Eudonia aspidota is a moth in the Crambidae family. It was described by Meyrick in 1884. It is found in New Zealand. The wingspan is 22–26 mm. The forewings are light ochreous, sometimes mixed with reddish-ochreous. There is a black white-margined triangular spot on the costa. The hindwings are pale grey with a darker grey postmedial and hindmarginal line. Adults have been recorded on wing in December and January.