Ds PROCEEDINGS OF THE NATIONAL MUSEUM VOL. 120 
Family Empididae 
Hybos melanauges, new species 
FIGURES la-e 
Mauz.—Length of body 3 mm; wing 3.25 mm. 
Color black, only basitarsi brownish. Sides of thorax, posterior 
part of mesonotum, and coxae, with thin white pruinosity; middle of 
mesonotum shining with very little microsetation; bristles black; 
hairs of coxae, dorsal side of f, and f3, and abdomen white. 
Figure 1.—Hybos melanauges, new species: a, antenna; b, right middle tibia and tarsus, 
anterior view; c, wing; d, postabdomen, right side; ¢, postabdomen, left side. Hybos 
meracrus, new species: f, wing; g, tip of abdomen; h, right middle tibia and tarsus, an- 
terior view (x=position of bristle on posterior side); i, antenna. 
Head with eyes contiguous above, ommatidia of upper half approx- 
mately twice as large as lower ones; antenna as in figure 1a, arista 
