Geometridae     Ennominae ABH 70.225 B&F 1905   *   Pachycnemia hippocastanaria   *   Horse Chestnut Nationally Scarce B, found in southern England. Locally common to abundant in Dorset on heathland Wingspan: 28-32mm Flight time: Two generations, April-May and June-September Habitat: Lowland heaths in southern England Larvae feed on Heather (Calluna vulgaris) and Cross-leaved Heath (Erica tetralix)

Horse Chestnut, Pachycnemia hippocastanaria
Studland, Dorset. July 2012. Larva June 2013. (Identification needs confirming)