Early Tooth-striped       The Magpie
70.203 BF1661  –  Geometridae –  Archiearinae – Archiearis parthenias – Orange Underwing Adult Macro:  CAT 2 – Can be confused with other species – Can be confused with other species       PDF Icon – click for Adult Macro Verification Guidelines
Blue –  Generally Common / Widespread        day-flying – Day-flying
Taxonomy:   Macro  >> .  . >>  Geometridae  >> Archiearinae
ID Difficulty:  amber  – care required in the identification process, as confusion with similar species is likely – quality photographs required.
Confusion Species:  Light Orange Underwing
ID pointers: The Orange Underwing is a day flying moth and very active in warm spring sunshine, appearing orange brown in flight. Can be confused with the similar Light Orange Underwing. 
Examination of the antennae is required to ID the species. Male Orange Underwing antennae are finely serrated (bipectinated), whereas the Male Light Orange Underwing antennae is feathered. There is also a strong white diagonal cross-band on the upper forewing of this species. On the under hindwing the orange band extends to outer-edge. On Light Orange Underwing the dark outer band is unbroken.
Distribution:  A beautiful spring moth that is widely distributed in Derbyshire and locally common wherever there are areas of birch. 
Flight Period: March /  April /  –  On the wing – March – April. Photographed: Yes –  Photographed By: Tony Davison  © All Rights Reserved
*** Last updated on 6 May 2025 by RP ***
Wingspan: 30-40mm
Forewing: 16-19mm Food Plant: Downy Birch, Silver Birch
Recorded dates for Common [Blue code Blue-coded] moths are not stored on the website at this current time.
IMAGES BELOW:  Foremark Reservoir, Derbyshire – Tony Davison ©

70.203 BF1661 - Orange Underwing - Geometridae - Archiearis parthenias
Orange Underwing – Archiearis parthenias
70.203 BF1661 - Orange Underwing - Geometridae - Archiearis parthenias
Orange Underwing – Archiearis parthenias
70.203 BF1661 - Orange Underwing - Geometridae - Archiearis parthenias
70.203 BF1661 - Orange Underwing - Geometridae - Archiearis parthenias

1661-orange-underwing020665 Orange Underwing - Foremark Reservoir - Tony Davison©
1661-orange-underwing010664 Orange Underwing - Foremark Reservoir - Tony Davison©

Distribution Map for Archiearis parthenias

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 181 records
    ↳ 12 from After 2025
    ↳ 11 from 2020 - 2024
    ↳ 158 from Before 2020

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.

******* Choose ONLY one at a time, of either Monad, Tetrad or Hectad Distribution - each has it's own set of data. Also, the distribution maps cover ALL recorded data. *******

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: Archiearis parthenias

Monthly Counts By Year: Archiearis parthenias

Recordings By Year: Archiearis parthenias

Annual Growth Rate (AGR): Archiearis parthenias
AGR: -6.12%   |   Total % Change: -78%
Years Analysed: 2000 – 2024

Hectad (10kmx10km) Coverage: Archiearis parthenias

Flight Periods – Indicative –vs– Recorded Data
Archiearis parthenias

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 - Archiearis parthenias – 181 records available

