Eridachtha crossogramma is a moth in the Lecithoceridae family. It was described by Meyrick in 1921. It is found in Zimbabwe. The wingspan is about 14 mm. The forewings are light yellow-ochreous with the costa rather broadly suffused with fuscous except at the apex, darkest towards the base. The second discal stigma is fuscous. The hindwings are whitish-ochreous.