Taeniopterygidae are a family of stone flies with about 110 described extant species.

They are commonly called willowflies or winter stoneflies and have a holarctic distribution.

Adults are usually smaller than 15 mm.

[1] The genus Taeniopteryx is in the subfamily Taeniopteryginae, and the remainder of the extant genera are in the subfamily Brachypterainae.

[2][3] Authority: Zwick, 1973