Eudonia truncicolella is a species of moth of the family Crambidae described by Henry Tibbats Stainton in 1849. It is found in China (Hebei, Heilongjiang, Inner Mongolia, Jiangsu, Jilin, Liaoning), Japan west to Europe.[1]
The wingspan is 18–23 mm. The forewings are ochreous-whitish, much sprinkled with black ; base blackish - marked ; lines whitish, dark -edged, first irregular,second angulate -sinuate, subserrate ; orbicular and claviform dot-like or rather elongate, black; discal spot 8-shaped, outlined with black ; subterminal line whitish, touching second in middle. Hindwings are whitish-grey, darker terminally.The larva is dull dark brown ; dorsal line blackish ; spots black head dark brown ; plate of 2 almost black.[2]
The moth flies from June to October depending on the location.
The larvae feed on various mosses.