AEDES EUEDES 715 



rounded-triangular, prominent at base, dark brown, nude. Eyes black. Occi- 

 put piceous, clothed with narrow curved scales, creamy-white in the middle, 

 brown at the sides, many erect truncate or notch-tipped scales, the median ones 

 pale, those at sides dark ; sides and cheeks clothed with flat yellowish white scales 

 and enclosing a small brown patch. 



Prothoracic lobes elliptical, remote dorsally, clothed with whitish scales and 

 black bristles. Mesonotum dark brown, clothed with narrow curved scales, 

 creamy-white, a median dorsal stripe of golden brown ones, hardly one-third the 

 width of disk, reaching back to the antescutellar space; some golden-brown 

 scales intermixed laterally among the creamy ones ; the lateral margins narrowly 

 golden-brown scaled. Scutellum trilobate, clothed with creamy white scales, 

 each lobe with a group of pale brown bristles. Postnotum elliptical, prominent, 

 brown, nude. Pleurse brown, coxae luteous, clothed with elliptical, flat, white 

 scales ; prothoracic epimera clothed mostly with narrow, curved, yellowish scales, 

 like those on sides of mesonotum. 



Abdomen subcylindrical, tapering posteriorly; dorsal vestiture of dirty yel- 

 lowish white and dull blackish scales, the pale scales tending to form indistinct 

 basal and apical bands on the segments, and also scattered among the black ones, 

 on some segments showing a tendency to form a median stripe; first segment 

 with a patch of creamy white scales and many pale setae ; venter almost wholly 

 pale-scaled. Cerci black. 



Wings moderate, hyaline ; petiole of second marginal cell shorter than its cell, 

 that of second posterior cell about equal to its cell ; basal cross-vein distant less 

 than its own length from anterior cross-vein ; scales on the veins dark brown 

 with dull yellowish white ones intermixed on all the veins, the pale ones most 

 abundant on subcostal and first veins, the outstanding scales broadly linear to 

 narrowly ligulate. Halteres pale, with dark knobs. 



Legs moderate ; femora creamy- white scaled beneath, black and white inter- 

 mixed above, darker towards apices ; knees yellowish white ; tibiae clothed with 

 pale yellow and black scales, the latter predominating dorsally; tarsi black 

 with white basal rings ; first joints with yellowish scales predominating on basal 

 two-thirds, but not distinctly ringed ; hind tarsi with broad white rings at bases 

 of all the joints ; front and mid tarsi with moderate basal white rings and the 

 last joints all black. Claw formula, 1.1-1.1-1.1. 



Length : Body about 5.5 mm. ; wing 5 mm. 



Male. Proboscis long, slender and straight. Palpi exceeding the proboscis 

 by nearly the length of the last joint ; end of long joint and last two joints some- 

 what swollen and densely clothed with long brownish-yellow hairs ; vestiture of 

 black and creamy scales intermixed, the black scales predominating at apices, the 

 pale scales at bases of the joints ; long joint with a median pale ring and a pale 

 spot near base and subapically. Antennae plumose, the last two joints long and 

 slender, rugose, pilose, black, the others short, pale, with dark annular enlarge- 

 ments at insertions of hair-whorls; hairs of whorls long, dense, golden and 

 brown. Coloration similar to the female. Wings narrower than in the female, 

 the stems of the fork-cells longer, the vestiture sparse. Abdomen elongate, 

 depressed, the pale scales more numerous; lateral ciliation long, pale brown. 

 Claw formula, 1.1-1.1-1.1. 



Length : Body about 7 mm. ; wing 5.5 mm. 



Genitalia (plate 28, fig. 191) : Side-piece three times as long as wide, tips 

 rounded; apical lobe developed, prominent, rounded; basal lobe large, flat, 

 scarcely at all raised, covered with small setae arising from tubercles, and without 

 stout spine. Clasp-filament moderate slender, uniform, with three setae on out- 

 side near tip and a tenninal long articulated spine. Harpes elliptical, with 

 revolute margins, tip thick and hooked. Harpagones with long slender stem 



