;{({ ANnUKNID-K. 



j;t'lliini briglit I'uIvdus beiiratli. Tliorax very liiicly inincliircd 

 and shinint,'; tho sciiU-llum iinpuiictiite and lii<>;ldy poli.diod ; the 

 nu'tathonix very liiudy ni^ndoso at llie bases ; wings clear hyaline 

 and iridescent, tho nervurea and tcguho i)alo rufo-testaceous. Ab- 

 domen shining, very delicately punctured, with tho apical margins 

 of the segments impunctate. A floccua of Avhitc pubescence on the 

 posterior femora beneatli. 



Malf. Kather smaller llian the female. The head and tliorax green ; 

 the abdomen dark reddish l)rown, darkest towards tlie apex ; tho 

 clypeus and mandibles white, the flagellum of the antennae fulvous, 

 the head delicately jiunetured. Tho tliorax highly polished above; 

 wings iis in the I'emale ; legs pale rufo-testaceous. Abdomen 

 smooth and shining. 



J/ab. Swan River. 



10. Halictus inclinans. 



Ftmah. Length 2^ lines. — Black, with the mesothorax green. The 

 face and cheeks with thin hoary pubescence; the anterior mai'gin 

 of the clypeus and the mandibles rufo-piceoiis ; the Hagellum ful- 

 vous beneath. The mesothorax very finely and closely punctui'ed ; 

 the base of the metathorax finely rugulose ; the sides of the thorax, 

 beneath, and the legs with a fine cinereous pubescence ; the legs 

 ferruginous ; wings hyaline and iridescent, the nervurcs and teguloe 

 pale rufo-testaceous. Abdomen with a thin cinereous pile, with 

 cinereous hairs towards the apex ; the margins of the segments 

 rufo-piceous ; beneath, the segments fringed with cinereous pubes- 

 cence. 



liab. Champion Bay. 



20. Halictus humilis. 



Female. Length 2 lines. — Black, with the mesothorax dark shining 

 green. Head rotundate, very finely and very closely punctured ; 

 mandibles ferruginous; the flagellum obscurely fulvous beneath 

 towards the apex. The mesothorax with very fine distant punc- 

 tures ; the metathorax finely rugulose at the base, the margin of 

 the truncation smooth and shining, the sides with hoary pubes- 

 cence ; the anterior legs, with the knees and apical joints of the 

 tarsi, rufo-testaceous ; wings hyaline and iridescent. Abdomen 

 smooth, shining, and impunctate ; the margins of the ventral seg- 

 ments fringed with long white imbesceuce. 



Hah. Champion Bay. 



21. Halictus punctatus. 



Female Length 2| Hues.— Head black, the metathorax green and 

 coarsely punctured; abdomen ferruginous, ^ith black markings. 



