DASYCOLLETES. 11 



pressed, dilated, with the apex truncate ; the face and cheeks with 

 long white pubescence. Thorax shining, finely punctured and 

 thinly covered with pale fuscous pubescence, on the sides and be- 

 neath it is white ; the tips of the femora, the tibise, and tarsi fer- 

 ruginoiis ; the intermediate and posterior tibia; slightly fuscous 

 above ; wings hyaline and iridescent, the nervures ferrugiuous. 

 Abdomen closely punctured ; the apical margins of the segments 

 depressed, testaceous, bordered with white pubescence laterally. 



Hah. Swan Kiver. 



10. Lamprocolletes argentifrons. 



Male. Length 5 lines. — Black ; the pubescence white, except that 

 on the vertex of the head and disk of the thorax, which is fuscous. 

 The face and cheeks with dense silvery- white pubescence ; the apex 

 of the flagellum of the antennae rufo-testaceous. The anterior tibiae 

 and tarsi, and the claw -joint of the intermediate and posterior 

 pairs, ferruginous ; the wings hyaline and iridescent, the nervures 

 ferruginous. Abdomen shining ; the apical margins of the segments 

 slightly depressed, the basal segment pubescent, and the basal mar- 

 gins of the second and third segments with fine short downy 

 pubescence ; the two apical segments with a little fuscous pubes- 

 cence ; beneath, the margins of the segments fringed with white 

 pubescence. 



Hah. Swan Eiver. 



DASYCOLLETES, Smith. 



1. Dasycolletes humerosus. 



Female. Length 4| lines. — Black, with a bright yellow patch of 

 short dense j)ile on the mesothorax over the tegulae. The head 

 above the antennae very finely longitudinally rugulose, below the 

 antennae smooth and shining, with scattered punctures. Thorax 

 very finely and closely punctured above ; legs obscurely rufo- 

 piceous ; the floccus on the posterior femora beneath white ; the 

 scopa on the tibiae dark fuscous above, and beneath white ; wings 

 subhyaline. Abdomen ovate, smooth, and slightly shining. 



Hah. Melbourne. 



2. Dasycolletes vitrifrons. 



Male. Length 3| lines. — Olive-green, with the face brassy, and below 

 the antennae covered with glittering white pubescence. The vertex 

 of the head and the thorax above with pale fulvous pubescence ; on 

 the metathorax, the sides, and beneath it is hoary ; the flagellum of 

 the antennae fulvous beneath ; the tibiae and tarsi ferruginous ; the 



