Epicaecilius pilipennis

Epicaecilius pilipennis is a species of Psocoptera from the Caeciliusidae family that can be found in Great Britain and Ireland. The species are yellowish-black.

Habitat
The species feed on ash, beech, conifer, elm, gorse, oak, pine, spruce, and yew. Besides trees, it also likes fruits like horse chestnut.