No. 22] HYMENOPTERA OF CONNECTICUT. "jy-j 



New Haven, 25 May, 1903, 9, 22 May, 1905 (B. H. W.), 

 10 May, 1904 (H. L. V.). 



A. krigiana Robertson. 



A medium-sized species originally described by Charles 

 Robertson in Canadian Entomologist, Vol. xxxiii, page 229, as 

 follows : — 



" Female : Black ; mandibles rufous at tips, toothed near the 

 apex; basal process of labrum short, subquadrate, emarginate; 

 clypeus somewhat shining towards apex, where it is rather dis- 

 tinctly punctured, elsewhere opaque and reticulated ; face before 

 ocelli longitudinally striate ; facial f ovese quite short, not descend- 

 ing below insertion of antennas, filled with a fine pubescence 

 which appears black ; antennae short, joint 3 as long as the next 

 three together, or nearly so, apical joints dull testaceous beneath; 

 thorax throughout opaque and finely reticulated; enclosure of 

 metathorax poorly defined, but rather strongly rugose; pubes- 

 cence of head and thorax rather thin and dull fulvous ; wings 

 subhyaline, nervures and stigma honey-yellow, second cubital 

 cell about one-thjrd as long as the third, oblique, receiving the first 

 recurrent nervure at, or a little before, or a little beyond, the 

 middle ; abdomen shining, rather sparsely and rather evenly punc- 

 tured, apical margins of segments pale testaceous, hardly sub- 

 fasciate, fimbria fulvous ; scopse pale, the hairs of hind tibiae 

 rather strongly plumose. Length 8 mm. 



" Male. Resembles the female ; the face before ocelli not 

 striate ; clypeus with a large trilobed yellow spot. Length 8 mm." 



New Haven, 13 June, 1902 (E.J.S.M.). 



(See page 709 for key to other species of Andrena.) 



