Genus Uranotaenia. 
257 
Thorax deep chestnut-brown, with narrow curved hair-like 
bronzy scales and long black bristles, on the prothoracic lobes 
are flat shiny white scales, forming two spots, and a silvery- 
white line on each side in front of the wings; scutellum deep 
testaceous in the middle, black on each side, with black border 
bristles and numerous flat black scales; metanotum dark brown ; 
pleurae paler brown (one specimen shows a large patch of flat 
white scales). 
Abdomen blackish-brown to deep black, slightly paler at the 
apex, with paler hairs. 
Legs unbanded, deep brownish-black, the apical tarsi with 
a paler ochraceous tinge, especially beneath ; ungues very minute, 
equal and simple. 
Wings with the costal border dark brown, veins light brown ; 
the scales on many of the veins confined to a middle row of 
Fig. 276. 
Uranotaenia caeruleocephala. n. sp. 
a, Mesothorax and scutellum; b, upright forked scales of head; c, 
thoracic and wing scales ; d, head. 
small truncated ones only, the lateral ones where present rather 
large, with narrow stems (Fig. 276); the fork-cells and the 
whole of the third longitudinal clothed with large lateral scales; 
venation very similar to other species, but the posterior cross- 
vein, which is longer than the mid cross-vein, is rather more 
than its own length distant from it; fringe dense brown. 
Halteres with a white stem and black knob. 
Length .—2 *3 to 2-5 mm. 
Habitat .—Old Calabar (Annett). 
Time of capture. —April. 
Observations .—Described from eight $’s in Dr. Annett’s 
collection. They are all similar, except that one specimen 
shows a very marked lateral white spot, composed of flat white 
scales on the mesopleura. It is a very distinct species, easily 
VOL. II. s 
