Lyonetia probolactis is a moth in the family Lyonetiidae.

It is known from Mahé and Silhouette islands in the Seychelles.

[1] This species has a wingspan of 9–10 mm – head, palpi, antennae and thorax are silvery with, crown smooth.

Forewings are pale shiny silvery grey, an ochreous-brown fascia about 2⁄3, triangularly expanded towards costa where it unites with an ochreous-brown apical patch, within which is a small round black apical spot, preceded by two small white costal marks partly in cilia.

This article relating to the family Lyonetiidae is a stub.