Stenoptilia aridus is a moth of the family Pterophoridae. It is found in the Mediterranean region and northern Africa and is a rare immigrant in more northern parts of Europe, including Belgium and Great Britain. It is also known from Central Asia, Yemen and Iran.[1]
The wingspan is 18–19 mm. Adults are on wing from August to October in France.
The larvae feed on Misopates orontium and Kickxia spuria.