Autosticha auxodelta is a moth in the Autostichidae family. It was described by Meyrick in 1916. It is found in India (Assam). The wingspan is about 13 mm. The forewings are dark fuscous with a large ochreous-yellow triangular blotch, edged anteriorly with ochreous-whitish, extending on the costa from two-fifths to four-fifths, its apex touching the dorsum beyond the middle. The second discal stigma is blackish, resting on the posterior edge ofthis blotch. There is a terminal series of ochreous-whitish dots. The hindwings are grey.