British Hymenoptera. 225 



29. Halictus Siucathvianelliis, Kirby. 



Kirby, Mon. Ap. Angl. ii., App., p. 375 ; Smith, Cat. 

 Brit. Hym., 2nd ed., p. 95. 



Head and thorax bright bronzy green. Abdomen with 

 a distinct bronzy green tint. 



^ . Head and thorax bronzy green ; head closely 

 punctured, dull. Clypeus with a white spot at the apex. 

 Antennae pale beneath, reaching to the apex of the meta- 

 thorax. Mesothorax shining, rather irregularly punc- 

 tured, and clothed with scattered white hairs ; the sur- 

 face between the punctures bright and smooth. Meta- 

 thorax rugose, somewhat rounded posteriorly. Abdomen 

 elongate, bronzy or greenish black ; abdomen very shin- 

 ing and polished, with the base of each segment punc- 

 tured, the apex almost impunctate ; in the impressions 

 at the base of the 2nd and 3rd segments is a white 

 pubescent band ; (Kirby must have described from a 

 rubbed specimen, as he particularly notices the absence 

 of these bands) ; beneath clothed with long white 

 hairs; (for genitalia see pi. ix., figs. 5a, 5h). Legs 

 entirely black. 



? . Of a brighter colour than the ^ ; the whole in- 

 sect, except the legs and antennae, being generally of a 

 bright bronzy colour, the head and thorax rather more 

 golden. Head rather elongate, dull, finely and closely 

 punctured. Thorax shining, punctured, &c., as in the 

 (? . Abdomen shining, punctured at the base of the 

 segments, narrowly testaceous at the apex ; 2nd and 

 3rd with a white basal band of pubescence ; 3rd and 

 following clothed with scattered hairs, beneath with 

 long hairs. Legs black, clothed with pale hairs. Apical 

 joint of the tarsi more or less pitchy. Length 6 — 

 6^ mm. 



Hah. Common in many places. Hastings, Bourne- 

 mouth, London district, Norwich, Lowestoft, &c. 



A very distinct species, easily known by its shining 

 surface and bright brown-green abdomen. 



30. Halictus morio, Fab. 

 Fab., Ent. Syst. ii., p. 306 ; Smith, Cat. Brit. Hym., 

 2nd ed., p. 97, var. = ceratus, Kirby, Smith, &c. 



<? . Head and thorax bronzy green, the former closely 

 punctured, with the clypeus considerably produced, with 



TRANS. ENT. SOC. 1882. PART II. (.JULY.) 2 G 



