The Moths of Suffolk
2006 Lesser Swallow Prominent, Pheosia gnoma, (Fabricius, 1777)

National Status : Common

Local Status : Resident (SMP Status 1)

Distribution and abundance : Widespread and common

Habitats : Heathland, broadleaved woodland, scrub, fens and gardens

Flight Period : Double-brooded; mid-April to June and July to mid-September

Larval foodplants : Silver Birch and Downy Birch

Morley's Final Catalogue : Scattered sparingly over the entire County. Playford (Nat. viii, 110; Ent. Wk. Int. i, 1856, 196). Ipswich (Garrett, Ml) and at electric lights there (Mly, Baylis); Blythburgh (Btn); Lowestoft in August (Entom. 1922, 258); Worlingham (Crf); Hopton (D). Ampton and West Stow (Wrt); Tuddenham before 1890 (Nurse), rare there in 1900 (Sparke); and again in west Suffolk during 1991 (Nurse).

Wingspan details : Forewing 20-26mm, Wingspan 46-58mm

Identification

Confusion species
    AdultSwallow Prominent, Pheosia tremula

Compare confusion species
    Adult

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Barton Mills, Suffolk (11.iv.2005) © Lee Gregory

Flight chart
JFMAMJJASOND
12 31 15 33 100 7

Life history chart
JFMAMJJASOND
pupa pupa pupa pupa imago ovalarvaimago larvapupa ovalarvaimago larva pupa pupa pupa

Further Photographs

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Eye (13.v.2000) © Paul Kitchener
Ipswich, Suffolk (iv.2003) © N Sherman
With Swallow Prominent - Eye, Suffolk (15.iv.2007) © Paul Kitchener
 
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Eye, Suffolk (16.iv.2007) © Paul Kitchener
Ipswich, Suffolk (5.v.2010) © Neil Sherman
Ipswich, Suffolk (27.v.2015) © Neil Sherman
 
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Larva, ex ova laid by female - Ipswich, Suffolk (vi.2015) © Neil Sherman
Ipswich, Suffolk (20.vii.2017) © Paul Kitchener