Description: Male. Head: Eyes bare. Frons 0.5× width of eye, shining blue-black
with small depressions at base of each setula. Frontal and interfrontal setulae
relatively long, 0.75× length of inner vertical seta (orbital setae missing). Lunule,
when seen from above, parafacials and face densely silver pollinose. Antennae
entirely black, postpedicel length to depth ratio 1:0.9. Arista bare, yellow basally.
Anterior genal setulae in single row along mouth margin, lying slightly dorsal to
these two setae, anterior stronger than posterior.
Thorax: Scutum sub-shining black, covered with setulae as long as outer vertical
seta; one poststigmatical seta; one seta on both proepimeron and proepisternum.
Anepisternum with three anterior and four posterior setae. Katepisternum with one
seta located near dorsal margin, numerous other long setulae situated on anterior
part of the sclerite including a lateral line of three immediately anterior tScutellum, bare apart from the four marginal setae. Legs black, fore leg with basal
tarsomere yellow, mid and hind legs with basal and second tarsomeres yellow.
Fore basal tarsomere shortened, shorter than combined length of apical tarsomeres.
Calypteres grey with a dark margin and fringe. Wings clear with yellow veins, wing
length 2.8 mm.
Male terminalia: Surstylus with a uniform row of seven small rounded prensisetae,
apical portion relatively long and narrow with six long apical setae, pregonite entirely
covered in fine setulae. Phallus as in Figs 3, 4.o the seta.