49.264 BF1202  –  Tortricidae –  Olethreutinae – Eucosma obumbratana – Shaded Tortrix – (Lienig & Zeller, 1846) Adult Micro:  CAT 2 – Confusion Species –       PDF Icon – click for General Verification Guidelines  |   PDF Icon – click for Specific Verification Guidelines
Black – Uncertain/Unknown – Insufficient Data   
Taxonomy:   Micro  >> Tortricidae  >> Olethreutinae
Other Name/s: Two-coloured Bell
ID Difficulty:  amber  – care required in the identification process, as confusion with similar species is likely – quality photographs required.
Confusion Species:  Eucosma hohenwartiana
ID pointers: Male forewing yellowish brown in the dorsal third and brown to reddish-brown over rest of wing. The ocellus is pale, usually containing two or three long black dashes, often broken. The females forewing is pale and unicolorous with a pale ocellus.
Distribution:  (Last record: 01/08/2024 at Sandiacre )  –  A relatively uncommon species in Britain. The Derbyshire status is Uncertain due to insufficient data – The moth maybe local on Sow Thistle – Very few modern day records.
Flight Period: July /  August /  –  On the wing mid July-August. Moth Activity: Nocturnal  Crepuscular   – and is attracted to light Photographed: Yes –  Photographed By: Will Soar  © All Rights Reserved
*** Last updated on 7 May 2025 by RP ***
Wingspan: 14-20mm
Food Plant: Sow-thistle (Sonchus arvensis).
Last Recorded Date: 01/08/2024
Last Recorded Year: 2024
Last Recorded By – Paul Buxton
Last Recorded General Area – Sandiacre

IMAGES BELOW:  Kings Newton, Derbyshire – Will Soar©

no images were found

Distribution Map for Eucosma obumbratana

derbyshiremoths.org © makes no guarantee of accuracy of data used in these maps and charts – they are presented to you with best endeavours and the data behind them updated periodically as time permits. Historic records are being discovered all the time. These will be assessed, so once they are all verified, they will be incorporated onto the map and charts.

Found 5 records
    ↳ 0 from After 2025
    ↳ 4 from 2020 - 2024
    ↳ 1 from Before 2020

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Bedrock Geology ** indirectly affects moth distribution by influencing the type of habitat and food plants available in an area. In turn, this may affect the types of moths that can thrive, or where they can most likely be found.


Monthly Records By Year: Eucosma obumbratana

Monthly Counts By Year: Eucosma obumbratana

Recordings By Year: Eucosma obumbratana

Hectad (10kmx10km) Coverage: Eucosma obumbratana

Flight Periods – Indicative –vs– Recorded Data
Eucosma obumbratana

Flight Period chart – the grey hatched area above, which can cross one or more months, pictorially represents the best guess we have for this moth's flight periods [month/s]. The coloured lines represent the actual months seen in flight, from site observation records received between 2020-2025.

Records Behind the Map and Charts - Eucosma obumbratana – 5 records available

Listed by Year - descending

TaxonSite NameTetradYearDateCount
Eucosma obumbratanaSandiacre SK43S202401/08/20241
Eucosma obumbratanaMarkham Vale DerbyshireSK47L202425/07/20241
Eucosma obumbratanaFindern GardenSK33A202321/07/20231
Eucosma obumbratanaWoodland AveSK43R202124/07/20211
Eucosma obumbratanaActon Rd Ind Est, Long EatonSK43W199519/07/19951

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