The Moths of Suffolk
2370 Twin-spotted Wainscot, Archanara geminipuncta, (Haworth, 1809)

National Status : Local

Local Status : Resident (SMP Status 2)

Distribution and abundance : Local, mainly in coastal fens and northern river valley fens

Habitats : Reedbeds and other areas with reeds - ditches, ponds, riversides and fens

Flight Period : Sngle-brooded; mid-July to August

Larval foodplants : Common Reed

Morley's Final Catalogue : Martlesham in 1899 (D); Hemley in 1904 (Wlr); Needham (Skepper), where larvae were abundant but no imagines observed (L, ante 1890). Fritton in August (Ml), at sugar on oak-trunks close to the Lake in August 1933 (Mr, Mly); Barnby marshes in 1935 (Jackson); Dunwich and Walberswick (Btn). West Stow, Ampton and Livermere in 1909 (Nurse).

Wingspan details : Forewing 11-16mm, Wingspan 27-36mm

Identification

Confusion species
    AdultBrown-veined Wainscot, Archanara dissoluta
Rush Wainscot, Archanara algae

Compare confusion species
    Adult

Click to view full size image
Dingle Marshes (14.viii.2001) © A Prichard

Flight chart
JFMAMJJASOND
24 100

Life history chart
JFMAMJJASOND
ova ova ova larva larva larva larvapupaimago imago imago ova ova ova

Further Photographs

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Ipswich, Suffolk (viii.2004) © N Sherman
Hen Reed-beds Reserve, Suffolk (4.viii.2006) © A Prichard
Ipswich, Suffolk (6.viii.2009) © Neil Sherman
 
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VC25, Burgh Castle, Suffolk (22.viii.2010) © Brian Jones