Glyphipterix haworthana       Acrolepiopsis assectella
19.007 BF391 - Glyphipterigidae - Glyphipteriginae - Glyphipterix simpliciella
19.007 BF391  – Cocksfoot Moth  – Glyphipterix simpliciella  – (Stephens, 1834)
Adult Micro:  CAT 2 – Can be confused with other species –      
PDF Icon – click for General Verification Guidelines  |   PDF Icon – click for Specific Verification Guidelines
Blue –  Generally Common / Widespread        day-flying – Day-flying
Taxonomy:   Micro   >>  Glyphipterigidae  >> Glyphipteriginae
ID Difficulty:  amber  – care required in the identification process, as confusion with similar species is likely – quality photographs required.
ID pointers: A lead grey coloured moth with white streaks.
Distribution:  Very common in the county on all grassland areas with significant quantities of Cocksfoot and which are not heavily grazed. Adults visit Buttercups during the flight period.
General Comment: None Flight Period: May /  June /  July –  On the wing during the day in May- early July. ONE GENERATION Moth Activity: Diurnal  – can be found by day between May and July Photographed: Yes –  Photographed By: Mick Ball  © All Rights Reserved
*** Last updated on 2 October 2025 by RP ***
Wingspan: 6-9mm
 Food Plant: Cock’s-foot, Tall Fescue.
Specific Recorded History Dates for Common [Blue code Blue-coded] moths is not displayed/updated in this tab. However, all verified records for this moth are listed in the RECORDS tab below.
Selected Images:  Duffield, Derbyshire – Mick Ball ©

19.007 BF391 - Glyphipterigidae - Glyphipteriginae - Glyphipterix simpliciella
Glyphipterix simpliciella – Cocksfoot Moth – Mick Ball
19.007 BF391 - Glyphipterigidae - Glyphipteriginae - Glyphipterix simpliciella

 
 

Image Gallery

19.007 BF391 - Glyphipterix simpliciella - Cocksfoot Moth Duffield, Derbyshire Mick Ball©

Temporal Distribution Chart
Adults: (between 1939 - 2025)
(click legend below to show/hide datasets)
 

Distribution Map for Glyphipterix simpliciella

Found 81 records
    ↳ from 2026+
    ↳ 44 from 2020 - 2025
    ↳ 37 from Before 2020
Flying
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

If the Map Layers function fails, just refresh the page and it should be OK after. Use the +- zoom on the top left, or on a tablet, use two fingers to zoom. Remember, the last layer you ticked is the one which displays the popup information - they sit on top of each other - de-select then re-select, to see the popup values.

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 – Glyphipterix simpliciella

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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.

Visit NBN Site


Monthly Records By Year: Glyphipterix simpliciella
( data includes both Larvae and Adult Stages )

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

First/Last Recorded Dates: Glyphipterix simpliciella
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: Glyphipterix simpliciella
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Glyphipterix simpliciella
AGR: -0.6%   |   Total % Change: -11.8%

Hectad (10kmx10km) Coverage: Glyphipterix simpliciella
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Glyphipterix simpliciella

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 - Glyphipterix simpliciella – 81 records available

