Macrothyatira flavimargo

[1] It is found in western China (Gansu, Sichuan, Yunnan).

The forewings are fuscous brown, traversed by several darker and paler wavy lines.

There is a purplish-brown spot at the base of the wing, this colour also extends over the thorax.

The reniform stigma is outlined with blackish and there is a round pinkish-white spot above it, and a larger curved spot towards the apex, outwardly edged with black.

The fringe is brown beyond a sinuous black terminal line.