The Moths of Suffolk
175 Narycia duplicella, (Goeze, 1783)

National Status : Common

Local Status : Resident (SMP Status 3)

Distribution and abundance : Local

Flight Period : Single-brooded, June to July

Larval foodplants : Algae growing on trees, fences and other surfaces

Records : Lackford (J Langmaid, 13.iii.1991), Northfield Wood (A Prichard, 13.iii.2004), Sutton Heath (A Prichard, 21.iii.2004), Ipswich (N Sherman, 24.vi.2005), Ickworth Park (A Prichard, 3.v.2006), Elveden (G Finch, 14.v.2007), Bromeswell (15.iii.2008)

Morley's Final Catalogue : Larval-cases in Monks Soham shrubbery on 20 June 1910 (Mly), Brandon (Wrn).

Wingspan details : Wingspan male 9-12mm, female 7-10mm

Identification

Confusion species
    Larval caseDahlica triquetrellaDahlica inconspicuella, Lesser Lichen Case-bearer
Dahlica lichenella, Lichen Case-bearerDiplodoma laichartingella
Bacotia claustrellaLuffia lapidella
Luffia ferchaultella

Compare confusion species
    Larval case

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Male - hatched from case collected from tree trunk on 18/03/2011 - Ipswich, Suffolk (26.v.2011) © Neil Sherman

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Ickworth Park, Suffolk (3.v.2006) © A Prichard

Flight chart
JFMAMJJASOND
100

Life history chart
JFMAMJJASOND
larva larva larva larva larvapupa pupaimago ovaimago larva larva larva larva larva

Further Photographs

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Female - Ipswich, Suffolk (14.vi.2011) © Neil Sherman