British Hymenoptera. 205 



Legs densely clothed with pale hairs ; all the tarsi and 

 the posterior femora testaceous. 



2 . Very like the ^ , but without the long antennae. 

 Head closely punctured, not so wide as the thorax ; face 

 sparingly covered with brown hairs. Thorax closely 

 punctured, densely covered, especially at the sides, with 

 bright brown hairs ; metathorax finely rugose ; dorsal 

 area bounded posteriorly by a sharply raised line. Abdo- 

 men shining ; 1st segment irregularly punctured at the 

 base, closely and finely at the apex, clothed on its basal 

 half and sides with brown hairs ; other segments finely 

 punctured ; 2nd, 8rd, and 4th bearing a white basal 

 band of pubescence ; 5th segment with bright golden 

 hairs on each side of the rather wide ])iceous central 

 rima ; beneath densel}^ clothed with golden brown hairs. 

 Legs covered with golden hairs ; posterior tibiae and tarsi 

 testaceous ; inner spur of each posterior tibia with 

 several blunt teeth along its edge. Length 12 — 13 mm. 



Hah. Brighton, Hastings, Ventnor, Arundel, Little- 

 hampton, Southend, and near Deal. A local species, 

 but occasionally plentiful, and very distinct from any 

 other British Halictas. 



5. Halictus leucozonius, Schrank. 



Schrank., Enum. Ins. Austr., p. 406, n. 819 ; Smith, 

 Cat. Brit. Hym., 2nd ed., p. 83. 



Black ; head and thorax sparsely clothed with grey- 

 brown hairs ; $ with the basal joint of the intermediate 

 and posterior tarsi, except at the extreme apex, white ; 

 ? with the basal segment of the abdomen dull, finely 

 and evenly punctured all over ; 2nd, 3rd, and 4th seg- 

 ments with white basal bands. 



<? . Head finely and closely punctured, about as 

 long as wide across the eyes ; face clothed with white 

 pubescence. Clypeus with a white apical spot. Antennae 

 reaching to about the scutellum. Thorax somewhat 

 rugosely punctured, clothed with brownish grey hairs ; 

 metathorax truncate posteriorly, its basal area triangular 

 and longitudinally rugose ; metathorax clathratcly rugose 

 beyond. Wings hyaline. Abdomen elongate-oval, finely 

 but not very closely punctured, and clothed sparingly 

 with short erect white hairs ; the 1st segment on its basal 

 half rather more densely covered with longer hairs; 2nd, 