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

Site NameTetradDateCountStageRecorderSourceRecordKey
DWT Wyver LaneSK34P03/06/202511adultEvans, Davevc57_irecords_extractiBRC42046023
DWT Wyver LaneSK34P28/05/202560adultEvans, Davevc57_irecords_extractiBRC41951154
DWT Wyver LaneSK34P20/05/2025100adultEvans, Davevc57_irecords_extractiBRC41723759
Bakewell: bank of River WyeSK26I20/05/20251adultHarvey, Martin C.vc57_irecords_extractiBRC41755803
HollowaySK35I19/05/20259adultPritchard, Alisonvc57_irecords_extractiBRC41687351
Deep DaleSK17Q19/05/20252adultHarvey, Martin C.vc57_irecords_extractiBRC41755730
Cressbrook daleSK17R19/05/20251adultTaylor, Suevc57_irecords_extractiBRC48471278
Cote Heath Allotments, BuxtonSK07R18/05/20251adultSteven Bellvc57_irecords_extractiBRC41653332
Buxton: Light WoodSK07M18/05/20256adultHarvey, Martin C.vc57_irecords_extractiBRC41735226
DWT Wyver LaneSK35K17/05/20255adultEvans, Davevc57_irecords_extractiBRC41646139
Chee Dale: Station QuarrySK17G17/05/20253adultHarvey, Martin C.vc57_irecords_extractiBRC41710152
rose end meadowsSK25Y14/05/20252adultAshton, Clivevc57_irecords_extractiBRC41593881
DWT Wyver LaneSK34P13/05/20252adultEvans, Davevc57_irecords_extractiBRC41552719
Hemsworth Road, Sheffield, England, GBSK38L10/05/20251Adultalexamckennavc57_irecords_extractiBRC41500393
Markham Vale South TipSK47K09/05/20251adultRadford, Markvc57_irecords_extractiBRC41485952
DWT Wyver LaneSK34P05/06/202412adultEvans, Davevc57_irecords_extractiBRC36287393
Gleadless Valley LNR (land near Newfield School)SK38L02/06/20241AdultMella, Petevc57_irecords_extractiBRC36221704
Graphite Way, High Peak, England, GBSK09D30/05/20241Adultwillunders50vc57_irecords_extractiBRC41500638
DWT Wyver LaneSK34P29/05/202475adultEvans, Davevc57_irecords_extractiBRC36168662
DWT Wyver LaneSK34P21/05/202410adultEvans, Davevc57_irecords_extractiBRC36042063
DWT Wyver LaneSK34P21/05/202490adultEvans, Davevc57_irecords_extractiBRC36042162
Deep Dale NRSK17Q19/05/20241adultHigginson-Tranter, Davevc57_irecords_extractiBRC36055650
Eley Way, High Peak, England, GBSK07P17/05/20241Adultpurplesusieqvc57_irecords_extractiBRC35965026
Station Road Upper Padley GrindlefordSK27P08/05/20241adultS Pughvc57_irecords_extractiBRC45332597
Forbes Hole LNRSK43W10/08/20232adultBryce, Marionvc57_irecords_extractiBRC32530932
DWT Wyver LaneSK34P07/06/202310adultEvans, Davevc57_irecords_extractiBRC35307848
Ruby WoodSK16K04/06/20231adultHigginson-Tranter, Davevc57_irecords_extractiBRC30671364
Peak District National Park, Bakewell, England, GBSK26I01/06/20231AdultRHODRI WILLIAM THOMASvc57_irecords_extractiBRC30697561
Mousley Botton NRSJ98X28/05/20233adultHigginson-Tranter, Davevc57_irecords_extractiBRC30579036
Markham Vale , DerbyshireSK47L09/05/2023100adultMorris, Sidvc57_irecords_extractiBRC30270398
Linacre Park/ReservoirsSK37G02/06/20221adultHigginson-Tranter, Davevc57_irecords_extractiBRC25639870
SK/HartingtonSK15J29/05/202212adultEvans-Hill, Les and Angelavc57_irecords_extractiBRC25565697
SK/Dale EndSK15P29/05/202212adultEvans-Hill, Les and Angelavc57_irecords_extractiBRC25566032
SK/Biggin DaleSK15P29/05/202212adultEvans-Hill, Les and Angelavc57_irecords_extractiBRC25566043
SK/Biggin DaleSK15N29/05/202212adultEvans-Hill, Les and Angelavc57_irecords_extractiBRC25566047
SK/Wolfscote DaleSK15I29/05/202212adultEvans-Hill, Les and Angelavc57_irecords_extractiBRC25566059
SK/Beresford DaleSK15J29/05/202212adultEvans-Hill, Les and Angelavc57_irecords_extractiBRC25566071
Derbyshire, UKSK07Q21/05/20221AdultMortin, Jonvc57_irecords_extractiBRC25460089
Derbyshire, UKSK17K19/05/20221AdultOrridge, Stevevc57_irecords_extractiBRC28575673
Sett ValleySJ98X17/05/20221adultMarriott, Antvc57_irecords_extractiBRC25443147
Darley DaleSK26R16/05/20221AdultMoores, Stephenvc57_irecords_extractiBRC28138342
Carr Vale/Peter Fidler NRSK47K15/05/20224adultHigginson-Tranter, Davevc57_irecords_extractiBRC25393605
