Blastobasis adustella is a species of moth of the family Blastobasidae.

It is endemic to Australian region, but was introduced in western Europe and is now reported from The Netherlands, Great Britain, Ireland, Madeira and the Azores The wingspan is 15–20 mm.

The larvae feed on a variety of foodstuffs, including decaying vegetable matter as well as the seedheads of wild teasel (Dipsacus fullonum) in Europe.

[2] A taxonomic revision by Karsholt & Sinev reclassifies Walsingham's original B. lignea specimen as Blastobasis vittata, making lignea properly the junior synonym of vittata.

This article relating to the genus Blastobasis is a stub.