197 
Genus Chaetocruiomyia. 
white scales. Abdomen black with narrow basal creamy bands 
and with prominent snowy-white lateral spots, venter black at 
apex, then snowy-white, then creamy-yellow. Legs dark brown, 
ochreons at the base with basal white bands; very spiny, 
especially long spines on the tibiae. Wings with a white spot at 
base. 
9 . Head clothed with flat creamy-white shiny scales which 
appear darker at the sides, but in certain lights all can be seen 
the same colour, two brown chaetae project between the eyes 
and some longer black ones at the sides ; palpi short black, with 
some long black chaetae; proboscis black, rather short and 
thick ; clypeus black, shiny, a blunt process on each side towards 
Fig. 78. 
Chaetocruiomyia sylvestris. $. n. sp. 
Proboscis and palpi of ?. 
the base ; antennae black, basal segment rather paler, verticillate 
hairs black, pubescence long and dark. 
Thorax densely clothed on the anterior half with shiny, 
creamy-white scales of two sizes, and forming a linear arrange¬ 
ment in the middle, ground colour deep ochreous ; posterior half 
dark brown with very small scanty narrow-curved scales of 
brown or dull hue with golden reflections, the whole surface with 
numerous long chaetae projecting backwards, bright golden in 
some lights, brown and golden in others; scutellum ochreous- 
brown, with dull coloured flat scales at the back of the mid lobe, 
and a few dull narrow-curved ones on the apical region, a bare 
space on each side, and some dull narrow-curved scales on the 
lateral lobes; four long chaetae on posterior border of mid lobe, 
with black bases, others on the lateral lobes, and some short 
golden hairs; metanotum dark brown; pleurae brown with 
dense patches of flat creamy-white ^scales. 
Abdomen black with basal median creamy-white patches, on 
