161 
•> 
Genus Stegomyia. 
Thorax black with a large lateral snow-white spot in front, and 
a smaller one behind before roots of wing; two narrow median 
yellow and two sub-median white lines run from the middle of 
mesonotum to the scutellum; scutellum white; pleurae dark 
with white puneta. 
Abdomen black with basal silvery-white bands, last segment 
with two white spots, no band. 
Legs black with basal white bands. 
9 . Head clothed with flat black scales, a double row of flat 
snowy-white ones in the middle and white at the sides, a narrow 
white border due to reflection around 
the eyes, thick-black chaetae project 
over the eyes inwards ; palpi black 
with snowy-white apices ; proboscis 
and antennae black. Thorax black, 
clothed with small narrow-curved 
black scales, in front on each side a 
large silvery-white triangular patch 
of broader scales, behind this a 
smaller patch just in front of the 
roots of the wings; from the middle 
•of the mesothorax run backwards 
two parallel thin yellow lines and 
two sub-median snowy-white ones, 
the latter quite reaching the scu¬ 
tellum ; chaetae jet black ; scutellum 
clothed with flat silvery-white scales, dusky in some lights : 
metanotum brown; pleurae black with three prominent silvery- 
white spots of flat scales. 
Abdomen black, the second segment with trace of white 
basal band, the third, fourth, fifth and sixth with prominent 
silvery-white basal bands, the seventh with two white basal 
.•spots, eighth dark, also the basal segment; chaetae and border- 
bristles black ; venter with broad white basal bands. 
Legs black, the fore and mid metatarsals and first tar sals 
with basal white bands, rest of tar sals black ; in the hind legs 
hhe femora are pale on the basal half, the black apical half with 
two silvery-white spots, one apical, the metatarsi and first and 
second tarsals with basal snowy-white bands, the third all dark, 
the fourth white. 
Wings with dark scales, especially along the outer costal 
border; fork-cells rather short, the first longer and slightly 
VOL. V. M 
Fig. 54. 
Stegomyia lilii . $. n. sp. 
