The Moths of Suffolk
1386 Opsibotys fuscalis, (Denis & Schiffermüller, 1775)

National Status : Local

Local Status : Uncertain (SMP Status 4)

Distribution and abundance : Rare

Habitats : Grassland, fens, open woodland

Flight Period : Single-brooded; June

Larval foodplants : Yellow Rattle (Rhinanthus minor) and Common Cow-wheat (Melampyrum pratense), in the flowers and seed capsules

Records : Santon Downham (A M Emmet vii.1989)

Morley's Final Catalogue : Both (referring to U .prunalis and O. fuscalis) quite common everywhere, and at Monks Soham light; latter mainly in marshes.

Wingspan details : Wingspan 20-26mm

Identification

Confusion species
    AdultAlgedonia terrealis
Udea prunalis

Compare confusion species
    Adult

Click to view full size image
Wicken Fen (vi.2005) © Stuart Read

Life history chart
JFMAMJJASOND
larval diapause larval diapause larval diapause larval diapause pupa imago larva larva larval diapause larval diapause larval diapause larval diapause

Further Photographs

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Flushed from vegetation by day - Kilchoan, Ardanmurchan, Argyllshire (10.vi.2013) © Neil Sherman
Flushed from sward by day - Martin Down, Hampshire (7.vi.2015) © Neil Sherman