Geometridae: Ennominae

1923 (ABH70.244) Feathered Thorn Colotois pennaria, (Linnaeus, 1761)


Christophstal, October 2014
Christophstal, October 2014
 Photo © Peter Bissell
Christophstal, October 2014
 Photo © Peter Bissell

General Information

Pupates in loose soil.

Overwinters as an egg.
Both sexes come to light, males more often than females.
Often found at rest during day

Forewing length: 19-23mm.
Foodplant(s): oaks (Quercus spp.), hawthorns (Crataegus spp.), Blackthorn (Prunus spinosa), Crab Apple (Malus sylvestris), Dog-rose (Rosa canina), birches (Betula spp.), Hazel (Corylus avellana), Goat Willow (Salix caprea), Black Poplar (Populus nigra), elms (Ulmus spp.), broadleaved trees
Flying: One generation, mid September-early December
UK Presence: Resident
National status: Not endangered


Woodland, parks and gardens.

Regional Information

There are no records in the system yet in .

Similar Species
Scalloped Oak Crocallis elinguaria

Larva Type:
With lumps, bumps or horn(s)
Grey, brown, black, yellow, red
No. of Proleg Pairs: