Scientific name: Deltote bankiana
May - July. Cambridgeshire, Kent and south-west Ireland. Small and brown with two slanted silvery white lines on the forewing. Found in fens, marshes and peat bogs, also damp grassland.
Cannot be confused with any other moth in the UK, the two parallel slanting silvery-white bars on the forewing being characteristic. Easily disturbed by day and flies from dusk into the night.
Size and Family
- Family – Eustrotiines
- Small Sized
- UK BAP: Not listed
- Rare (Red Data Book category 3)
Particular Caterpillar Food Plants
Purple Moor-grass and Smooth Meadow-grass.
- Countries – England, Ireland
- Very restricted in distribution, being found on Chippenham Fen and Wicken Fen in Cambridgeshire. During the 19th century it was found more widely on the wetlands of Huntingdonshire, Cambridgeshire and Norfolk. Now also found on a small coastal marsh near Sandwich, Kent, with another colony near Dover. Singles, presumed immigrants, have been seen elsewhere. Also known from Co. Kerry and Co. Cork, Ireland.
Fens, marshes and peat bogs. Has also been found on damp grassland below chalk downs.