Coleophora sarehma is a moth of the Coleophoridae family. It is found on the Canary Islands and in North Africa. The larvae feed on Herniaria fontanesii. They create a three valved tubular silken case of 7–8 mm, with a mouth angle of about 45°. The case is whitish to yellowish grey with light length lines, and is covered with sand grains. Larvae can be found from winter to April.