The larvae of this species are known as 'bagworms' or 'case-bearers'. Adult females are wingless and grub-like in appearance.
The larval case is often found attached to tree trunks, foliage or wooden fences.
Recorded in 41 (15.2%) of the 270 2km squares of Huntingdonshire.
Last recorded in May 2023
Recorded date range (Adult): 03 May to 07 August
Recorded date range (Larva/Leafmine): 01 March to 09 November