15.035 BF316  –  Gracillariidae –  Lithocolletinae – Phyllonorycter roboris – Beautiful Oak Leaf-miner – (Zeller, 1839) Adult Micro:  CAT 1 – Distinctive Species –       Leaf-miner:  CAT L – The leaf or a Photo required – reared and possibly dissected       PDF Icon – click for General Verification Guidelines  |   PDF Icon – click for Specific Verification Guidelines
Black – Uncertain/Unknown – Insufficient Data        purple – Leaf Miner
Taxonomy:   Micro   >>  Gracillariidae  >> Lithocolletinae
Other Name/s: Gold-bent Midget
ID Difficulty:  green  – easy to identify, generally distinctive and unlikely to be confused with other species.
ID pointers: A distinctive species with an unmarked white area in the centre of the wing forming a diamond shape and a large brown patch at the base.
Distribution:  (Last record: 1983 at Clough Wood )  –  A nationally scarce B species – Uncertain in the county due to insufficient data – Last reported in 1981 – Clough Wood. Found in mature oak woodland
Flight Period: June /  –  A single generation Mine Period: July /  August /   – The larvae form a large, rounded blister mine without any strong creases on the underside. Moth Activity: Cathemeral   – and is attracted to light Photographed: No –  Photographed By: Not Recorded
*** Last updated on 6 May 2025 by RP ***
Wingspan: 7-9mm
Food Plant: Oak
Last Recorded Year: 1983
Last Recorded By – Not Recorded
Last Recorded General Area – Clough Wood

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Distribution Map for Phyllonorycter roboris

Found 4 records
    ↳ 0 from After 2025
    ↳ 0 from 2020 - 2024
    ↳ 4 from Before 2020

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******* 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.

Land-cover * shows the variety of land-cover within the VC57 area, based on the CORINE (Coordination of Information on the Environment) forty-four thematic classes of land-cover. This will show, to a greater or lesser degree, the number and variety of moths found in different land-cover types. The UK continues to operate within the Copernicus programme, with the UK Centre for Ecology & Hydrology (UKCEH) providing Corine Land Cover (CLC) datasets for the UK and its territories.


NBN Atlas UK Distribution for – Phyllonorycter roboris

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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: Phyllonorycter roboris
( data includes both Larvae and Adult Stages )
No data returned from the database.

Monthly Counts By Year: Phyllonorycter roboris
( data is based on 'Adult' stage records only. )


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

Shading shows moth presence between dates

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Recordings By Year: Phyllonorycter roboris
( All data includes both Larvae and Adult Stages )
Annual Growth Rate (AGR): Phyllonorycter roboris
AGR: 0%   |   Total % Change: 0%
Phyllonorycter roboris
Insufficient records/data for an AGR analysis
Years Analysed: 2000 – 2025
Phyllonorycter roboris
Insufficient records/data for a CUSUM analysis
Years Analysed: 2000 – 2025

Hectad (10kmx10km) Coverage: Phyllonorycter roboris
( data includes both Larvae and Adult Stages )

Flight Periods – Indicative –vs– Recorded Data
Phyllonorycter roboris
( data includes Adult Stage only )

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.

Mine Periods – Indicative –vs– Recorded Data
Phyllonorycter roboris
( 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 2020-2025.

Records Behind the Map and Charts - Phyllonorycter roboris – 4 records available

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

TaxonSite NameTetradYearDateCountStageSource
Phyllonorycter roborisMillennium Meadow NR, DuffieldSK34L201410/06/20141Adultvc57_danes_bc_data
Phyllonorycter roborisClough Wood,Darley DaleSK26K198328/11/198312Larval Minevc57_danes_bc_data
Phyllonorycter roborisClough Wood,Darley DaleSK26K198312/11/19831Larval Minevc57_danes_bc_data
Phyllonorycter roborisClough Wood,Darley DaleSK26K198326/02/19831Larval Minevc57_danes_bc_data

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