Acalyptris pyrenaica is a moth of the Nepticulidae family. It is only known from the Pyrenees in Spain and the Eifel region in Germany.
The wingspan is 4-5.6 mm.
The immature stages are unknown, but adults were caught by sweeping grassland vegetation from May to July. The habitat consists of limestone grassland in the Eifel mountains and a mountain pasture in the Pyrenees.
References
Acalyptris pyrenaica Wikipedia(Text) CC BY-SA