73.331 BF2121  -  Noctuidae -  Noctuinae - Diarsia dahlii - Barred Chestnut Adult Macro:  CAT 2 - Can be confused with other species - Can be confused with other species       PDF Icon - click for Adult Macro Verification Guidelines

Green -  Rare / Uncommon / Scarce   
Taxonomy:   Macro  >>  Noctuidae ID Difficulty:  amber  - care required in the identification process, as confusion with similar species is likely - quality photographs required.
Confusion Species:  Purple clay, Small Square-spot, Ingrailed Clay
ID pointers: See ID Guide below provided by Christian Heintzen©
Distribution:  (Last record: 04/09/2024 at Glossop )  -  Widely distributed across the upland moorland areas of North Derbyshire, but not in large numbers. The distribution seems to be concentrated around the central part of the county, with some records from further north (Buxton). 
Flight Period: July /  August /  September /  -  July – September Moth Activity: Nocturnal  Photographed: Yes -  Photographed By: Clive Ashton , Christian Heintzen  © All Rights Reserved
Wingspan: 32-42mm
Forewing: 15-18mm
Food Plant: Birch (Betula) and Bilberry (Vaccinium myrtillus).
Last Recorded Date: 04/09/2024
Last Recorded By: Christian Heintzen
Last Recorded General Area: Glossop
No First Date Information Recorded

IMAGES BELOW:  ID guide kindly provided by Christian Heintzen ©  / Image provided by Clive Ashton – Cromford, Derbyshire – September 2022

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