A large moth of conifer woodland with noticeably feathered antennae, discovered on North Uist in 2012. It flies from late June to August. The larvae feed on numerous species of conifer including pines, spruces and larches.

References: 
Leverton, R. & Cubitt, M. (2024). The Larger Moths of Scotland.
Waring, P. & Townsend, M. (2018 third edition). Field Guide to the Moths of Great Britain and Ireland.