The Moths of Suffolk
2237 Grey Shoulder-knot, Lithophane ornitopus, (Hufnagel, 1766)

National Status : Common

Local Status : Resident (SMP Status 1)

Distribution and abundance : Reasonably widespread and common

Habitats : Broad-leaved woodland and parkland

Flight Period : Single-brooded; mid-September to early May, hibernating over the winter

Larval foodplants : Pedunculate Oak, probably also Sessile Oak and Turkey Oak

Morley's Final Catalogue : Locally common on oak-trunks in early October. Ipswich (Baylis, Pyett, Platten); Rendlesham (Wiltshire), Ashfield, Helmingham Pk, Monks Soham and Cransford (Mly); Gorleston, Beccles & Covehithe (Bkr, Mr); Martlesham & Fritton (D).

Wingspan details : Forewing 17-19mm, Wingspan 34-42mm

Identification

Confusion species
    AdultGrey Chi, Antitype chi

Compare confusion species
    Adult

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Bawdsey (9.xi.2004) © M Deans

Flight chart
JFMAMJJASOND
1 7 61 17 3 50 100 22 5

Life history chart
JFMAMJJASOND
imago imago imago ovaimago larva larva larva pupa imago imago imago imago

Further Photographs

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Ipswich, Suffolk (iii.2004) © N Sherman
Ipswich, Suffolk (iii.2005) © Neil Sherman
Devil's Dyke, Cambridgeshire (15.iv.2006) © Lee Gregory
 
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Eye, Suffolk (13.x.2006) © Paul Kitchener
Ipswich, Suffolk (x.2008) © Neil Sherman
Lakenheath Fen RSPB Reserve, Suffolk (1.ii.2009) © Lee Gregory
 
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Beaten from Oak - Hinderclay fen, Suffolk (30.v.2009) © Neil Sherman
Ipswich, Suffolk (5.x.2009) © Neil Sherman
Ipswich, Suffolk (7.x.2016) © Paul Kitchener