Anadasmus plebicola is a moth in the Depressariidae family. It was described by Meyrick in 1918. It is found in French Guiana and Guyana. The wingspan is 26-28 mm. The forewings are light greyish-ochreous, very faintly pinkish-tinged. The plical and second discal stigmata are small and blackish-grey and there is a line of indistinct cloudy grey dots from the costa at three-fourths to the dorsum at four-fifths, curved outwards from one-third to three-fourths of its length. A marginal series of blackish dots is found around the apex and termen. The hindwings are grey.