520 Mr. T. D. A. Cockerell — Descriptions and 



clypeus quite closely punctured^ the punctures of different 

 sizes; supraclypeal area dullish, finely punctate ; front dull, 

 extremely densely, subconfluently punctured, the punctures 

 tending to run in veitical I'ows ; antennae dark ; niesothorax 

 dull, appearing granular under a lens, extremely densely 

 punctured ; scutellum somewhat shining, well punctured, 

 but not so densely as mesothorax, and shining bet\veen the 

 punctures ; area of metathorax large, very feeljly sculptured, 

 the surface minutely tessellate, the sides with fine ridges 

 reaching halfway to margin, the middle irregularly reti- 

 culated ; hind spur with a short tooth, and a long low 

 fee])ly dentate lamella ; tegulie fulvous. Wings faintly 

 dusky, stigma and nervures reddish sepia ; outer r. n. and 

 t.-c. weakened ; second s.m. broad, receiving first r. n. 

 before its end, or (Pt. Lonsdale specimen) first r. n. meeting 

 second t.-c. Abdomen broad, hind margins of segments 

 suffusedly reddish ; first two segments minutely transversely 

 wrinkled and rather closely punctured ; lateral base of 

 second segment with a little dull pale tomentum, and bases 

 of tliird and fourth with the same right across ; venter with 

 short white hair, toward base longer and somewhat curled. 



Hab. Victoria (type locality), Feb. 1901, two (C. F. ; 

 Turner Coll.); Pt. Lons 'ale, .Ian. 1908 {J. A. Kershaio ; 

 Vict. Nat. Mus. 265). Very like H. ivillsi, Ckll., but the 

 second s.m. is differently shaped, and the sculpture of the 

 front, metathorax, and abdomen differ. 



Halictus niveifrons, sp. u. 



cf . — Length about 4| mm. 



Black, with white hair, copious and snow-white on face 

 and front ; mandibles bright red at ajjex ; face strongly 

 narrowed below ; clypeus with tegument entirely black, 

 covered with densely plumose white hairs ; antennae wholly 

 dark, flagclluin stout, comparatively short, almost like that 

 ofafeiiiah;; front minutely, very densely striat(j-j)unctate ; 

 mcsotlKuax somewhat shining, microscopically lineolate- 

 tes^cllate, without evident punctures ; areaof metathorax dull, 

 feebly t>triatulate basally; tegulae clear testaceous. Wings 

 clear, the stigma large, piceous ; nervures fuscous, outer 

 r. n. and t.-c. very weak ; second s.m. much higher 

 than broad, receiving first r. n. well before middle; third 

 s.m. very short, no larger than second. Abdomen broad, 

 black, and shining, with(jut hair-bands or patches; the 

 surface very finely and weakly t);insvcrsely lineolate, w ith- 

 out evident punctures. 



Hab. Tasmania, tw^o males {I^co ; Froggatt coll. 141). 



