Stigmella perpygmaeella - Dave Evans
4.054 BF79  – Least Hawthorn Dot  – Stigmella perpygmaeella  – (Doubleday, 1859)
Adult Micro:  CAT 4 – Dissection required – Gen-Det-Reqd       Leaf-miner:  CAT L – The leaf or a Photo required – reared and possibly dissected      
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Black – Uncertain/Unknown – Insufficient Data        purple – Leaf-miner
Taxonomy:   Micro   >>  Nepticulidae  >> Nepticulinae
Other Name/s: Least Thorn Pigmy
ID Difficulty:  Red – difficult to identify – detailed examination required, often a Gen Det and/or specimen and quality photographs are required.
ID pointers: The species is fairly well-distributed throughout Britain. The larvae of this species feed on hawthorn (Crataegus), where they form a compact twisting gallery that usually becomes a ‘false blotch’ – where the gallery twists back on itself and touches the sides of the earlier part of the gallery. Adults have an orange head with creamy white eye caps the overall colour is a grey brown with a slight bronze or purplish sheen
Distribution:  (Last record: 20 August 2025 at Belper )  –  National Status – Common – Derbyshire status unknown – This photo of the leaf mine represents a first record for VC57 & Derbyshire. Lack of records and under-recorded. 13 mines found on 20/8/2025 at Wyver Lane on Hawthorn
General Comment: None
Flight Period: May /  August –  two generations May & August Mine Period:  July /  October
Mine Period Additional: Leaf mine – July and October
Mine ID Difficulty: Not Recorded
Mine Type/s: Not Recorded
Mine Feeding Method/s: Not Recorded
Mine Comment: None.
Photographed: Yes –  Photographed By: Dave Evans; Steve Orridge  © All Rights Reserved
*** Last updated on 12 October 2025 by TD ***
Wingspan: 4-5mm
Food Plant: Hawthorn
Last Recorded Year: 2025
Last Recorded By – Dave Evans
Last Recorded General Area – Belper

Selected Images:  Dave Evans – 1st September 2024 – Wyver Lane, Belper/ Rose End Meadows (2009) – Steve Orridge©



Temporal Distribution Chart
Immatures: (between 2001 - 2025)
(click legend below to show/hide datasets)

Distribution Map for Stigmella perpygmaeella

Found 12 records
    ↳ from 2026+
    ↳ 3 from 2020 - 2025
    ↳ 9 from Before 2020
Flying
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Mining
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 – Stigmella perpygmaeella

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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: Stigmella perpygmaeella
( data includes both Larvae and Adult Stages )

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

First/Last Recorded Dates: Stigmella perpygmaeella
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: Stigmella perpygmaeella
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Stigmella perpygmaeella
AGR: 8.45%   |   Total % Change: 600%

Hectad (10kmx10km) Coverage: Stigmella perpygmaeella
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Stigmella perpygmaeella

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.

Mine Periods – Indicative –vs– Recorded Data
Stigmella perpygmaeella
( data includes both Larvae and Adult Stages )

Mine 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 mine periods [month/s]. The coloured lines represent the actual months seen mining, from site observation records received between 2020-2026.

Records Behind the Map and Charts - Stigmella perpygmaeella – 12 records available

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

Site Name Tetrad Date Count Stage Recorder Source RecordKey
DWT Wyver Lane SK34P 20/08/2025 13 mine (empty) Evans, Dave vc57_irecords_extract iBRC44638480
DWT Wyver Lane SK34P 13/08/2025 1 mine (empty) Evans, Dave vc57_irecords_extract iBRC44440555
DWT Wyver Lane SK34P 04/09/2024 3 mine (empty) Evans, Dave vc57_irecords_extract iBRC38312383
Thorpe, Dovedale SK15K 13/10/2010 1 Larval Mine S.A. Orridge;S.H. Hind vc57_danes_bc_data LC000334001COTQX
Ladybower Resr SK18U 03/09/2010 1 Larval Mine S.H. Hind vc57_danes_bc_data LC000334001COXJ0
Howden Resr SK19L 25/08/2010 1 Larval Mine S.H. Hind vc57_danes_bc_data LC000334001CP09G
Upper Wood, Howden Resr SK19R 25/08/2010 1 Larval Mine S.H. Hind vc57_danes_bc_data LC000334001CP09U
Rose End Meadow SK25Y 16/10/2009 1 mine Orridge, Steve; Hind, Steve, Budworth, Dave vc57_irecords_extract iBRC40312700
Cromford, Matlock DE, UK SK25Y 16/10/2009 1 Larva Orridge, Steve vc57_irecords_extract iBRC45287559
Rose End Meadows NR,Cromford SK25Y 16/10/2009 1 Larval Mine Dave Budworth;S.A. Orridge;S.H. Hind vc57_danes_bc_data LC000334001CP56B
Coombs Dale,Stoney Middleton SK27H 12/10/2009 1 Larval Mine S.H. Hind vc57_danes_bc_data LC000334001CP549
Broomfield Hall, Morley, Derby SK34V 03/11/2001 1 Larval Mine S.H. Hind vc57_danes_bc_data LC000334001CP1FG

 
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