SCENOPINIDAE OF THE WORLD 



317 



pubescent; antennae black, pubescent, third segment pear-shaped, 

 with a bronzy sheen. 



Thorax dorsum ground black, surface covered with brown and tan 

 ]wllen, a thin scattering of short posteriorly directed bristles; humeral 

 and supra-alar calli cream; pleura with black-brown pollen. Wings 

 brown fumose, veins brown, M 1 + 2 fading before reaching R5; 

 halter stem orange-brown, knob tan, with a brown rib. Legs with 



Figure 204. — Riekiella uncata, new species, male, female: a, wing, upper dashed line indi- 

 cates line of vein on male wing, lower female; h, c, lateral and frontal aspects of male head; 

 d, e, lateral and frontal aspects of female head;/, g, enlarged details of male and female 

 heads; h-j, ventral, dorsal and lateral aspects of male terminalia; k, ventral aspect of 

 female 8th sternum and 9th segment; /, lateral aspect of female 8th and 9th segments. 



coxae and femora black, poUinose; tibiae orange-browm, tarsi brown. 



Abdomen black-brown w4th brown pollen, ninth tergum black- 

 brown to orange-brown, pollinose, hairy, tergum ends in a pair of 

 rounded hooks. 



Female. — Head black-brown, eyes red-brown with red metallic 

 glints; postocular ridge narrow, with a band of hairs, granular; frons 

 with dark brown granulosis, w4th tan margins next to eyes, a median 

 groove from median ocellus, simken for half the length of the frons, 

 contininng over the swollen lower half to antennal base, a few scattered 

 short hairs; back of head covered with dark brown pollen; mouthparts 

 browm, two-thirds the length of oral opening, palpi shorter, pale 

 orange, anterior half of oral opening light orange; ocellar tubercle 

 dark brown, granular; ocelli red-brown; antennae black-brown, first 