Chinley HeadSK08M14/05/202220adultHewitt, Janevc57_irecords_extractiBRC34105872
Mill Lane, BelperSK34N15/05/202020adultPrecey, Philipvc57_irecords_extractiBRC13439576
Birch ValeSK08I16/05/20191adultHewitt, Janevc57_irecords_extractiBRC35073504
Etherow CPSJ99Q21/05/20181adultHigginson-Tranter, Davevc57_irecords_extractiBRC26106536
Litton MillSK17L28/05/201720adultVan Toller, Simonvc57_irecords_extractiBRC33675938
Gang Mine NRSK25X19/06/20161adultHigginson-Tranter, Davevc57_irecords_extractiBRC21891883
Pleasley Colliery NR, PleasleySK46X05/06/20161AdultBUDWORTH, Mr D., CLARKE, Mr D.A., COX, Mr K., HORSvc57_danes_bc_dataLC000334001CP0IA
South WingfieldSK35Y28/05/20163adultFowlie, Martinvc57_irecords_extractiBRC3244685
Main Street, Kings NewtonSK32Y04/06/20151AdultSoar, Willvc57_irecords_extractiBRC34059905
Millennium Meadow NR, DuffieldSK34L06/06/20141AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001CP9J0
Melbourne (Whistlewood Common)SK32S05/06/20142AdultDave Budworthvc57_danes_bc_dataLC000334001CP9IN
Millennium Meadow NR, DuffieldSK34L01/06/20141AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001COV1O
Millennium Meadow NR, DuffieldSK34L31/05/20141AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001COV1E
Millennium Meadow NR, DuffieldSK34L30/05/20141AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001COV13
Willington (nr r Trent), DerbySK32E19/05/20144AdultDave Budworthvc57_danes_bc_dataLC000334001CP0FT
Millennium Meadow NR, DuffieldSK34L17/05/20141AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001CP0FN
Millennium Meadow NR, DuffieldSK34L15/05/20141AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001CP0FC
Millennium Meadow NR, DuffieldSK34L14/05/20141AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001CP0FA
Millennium Meadow NR, DuffieldSK34L12/05/20141AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001CP0F7
Millennium Meadow NR, DuffieldSK34L03/05/20141AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001COYVD
Millennium Meadow NR, DuffieldSK34L02/05/20141AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001COYV9
Millennium Meadow NR, DuffieldSK34L02/06/20131AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001COUQI
Millennium Meadow NR, DuffieldSK34L25/05/20131AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001COUQ4
Shipley Park (open mosaic grassland), IlkestonSK44L17/06/20121AdultK.R. Hustonvc57_danes_bc_dataLC000334001CP7SS
Ladycroft Ave,BuxtonSK07S01/06/20121AdultOrridge, Stevevc57_danes_bc_dataLC000334001CP7RB
Bretby Wood, Newhall, SwadlincoteSK22V29/05/20121AdultDave Budworthvc57_danes_bc_dataLC000334001COU8N
Derbyshire, UKSK07M13/06/20111AdultOrridge, Stevevc57_irecords_extractiBRC22533930
Ripley GreenwaySK44E16/05/20101adultThorpe, Stevevc57_irecords_extractiBRC33514373
Ripley Greenway, RipleySK44E16/05/20101AdultThorpe, Stevevc57_danes_bc_dataLC000334001COX13
Crich (site not precise)SK35M25/05/20096AdultJ. Bebbingtonvc57_danes_bc_dataLC000334001COSP7
Alfreton Park, AlfretonSK45C29/05/20081AdultDave Budworthvc57_danes_bc_dataLC000334001COSH7
Alfreton Park, AlfretonSK45C21/05/20081AdultDave Budworthvc57_danes_bc_dataLC000334001CP46S
Tideswell DaleSK17L09/06/20076AdultS.H. Hindvc57_danes_bc_dataLC000334001CP3TO
Foremark Resr, TicknallSK32H11/06/20056AdultTopliss, Neilvc57_danes_bc_dataLC000334001CORHX
Carvers Rocks, Hartshorne, SwadlincoteSK32G29/05/20056AdultTopliss, Neilvc57_danes_bc_dataLC000334001CP2GY
Edgecote Drive,Newhall,SwadlincoteSK22V04/06/20041AdultTopliss, Neilvc57_danes_bc_dataLC000334001COR5X
Carvers Rocks (new plantation),Hartshorne,SwadlincoteSK32G31/05/200430AdultTopliss, Neilvc57_danes_bc_dataLC000334001CP1OV
Walton Golf Course, ChesterfieldSK36U09/06/19941AdultVC57 Derbyshire Recordervc57_danes_bc_dataLC000334001COV9Y
Dovedale (site not precise)SK15L20/06/19391AdultR.G. Warrenvc57_danes_bc_dataLC000334001COQ92

 
Glyphipterix haworthana       Acrolepiopsis assectella

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