Leucomele miriamella (Fig. 1) occurs in Illinois; the adult has been collected at light in deciduous forest, on dates ranging from early June through late August. It is the only species of this genus that is listed for North America.
Figure 1. Leucomele miriamella. Top: adult moth, collected at UV light; bottom: male genitalia; left, genitalia in ventral aspect, aedeagus removed; upper right, left valve in lateral aspect with apex (posterior end) of valve oriented to the right; lower right, aedeagus in lateral aspect.