Coleophora trifolii, the trefoil thick-horned tinea or large clover case-bearer, is a moth of the family Coleophoridae.

A metallic bronze green Coleophora with pale yellow scales fringing its eyes.

Certain identification relies on microscopic examination of the genitalia.

Media related to Coleophora trifolii at Wikimedia Commons

This article on a moth of the family Coleophoridae is a stub.