M. 



Male. Length 2^-3 lines. — The antennae scai'cely as long as the 

 thorax ; the face has a short hoary pubescence, the apex of the 

 clypeus and the labrum white; the mandibles ferruginous at 

 their tips ; the Mdngs hyaline, beautifully iridescent, their ner- 

 vures testaceous ; all the tibia? at their extreme base and apex, 

 and the tarsi, yellowish-w^hite, the claws ferruginous. B.M. 



This is a generally distributed species : it is plentiful in the 

 London district, also in the Isle of Wiffht. and has been received 



Wales 



8. Halictus maculatus. 



H. ater ; capite vertice crasso, subquadrato ; lateribus segmen- 

 torum 1-4 utrinque strigis pilosis albis. 



Halictus interruptus, St. Farg. Hym. ii. 270. 6 ? (not oif Panzer). 

 Halictus maculatus, Smith, ZooL vi. 2172. 23. 

 Nyland. Revis. Ap. Boreal, p. 241. 11. 



Female. Length 3-3| lines.— Black ; the face thinly clothed 

 with pale ochraceous pubescence, the clypeus coarsely punc- 

 tured and slightly produced ; the flagellum towards the apex 

 nigro-piceous. Thorax : the pubescence on the disk spai'ing and 

 pale ochraceous ; the tegulse piceous ; the wings fusco-hyaline. 



