315 
Genus Stegomyia. 
with large snowy lateral spots and a minute terminal median 
spot on the last segment; venter sooty. Legs with the tarsi 
banded at each end. 
9 . “ Head sooty-black, the nape with a minute median line, 
a delicate border to the eyes, and a pair of small lateral spots 
behind them, snowy white. Antennae, proboscis, and palpi 
entirely black ; the former, with the second, no longer than the 
succeeding joints. Thorax sooty, with snowy spots arranged as 
below. In front there is a large median spot, which is prolonged 
at the sides into a pair of lateral bars, in front of which are, 
scarcely perceptible, separate humeral spots. There is a similar 
pair of short lateral transverse bars at the posterior corners of 
the mesonotum, besides which the pleurae and coxae are plenti- 
JFig. 97. 
Stegomyia gubernatoris (9). Giles. 
fully speckled. The posterior border of the metanotum (this is 
evidently the scutellum—F. V. T.) with three tufts of bristles. 
Wings hyaline; the veins with black scales; auxiliary vein 
( = sub-costal) joining the costa a little external to the middle 
transverse vein; second longitudinal vein springing from the 
first, only a trifle internal to the posterior transverse, and placed 
distinctly more than their united length outside it; anterior 
fork-cell (= first sub-marginal cell—F. Y. T.) somewhat longer 
and narrower than the posterior, but having a somewhat longer 
stem, which is about two-thirds as long as the cell. Halteres 
with white stems and black knobs, their roots protected by 
