Coleophora paeltsaella is a moth of the Coleophoridae family. It is found in northern Sweden. The wingspan is 12–13 mm. The forewings are scattered with greyish white and brownish scales, the light scales also forming diffuse longitudinal costal and discal streaks. There are also blackish scattered scales, especially towards the apex. The costal fringes are light greyish and the dorsal fringes are more greyish proximally covered with light dorsal wing scales. The underside is dark grey. The hindwings are grey with grey fringes. Adults probably feed on the nectar of Dryas octopetala.