Stilbosis extensa Wikipedia
Stilbosis extensa is a moth in the Cosmopterigidae family. It was described by Braun in 1919. It is found in North America, where it has been recorded from California.
The wingspan is 7.5–9 mm. The head, thorax and forewings are clothed with whitish-tipped grey scales. There are four patches of blackish raised scales on the forewings, each margined inwardly with dull whitish. The hindwings are grey.