Hardy’s Waterfall-loving Long-legged Fly (Humongochela hardyi)
This species, which is endemic to the island of Nuku Hiva, was described in the year 2004, together with the two other presently known species from this genus.
The males reach a size of about 0,56 to 0,58 cm. The head is grey to black in color, the thorax and the abdomen are dark brown. The legs are yellow resp. brown in color. The wings are about 0,5 cm long and subhyaline throughout.
The females are completely black in color, but show a blue-green gloss. Their legs are brown colored. The wings are smoky brown in color, the veins are somewhat darker.
This species was found on several places of the island, but always within the immediate proximity of waterfalls.
 Neal L. Evenhuis: Humongochela, a new genus of waterfall-loving flies from the Marquesas Islands (Diptera: Dolichopodidae). Bishop Museum Bulletin in Entomology 12: 35-43. 2004