194 



6107 Halictus hyalinus n. sp. 



Head and thorax almost as in pruinosiformis but ii>ore shiny and the 

 base of metathorax indistinctly roiighened and with only a few rugulae 

 at each side and one medially, these n<yt reaching apex, the apical part 

 smooth an.d shiny; wings hyaline, nervures light; legs dark, tarsi tes- 

 taceous, hind inner spur with about 4 long teeth; abdomen dark brown, 

 apical margins of segments narrowly testaceous, abdomen finely punc- 

 tured, first segment very spars^ely so, transversely lineolate. Length 

 about 51/2 mm. 



Ornisby Co. ^ev- July 6. (Baker.) 



This species has whitish wings similar to albipennis from which it 

 is distinguished by the much smoother metathorax, more shiny mesotho- 

 rax, lighter colored legs etc This is a Chloralictus. 



5026 Halictus brunneiventris n. sp. 



Hend and 'thorax green with whitish pubescence; abdomen aeneous 

 brown, thinly covered with whitish hairs except on discs of segments 

 13; face dull from crowdel strong punctures; facial quadrangle much 

 longer than broad, inner orbits iSiiihparallei ; clypeus sparsely punctured, 

 produced, reddish apically; antennae beneath reddish; punctures of 

 mesothorax coarser than on head, close, surface lineolated, somewhat 

 shiny, median and parapsidal grooves well impressed; mesopleurae with 

 coarse punctures; metathorax lounded behind, base lineolated and with 

 irregular longitudinal striae almost reaching apex; truncation lineolated, 

 otherwise almost non-sculptured; metapleurae lineolated and with a few 

 setigerous punctures; tegulae light; wings slightly dusky, nervures and 

 stigma light honey color; legs brown, pubescence whitish; hind inner 

 spur with about three long teeth; abdomen closely, finely punctured, 

 broad apical margins testaceous, and indistinctly transversely lineolated. 

 Length about 4 mm. 



Ormsby Co. Nev., July, (Baker.) This is a Chloralicttis- 



6108 Halictus tegulariformis n. sp. 



Very close to tegularis but differs in having the parapsidal grooves 

 not apparent, first abdominal segment not transversely lineolate, punc- 

 tures along the median groove on mesothorax not finer than rest and 

 close (in tegularis much finer than others and sparse) wings more 

 yellowish. Length about 5 mm 



Differs from tegularis by the first two characters given above for the 

 the female. Length about 4 mm. 



Ormsby Co. NeV. July 6. (Baker.) . This is a Chloralictus- 



