Coleophora serpylletorum is a moth of the family Coleophoridae found in Europe. It was first described by Erich Martin Hering in 1889.
The wingspan is about 9 mm.[1]
The larvae feed on species of thyme such as Thymus praecox, Thymus odoratissimus and Thymus serpyllum.[2] Full-grown larvae can be found in June.
It is found from Denmark and Latvia to Spain, Sardinia, Italy and Greece and from Great Britain to Romania. It is also present in northern Russia.