High Quality Content by WIKIPEDIA articles! The Tawny Wave (Scopula rubiginata) is a moth of the Geometridae family. It is found from the Iberian Peninsula up to the Ural. In the North its range extends to Denmark and Southern Sweden and Finland. It is not present in most of the southern part of the Iberian Peninsula (with the exception of Gibraltar), Sicily and the southern Greek islands. In Morocco it is found in the Atlas mountains. Furthermore, it is also present in North Turkey, the Caucasus and the Crimea. Eastwards, its range stretches through southern Siberia, the northern central Asian mountains up to Mongolia.