Catoryctis truncata is a moth in the Xyloryctidae family. It was described by Lucas in 1902. It is found in Australia, where it has been recorded from New South Wales and Queensland. The wingspan is about 20 mm. The forewings are ochreous, with white bands and blackish fuscous lines and bands, and with four longitudinal bands of ground colour, the first along the costa, thinning out towards the apex and base, and is bounded by a subcostal silver-white line from the base to beyond half of the costa. The second line is median and is suffused with silvery-white and the third line is immediately before the inner margin and the fourth is inner marginal, both are from near the base of the inner margin and thin out towards the apex. The space between the first and second lines is deep blackish-fu