Plocamosaris pandora is a moth in the Gelechiidae family. It was described by Meyrick in 1912. It is found in Brazil (Rio de Janeiro). The wingspan is about 20 mm. The forewings are ferruginous-ochreous, tinged with brownish, deepest towards the costal sinuation. The second discal stigma is obscurely brown, with a transverse streak of brownish suffusion immediately before the termen. The hindwings are pale ochreous-yellow.