HYMENOPTERA. 43 



more or less in the middle and the whole of the following seg- 

 ments black. 

 Hab. Van Diemen's Land. 



12. Parasphecodes Taluchis, n. s. 



Female. Length 3 lines. — Head and thorax black, the clypeus 

 slightly produced and roughly punctured at the apex, flagellum 

 rufo-testaceous towards the apex. Thorax very finely and closely 

 punctured ; the base of the metathorax enclosed by a sharp arched 

 ridge, the enclosure strongly longitudinally rugose ; tegulae rufo- 

 testaceous ; wings rufo-hyaline, beautifully iridescent, their ner- 

 vures ferruginous ; legs dark rufo-testaceous, the tarsi palest. 

 Abdomen red, slightly fuscous towards the apex. 

 Hab. Van Diemen's Laud. 



Genus 15. HALICTUS. 



(Details, Plate IL) 



Apis, pt., Linn. Syst. Nat. i. 953, 1766. 



Hvlffius, pt.. Fab. Sijst. Ent. ii. 302, 1793. 



Melitta, pt., Kirbtj, Mon. Ap. Amjl. i. 138, **b, 1802. 



Prosopis, pt.. Fab. Syst. Piez. p. 293, 1804. 



Megilla, pt.. Fab. Syst. Piez. p. 328, 1804. 



Halictus, Latr. Hist. Nat. xiii. 364, 1805. 



Lasioglossum, Curtis, Brit. Ent. x. 418, 1834. 



1. Halictus quadristrigatus. B.M. 



Halictus quadristrigatus, Latr. Hist. Nat. Crust. Ins. xiii. 365.1 ; 

 Gen. Crust. Ins. iv. 154. 



St. Far(/.Hym.u. 265. 1. 



Brulle, Exjml. Sc. Moree, iii. 348. 768. 



Luc. Expl. Sc. Alcjer. iii. 182. 91. 



Nyland. Revis. Ap. Boreal, p. 237. 1- 

 Hylseus grandis, Illig. Mac/, fur Ins. Kund. v. 57. 29. 



Schaff. Icon. Ins. Ratisb. t. 32. f. 19, <? . 

 Andrena quaibistrigata. Spin. his. Li(j. fasc. 1. p. 123. 11, male. 

 Halictus ecaphosus, Walck. Mem. Halict. p. 58. t. 1. f. 1, a-e. 



Hab. France ; Italy ; Germany ; Belgium ; Algeria. 



2, Halictus sexcinctus. B.M. 



Apis sexcincta. Fab. Syst. Ent. ii. 387. 54 ; Sp. Ins. p. 485. 73 ; 



Mantiss. i. 305. 84. 

 Hylseus sexcinctus, Fab. Ent. Syst. ii. 304. 6, <? ; Syst. Piez. 



p. 320. 4. 



