860 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxxi. 



iired and with scattered hairs; prothoracic lobe somewhat punctured 

 and with a posterior fringe of short brown and white hairs; mesono- 

 tuni bent quite sharply downward in front, and at the sides in front 

 of the teg'ulffi; its surface not closely, quite evenly, tinel}^ punctured 

 and bearing numerous short, gray hairs; with a median impressed line 

 on the anterior third of the plate, and traces of parapsidal lines; 

 scutellum rather broad from front to rear, flattened; postscutellum 

 narrow, ev^enly rounded; both plates punctured and clothed like the 

 mesonotum; dorsum of the median segment closely punctured, the 

 punctures coarser than on the preceding plates; with a slight depres- 

 sion a little anterior to the fovea; covered quite thickly with long, 

 grayish-white hairs; fovea a short, transverse, impressed dash; pos- 

 terior end and sides of the median segment punctured and clothed like 

 the dorsum; mesopleura similarly, but rather more coarsely punc- 

 tured, bearing long, whitish hairs; vertical part of the metapleuron 

 above and in front of the mesocoxa rather smooth, though with a few 

 punctures; glistening; its hinder part below the side of the median 

 segment like this last; petiole quite long, slightly curved, tinel}^ 

 punctured and bearing numerous long, gray hairs. 



Ahdomen. — Ovoid, more pointed in front, glistening, whitish seri- 

 ceous, not rising sharply or ver}^ much above the petiole; with a few 

 scattered, fine punctures and brownish hairs, particularly on the hinder 

 segments; beneath similar, but with the punctures and hairs more 

 equally distril)uted; the hinder margins of the fourth and fifth plates 

 somewhat emarginate. 



Wings more or less fuliginous with violet reflection, the fuliginous 

 being most abundant on the anterior and outer margins; cul)ital and 

 su])discoidal veins of the fore wing little more than dark shades be3'ond 

 the ends of the cells; discoidal vein of the hind wing interstitial; cubi- 

 tal vein little developed beyond the transverse culfital vein. 



Legs. — Coxte, trochanters and femora with scattered punctures and 

 quite long, grayish hairs; more or less grayish sericeous at certain 

 angles, as are the tibi» and tarsi; spines and claws black. 



Male. — Diflers from the female as follows: Front of the cl^^peus 

 with only slight projections in place of the teeth of the female and 

 with a slight emargination between, instead of a notch; mandibles 

 generall}" with a distinct ferruginous band just behind the bases of 

 the teeth; body in general more hairy. 



Length. — Females, 15-19 mm.; males, 13-17 mm. 



Chlor'ion harrix'i is a common species almost everywhere east of the 

 Rocky Mountains. The most northern localities from which I have 

 seen it, are Webster, Durham, and Hanover, New Hampshire; 

 Amherst, Riverside, and Concord, Massachusetts; Sandusky, Akron, 

 and Columbus, Ohio; Canada (exact locality not given); northern 

 Illinois; and Fort Collins, Colorado. From the South I have seen 



