The Moths of Suffolk
2110a Langmaid's Yellow Underwing, Noctua janthina, (Denis & Schiffermüller, 1775)

National Status : Suspected rare immigrant

Local Status : Rare migrant (SMP Status 4)

Flight Period : Single-brooded

Larval foodplants : Probably various herbaceous plants

Records : Landguard (N Odin, 2004 & 2007), Bawdsey (M Deans, 2005-7), Ipswich (N Sherman, 2006)

Morley's Final Catalogue : Not known in Morley's time

Wingspan details : Forewing 16-18mm

Identification

Confusion species
    AdultLesser Broad-bordered Yellow Underwing, Noctua janthe

Compare confusion species
    Adult

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Ipswich, Suffolk (vii.2006) © Neil Sherman

Further Photographs

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Dungeness (3.viii.2003) © Lee Gregory
Underside - Ipswich, Suffolk (vii.2006) © Neil Sherman
Bawdsey, Suffolk (20.vii.2009) © Matthew Deans
 
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Showing broad black border on hindwing and restricted yellow central spot. - Bawdsey, Suffolk (20.vii.2009) © Matthew Deans
Underside of forewing showing lack of black finger-like projections. - Bawdsey, Suffolk (20.vii.2009) © Matthew Deans