Listed by Year - descending

TaxonSite NameTetradYearDateCountStage
Archiearis partheniasSalter Wood Denby - S1SK34Y202511/06/20251
Archiearis partheniasSalter Wood Denby - S3SK34Z202523/05/20256
Archiearis partheniasPoolsbrook C.P.SK47M202503/04/20251adult
Archiearis partheniasHathersage moorSK28K202510/04/20251
Archiearis partheniasDrakelow N.R.SK22F202520/03/20251adult
Archiearis partheniasRamsley reservoir DerbyshireSK27X202529/03/20252adult
Archiearis partheniasDWT Wyver LaneSK34P202505/03/20251adult
Archiearis partheniasDrakelow N.R.SK22F202508/03/20251adult
Archiearis partheniasDrakelowSK21J202509/03/20252adult
Archiearis partheniasMarkham Vale DerbyshireSK47K202520/03/20251adult
Archiearis partheniasSpring WoodSK32R202519/03/20251adult
Archiearis partheniasMoss Valley SK48A202527/03/20251
Archiearis partheniasDrakelow, Derbys.SK22F202430/03/20241adult
Archiearis partheniasDrakelow, Derbys.SK22F202405/03/20241adult
Archiearis partheniasPeter Filder NR, BolsoverSK47Q202418/03/20241adult
Archiearis partheniasDrakelow, Derbys.SK22F202417/03/20241adult
Archiearis partheniasWyver Lane Nature ReserveSK34P202419/03/20241adult
Archiearis partheniasDrakelow, Derbys.SK22F202418/03/20241adult
Archiearis partheniasHilton Gravel Pits NR - S5SK23K202303/06/20233
Archiearis partheniasBolehill Quarry, near Grindleford, DerbyshireSK27P202321/03/20231adult
Archiearis partheniasWhite Edge Moor NTSK27P202222/03/20221
Archiearis partheniasForemarkSK32G202125/03/20211adult
Archiearis partheniasWalton Dam, Somersall Park, ChesterfieldSK37Q202026-Mar-201adult
Archiearis partheniasRepton Shrubs, Repton (site not precise)SK32B201906/04/20191Adult
Archiearis partheniasBretton CloughSK27E201906/04/20191
Archiearis partheniasHolmewood, DerbyshireSK46I201929/03/20191adult
Archiearis partheniasShining Cliff WoodSK35G201927/02/20191adult
Archiearis partheniasRepton (site not precise)SK32B201824/03/20181Adult
Archiearis partheniasSmeekley Wood, near Owler Bar, DerbyshireSK37D201602/04/20161adult
Archiearis partheniasRepton Shrubs, Repton (site not precise)SK32B201515/04/20153Adult
Archiearis partheniasDerbyshireSK26T201505/04/20151
Archiearis partheniasUpper BoothSK18C201507/04/20151
Archiearis partheniasWoodlands ValleySK18T201506/04/20151
Archiearis partheniasPaddocks PlantationSK27F201505/04/20151
Archiearis partheniasSherriff WoodSK27J201525/03/20151
Archiearis partheniasDrakelow NR,Burton on TrentSK22F201522/03/20151Adult
Archiearis partheniasLongshaw National TrustSK27P201410/03/20141
Archiearis partheniasLongshaw National TrustSK27P201410/03/20141
Archiearis partheniasLongshaw National TrustSK28K201410/03/20141
Archiearis partheniasHay Wood National TrustSK27N201409/03/20141
Archiearis partheniasHilton NR, Hilton, Burton on TrentSK23K201303/04/20131Adult
Archiearis partheniasStanton MoorSK26L201313/04/20131
Archiearis partheniasStanton Moor (Nine Ladies), Stanton in PeakSK26L201313/04/20131Adult
Archiearis partheniasStanton Moor NTSK26L201313/04/20131
Archiearis partheniasStanton Moor, Stanton in PeakSK26L201313/04/20131Adult
Archiearis partheniasStanton Moor, Stanton in PeakSK26L201313/04/20131Adult
Archiearis partheniasStanton Moor (Nine Ladies), Stanton in PeakSK26L201313/04/20131Adult
Archiearis partheniasDrakelow NR,Burton on TrentSK22F201211/03/20121Adult
Archiearis partheniasBole Hill Quarry, Nether PadleySK27P201211/03/20122Adult
Archiearis partheniasLongshaw National TrustSK27P201211/03/20121
Archiearis partheniasBole Hill Quarry, Nether PadleySK27P201211/03/20122Adult
