The Moths of Suffolk
15 Orange Swift, Hepialus sylvina, (Linnaeus, 1761)

National Status : Common

Local Status : Resident (SMP Status 1)

Distribution and abundance : Widespread and common

Habitats : Broad-leaved woodland, fens, grassland, gardens and heathland

Flight Period : Single-brooded; June to September with peak emergence in August.

Larval foodplants : Roots of herbaceous plants and probably also the roots of grasses (Gramineae)

Morley's Final Catalogue : Fairly frequent, but by no means general. Not uncommon round Stowmarket (Nat. 1858, p. 60); both sexes occasional at Monks Soham light, Gorleston; Barton Mills in August (Mly).

Wingspan details : Forewing male 12-18mm, female 15-26mm, Wingspan 32-48mm

Identification

Confusion species
    AdultCommon Swift, Hepialus lupulinus
Map-winged Swift, Hepialus fusconebulosa

Compare confusion species
    Adult

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Rendham (viii.2002) © M Deans

Flight chart
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1 1 100 6

Life history chart
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Further Photographs

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Ipswich, Suffolk (2.viii.2009) © A Prichard
Ipswich, Suffolk (2.viii.2009) © A Prichard
Ipswich, Suffolk (29.viii.2009) © A Prichard
 
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Male - Ipswich, Suffolk (16.viii.2012) © Neil Sherman
Brown form of male - Maidscross Hill, Lakenheath, Suffolk (30.viii.2013) © Neil Sherman
Female - Ipswich, Suffolk (30.viii.2015) © Neil Sherman
 
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Female - Ipswich, Suffolk (8.viii.2016) © Paul Kitchener
Ipswich, Suffolk (11.viii.2016) © Paul Kitchener
Female - Ipswich, Suffolk (11.viii.2017) © Paul Kitchener