10. 
ll. 
12. 
13. 
14. 
15. 
16. 
17. 
18. 
HYPOSTENA. 
. Abdomen with greyish and black reflections . 
Abdomen with well-defined whitish or yellowish front borders 
to the segments . 
. Coxe and base of the antennz rufous 
Antenne and legs entirely black woe 
The interspaces between the two median thoracic stripes broader 
than those between the median and outer stripes 
The thoracic stripes at equal distances from each other . 
Third vein curved upwards before its end 
Third vein nearly straight 
Shining black, with yellowish or white front borders ‘to ‘the 
abdominal segments . 
Grey, with black borders to the abdominal segments 
Legs and basal part of the antenne yellowish . 
Legs and antenne wholly black . 
Third vein bent upwards before its end, the apical cell thus 
distinctly broader than the discal cell . . 
Third vein straight or nearly straight, the apical cell not broader 
than the discal cell . 
Abdomen flattened . 
Abdomen convex 
Palpi black . 
Palpi rufous, at least at the tip . . . 
Abdomen shining black, with two whitish bands . 
Abdomen black, with three white or cinereous bands 
Ground-colour of the thorax grey; front borders of the abdo- 
minal segments white . . . 
Ground-colour of the thorax ochraceous ; 
abdominal segments cinereous 
front borders of the 
1. Hypostena leucophea, sp. n., ¢ ¢. 
Whitish-grey ; frontal band, two broad bands (and behind them a large spot) on the thorax, scutellum, large 
hind borders to the abdominal segments, antenne, palpi, and legs black ; wings brownish. 
Length 6°5 millim. 
Front scarcely narrower (¢) or a little broader (2) than the eyes ; 
141 
pilosa, v. d. Wulp. 
9. 
umbripennis, v. d. Wulp. 
10. 
11. 
12. 
melaleuca, v. d. Wulp. 
cylindriventris, v.d. Wulp. 
quadristriata, v. d. Wulp. 
turbinata, v. d. Wulp. 
strigosa, v. d. Wulp. 
14. 
flavocalyptrata, v.d.Wulp. 
15. 
deplanata, v. d. Wulp. 
16. 
immunda, v. d. Wulp. 
minima, v. d. Wulp. 
albocingulata, v. d. Wulp. 
18. 
subtilis, v. d. Wulp. 
nubilosa, v. d. Wulp. 
frontal band broader than the lateral 
portions ; frontal bristles on each side in a single row, descending as far as the end of the second antennal 
joint ; face and cheeks white ; vibrisse inserted a little above the oral margin ; eyes descending as far as 
the tip of the antennz ; beard white. Antenne shorter than the face; second joint bristly ; third joint 
three times as long as the second ; arista thickened not quite to the middle. Proboscis and palpi black. 
Thorax whitish-grey ; thoracic dorsum before the transverse suture with two broad black bands, each of 
which is indistinctly divided into two stripes ; behind the suture a large black spot, reaching neither the 
sides nor the hind margin. Abdomen conical (¢) or more ovate (9), whitish-grey ; first. segment as 
long as the following, almost wholly black; the black hind border of the second and third segments 
extended anteriorly in the middle ; the second and following segments densely beset with long discal and 
marginal macrochets. Legs long and slender; middle and hind tibie with several long bristles; foot- 
claws and pulvilli elongate in the male, the pulvilli yellowish; the front tarsi, except the basal joint, 
slightly but distinctly dilated in the female. Tegule yellow. Wings with a brownish tint, which is 
