2285 Marsh Dagger (Acronicta strigosa)
Single-brooded, overwinters as a pupa. Now extinct in the UK, but a rare migrant
Recorded size range of fully grown larvae - 27 to 33mm
Usual larval stage August to early September
Adult forewing - around 13 to 15mm. Flies late June to early July
Larval foodplants : Hawthorn (Crateagus Spp.) and Blackthorn (Prunus spinosa)
Not currently available on this website. For photographs of larvae and adults see:-
http://www.lepiforum.de/