49.061 BF1037 - Tortricidae - Tortricinae - Acleris holmiana
49.061 BF1037  – White-marked Tortrix  – Acleris holmiana  – (Linnaeus, 1758)
Adult Micro:  CAT 1 – Distinctive species unlikely to be confused with others –      
PDF Icon – click for General Verification Guidelines  |   PDF Icon – click for Specific Verification Guidelines
Green –  Rare / Uncommon / Scarce   
Taxonomy:   Micro   >>  Tortricidae  >> Tortricinae
Other Name/s: White-triangle Button
ID Difficulty:  green  – easy to identify, generally distinctive and unlikely to be confused with other species.
ID pointers: Quite distinctive. The characteristic feature are the white triangular flashes along the costa at about two thirds. Forewing is a yellowish brown shaded reddish.
Distribution:  (First record: 1 August 1975 at Burton-on-Trent )  –  (Last record: 1 July 2025 at Shirland )  –  First record for the VC appears to be from 1975 with a further 15 records since. Assume its an uncommon species in the county. One recorded1/7/2025 from Shirland.
General Comment: None
Flight Period: July /  August –  On the wing during July – August. Moth Activity: Nocturnal   – but can be disturbed during the day Photographed: Yes –  Photographed By: Will Soar  © All Rights Reserved
*** Last updated on 2 October 2025 by RP ***
Wingspan: 13mm
Food Plant: Hawthorn (Crataegus), rose (Rosa) and apple (Malus).
Last Recorded Year: 2025
First Recorded Year: 1975
Last Recorded By – Nikki Mahadevan
Last Recorded General Area – Shirland

Selected Images:  Kings Newton, Derbyshire – Will Soar©



Temporal Distribution Chart
Adults: (between 1975 - 2025)
(click legend below to show/hide datasets)

Distribution Map for Acleris holmiana

Found 16 records
    ↳ from 2026+
    ↳ 1 from 2020 - 2025
    ↳ 15 from Before 2020
Flying
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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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.


NBN Atlas UK Distribution for – Acleris holmiana

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Note – the NBN Atlas datasets are listed in the map below and vary in their currency (uptodateness) – however, the map does give a general indication of the moth's distribution across the UK.

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Monthly Records By Year: Acleris holmiana
( data includes both Larvae and Adult Stages )

Monthly Counts By Year: Acleris holmiana
( data is based on 'Adult' stage records only )

First/Last Recorded Dates: Acleris holmiana
Adult-only & Anything [Larvae, Pupae, Adult, Mines]

Shading shows moth presence between dates

Click the colour discs below to Select/De-select as Required

Recordings By Year: Acleris holmiana
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Acleris holmiana
AGR: 0%   |   Total % Change: 0%

Hectad (10kmx10km) Coverage: Acleris holmiana
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Acleris holmiana

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 2020-2026.

Records Behind the Map and Charts - Acleris holmiana – 16 records available

Listed by Year - descending - scroll across to see all table columns

Site Name Tetrad Date Count Stage Recorder Source RecordKey
Shirland - Hallfieldgate Lane SK35Z 01/07/2025 1 adult Mahadevan, Nikki vc57_irecords_extract iBRC43304574
Ladycroft Ave, Buxton SK07S 10/07/2019 1 adult Orridge, Steve vc57_irecords_extract iBRC35097018
Ault Hucknall,Glapwell SK46S 20/08/2012 1 Adult M.E. Bradley vc57_danes_bc_data LC000334001COUME
George St,Belper SK34N 26/07/2012 1 Adult K.R. Huston vc57_danes_bc_data LC000334001CP87L
Ault Hucknall,Glapwell SK46S 14/07/2007 1 Adult M.E. Bradley vc57_danes_bc_data LC000334001CP3XR
Edgecote Drive,Newhall,Swadlincote SK22V 06/08/2006 1 Adult Topliss, Neil vc57_danes_bc_data LC000334001CORXU
Ault Hucknall,Glapwell SK46S 28/07/2006 2 Adult M.E. Bradley vc57_danes_bc_data LC000334001CP3EC
Ault Hucknall,Glapwell SK46S 21/07/2006 2 Adult M.E. Bradley vc57_danes_bc_data LC000334001CP3B9
Ault Hucknall,Glapwell SK46S 16/07/2006 1 Adult M.E. Bradley vc57_danes_bc_data LC000334001CP38K
Wood Lane,Newhall,Swadlincote SK22V 29/06/2006 10 Adult Dave Budworth vc57_danes_bc_data LC000334001CP32P
Main St,Kings Newton,Melbourne SK32Y 23/06/2006 1 Adult Soar, Will vc57_danes_bc_data LC000334001CP30Z
Main Street, Kings Newton SK32Y 23/07/2004 1 Adult Soar, Will vc57_irecords_extract iBRC34675515
Main St,Kings Newton,Melbourne SK32Y 23/07/2004 1 Adult Soar, Will vc57_danes_bc_data LC000334001COVNW
Askew Grove, Repton SK32D 04/08/1981 1 Adult YOUNG, Mr D.A., HARRISON, Mr F., BEAUMONT, Mr H.E. vc57_danes_bc_data LC000334001COZ1A
Askew Grove, Repton SK32D 21/07/1981 1 Adult YOUNG, Mr D.A., HARRISON, Mr F., BEAUMONT, Mr H.E. vc57_danes_bc_data LC000334001COQDB
Field Close, Hilton, Burton on Trent SK23K 01/08/1975 1 Adult VC57 Derbyshire Recorder vc57_danes_bc_data LC000334001COQAD

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