Geometridae: Ennominae

1911 (ABH70.232) Large Thorn Ennomos autumnaria, (Werneburg, 1859)

KR07632

Great Staughton
Great Staughton
 Photo © Peter Bissell
Great Staughton
 Photo © Peter Bissell
 pre-2000
 2000-2009
 2010-2019
 2020-onwards
Great Staughton
Great Staughton
 Photo © Peter Bissell
Great Staughton
Great Staughton
 Photo © Peter Bissell
Earith
Earith
 Photo © David Griffiths
Hemingford Grey
Hemingford Grey
 Photo © Nick Greatorex-Davies
Earith
Earith
 Photo © David Griffiths
Earith
Earith
 Photo © David Griffiths
Earith
Earith
 Photo © David Griffiths
Earith
Earith
 Photo © David Griffiths


General Information

Pupates on the ground in leaf litter.

Overwinters as Overwinters as an egg.
Both sexes come to light.

Forewing length: 21-28mm.
Foodplant(s): birches (Betula spp.), Alder (Alnus glutinosa), Hazel (Corylus avellana), poplars (Populus spp.), Sycamore (Acer pseudoplatanus), Blackthorn (Prunus spinosa), hawthorns (Crataegus spp.), Apple (Malus domestica), cherries (Prunus spp.), plums (Prunus spp.), broadleaved trees
Flying: One generation, September-early October
UK Presence: Resident, Possible Immigrant
National status: Nationally Scarce B

Habitat

Broadleaved woodland and scrub.

Regional Information

Recorded in 48 (17.8%) of the 270 2km squares of Huntingdonshire.

Last recorded in September 2024

Recorded date range (Adult): 09 August to 18 October

Similar Species
Whitelye, Monmouthshire, July 2008
Whitelye, Monmouthshire, July 2008
 Photo © Nick Greatorex-Davies
August Thorn Ennomos quercinaria
 Photo © Barry Dickerson
Dusky Thorn Ennomos fuscantaria

Nationally Scarce B

Larva/Leafmine:
Larva Type:
With lumps, bumps or horn(s)
Colours:
Grey, green, brown
No. of Proleg Pairs:
2