Archiearis partheniasDrakelow NR,Burton on TrentSK22F201217/03/20121Adult
Archiearis partheniasJack Flat WoodsSK27R201102/04/20111
Archiearis partheniasHathersage Moor,HathersageSK28K201107/04/20111Adult
Archiearis partheniasCurbar Edge & WoodSK27M201102/04/20111
Archiearis partheniasFroggatt Edge,FroggattSK27N201108/04/20111Adult
Archiearis partheniasFroggatt EdgeSK27N201106/04/20111
Archiearis partheniasYorkshire Bridge Common (the roughs), BamfordSK28C201102/04/20111Adult
Archiearis partheniasJack Flat Woods,BaslowSK27R201112/04/20111Adult
Archiearis partheniasYorkshire Bridge Common (the roughs), BamfordSK28C201102/04/20111Adult
Archiearis partheniasDrakelow NR,Burton on TrentSK22F201103/04/20111Adult
Archiearis partheniasHathersage Moor Yorks.SK28K201107/04/20111
Archiearis partheniasCurbur Edge,CurburSK27M201102/04/20112Adult
Archiearis partheniasFroggatt Edge,FroggattSK27N201106/04/20111Adult
Archiearis partheniasBolehill Quarry,Nether PadleySK27P201113/03/20113Adult
Archiearis partheniasHolbrook Heath and Ponds,Holbrook,KillamarshSK48K201122/03/20111Adult
Archiearis partheniasDrakelow NR,Burton on TrentSK22F201125/03/20112Adult
Archiearis partheniasBirchen EdgeSK27W201125/03/20111
Archiearis partheniasGoyt Valley,Fernilee Resr,nr BuxtonSK07D201124/03/20111Adult
Archiearis partheniasDrakelow NR (main hide), Burton on TrentSK22F201119/03/20111Adult
Archiearis partheniasStanton Moor,BirchoverSK26L201123/03/20111Adult
Archiearis partheniasClod Hall Moor (Birchen Edge),BaslowSK27W201125/03/20113Adult
Archiearis partheniasClod Hall MoorSK27W201131/03/20111
Archiearis partheniasFroggatt Edge,FroggattSK27N201131/03/20111Adult
Archiearis partheniasLadybower Resr (viaduct shore)SK18Y201122/03/20111Adult
Archiearis partheniasBolehill QuarrySK27P201113/03/20111
Archiearis partheniasBretton Clough,Bretton,Great HucklowSK27E201121/03/20112Adult
Archiearis partheniasClod Hall Moor,BaslowSK27W201131/03/20111Adult
Archiearis partheniasLeash FenSK27W201131/03/20111
Archiearis partheniasDrakelow NR,Burton on TrentSK22F201121/03/20113Adult
Archiearis partheniasLeash Fen,BaslowSK27W201131/03/20111Adult
Archiearis partheniasLongshaw National TrustSK27P201113/03/20111
Archiearis partheniasLongshaw,Nether PadleySK27P201113/03/20111Adult
Archiearis partheniasLadybower Resr (viaduct shore)SK18Y201122/03/20111Adult
Archiearis partheniasHolbrook Heath and PondsSK48K201122/03/20111
Archiearis partheniasBretton CloughSK27E201121/03/20111
Archiearis partheniasFroggatt Edge,FroggattSK27N201121/03/20116Adult
Archiearis partheniasnr Snelston Hall,Snelston,AshbourneSK14R201008/04/20101Adult
Archiearis partheniasBig Moor,FroggattSK27S201022/04/20101Adult
Archiearis partheniasBig MoorSK27S201022/04/20101
Archiearis partheniasRobin Hood Valley, BaslowSK27R201021/04/20101Adult
Archiearis partheniasRobin Hood ValleySK27R201021/04/20101
Archiearis partheniasDrakelow NR (car park),Burton on TrentSK22F201021/03/20103Adult
Archiearis partheniasDrakelow NR (car park),Burton on TrentSK22F201021/03/20103Adult
Archiearis partheniasNine Ladies, Stanton Moor, BirchoverSK26L200706/04/20075Adult
Archiearis partheniasBrierley Hill,UnstoneSK37S200705/04/20074Adult
Archiearis partheniasBrierley Hill,UnstoneSK37S200706/04/20073Adult
Archiearis partheniasBrierley Hill,UnstoneSK37S200705/04/20074Adult
Archiearis partheniasBrierley Hill,UnstoneSK37S200706/04/20073Adult
Archiearis partheniasDarley Moor, Darley DaleSK36C200725/03/20071Adult

Early Tooth-striped       The Magpie

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