Looks much like a very small melanosticta Wlshm.

Palpi with basal portion of second joint and entire third joint blackish, otherwise largely creamy, especially largely creamy, especially beneath. Head and collar dull brownish. Thorax largely blackish with apical half of patagia creamy, tipped with brown. Primaries with basal and median areas predominantly blackish, overlaid with an admixture of whitish, brown and leaden-colored scaling, the latter most noticeable on inner margin at base.