- click for Adult Macro Verification Guidelines
- Rare / Uncommon / Scarce 
- Day-flying
- care required in the identification process, as confusion with similar species is likely - quality photographs required. Confusion Species: Lesser Treble-bar
ID pointers: A large grey triangular shaped moth, with prominent black, diagonal cross-bands through the forewing. The cross-band nearest the wing base is angled at near 90° near leading edge and the angle is usually rounded and broad. The abdomen tip is pointed (In Lesser Treble-bar it is more rounded) There is also a brownish streak poitning angular towards the wing tip. (Confusion species – Lesser Treble-bar).
Distribution: A resident species that is generally uncommon and locally distributed in Derbyshire. Most frequently found in the dales and occasionally is recorded across a wide-area of the south and east of the county.
Forewing: 19-22mm
No Last Date Information Recorded
Last Recorded By: Not Recorded
Last Recorded General Area: Not Recorded
No First Date Information Recorded
IMAGES BELOW: Melbourne, Derbyshire – Images by Tony Davison ©
Treble Bar - Melbourne - Tony Davison©
Treble Bar - Melbourne - Tony Davison©
