Aristotelia decurtella is a moth of the Gelechiidae family. It is found in large parts of Europe, except Ireland, Great Britain, the Netherlands, Portugal, Fennoscandia, the Baltic region, Poland, Ukraine and Romania. The wingspan is 16–18 mm. Adults are on wing from May to June and again from July to September in two generations per year. The larvae feed on Sanguisorba officinalis and Eryngium campestre.