Bucculatrix ceanothiella is a moth in the Bucculatricidae family. It is found in North America, where it has been recorded from California. The wingspan is about 6.5 mm. The forewings are white, dusted with minutely brown-tipped scales. The markings are formed by lines and aggregations of brown- and black-tipped scales. The hindwings are pale silvery grey. Adults have been recorded on wing from February to May, in July and from September to October.