To light. Chorleywood House Estate, Chorleywood; VC 20. 28 vii 2014.
Ex leaf-mine on Cornelian Cherry. Chorleywood House Estate, Chorleywood; VC 20. Coll: 21 ix 2020.
Ex leaf-mine on Cherry. Chorleywood House Estate, Chorleywood; VC 20. Coll: 12 x 2020.
Ex leaf-mine on Norway Maple. Chorleywood House Estate, Chorleywood; VC 20. Coll: 12 x 2020.
To light. Philipshill Wood, Chorleywood: VC 24. 10 viii 2011.
To light. Holland Haven, Essex. 02 ix 2011.
Ex larva on Cornelian Cherry. Chorleywood House Estate, Chorleywood; VC 20. Coll: 21 ix 2020.
Cornelian Cherry (Cornus mas), in March in Southern England.
Valjevo, Divcibare, Kaona, Serbia. 05 vii 2019.
As a victim of a crab spider. Valjevo, Divcibare, Kaona, Serbia. 05 vii 2019.
Thymelicus lineola/sylvestris comparison.
To light. Chorleywood; VC 24. 19 v 2011.
Ex larva on Hornbeam. Weedon Hill, near Amersham, Bucks. Coll: 27 iv 2020. Det: PR Hall.
To light. Chorleywood; VC 24. 23 vii 2020.
Larva on Hornbeam. Chorleywood; VC 24. 06 x 2020.
Female. Ex larva on Hornbeam. Chorleywood; VC 24. Coll: 24 vi 2020.
Wandering, having been dislodged from trees. Tring Park, Tring, Herts. 23 v 2019.
To light. Chorleywood; VC 24. 24 viii 2010.
To light. New Field Sports Ground, Watford, Herts. 08 viii 2013.
Mine, showing larva. This is the 'true ' A. treitschkiella, as indicated by the foodplant (Cornelian Cherry) and the longer line of black warts. Cheslyn Gardens, Watford, Herts. 21 09 2020.
Mine, showing cut-out. Cornelian Cherry. Cheslyn Gardens, Watford, Herts. 21 ix 2020.
Mine, showing cut-out in the making. Cornelian Cherry. Cheslyn Gardens, Watford, Herts. 21 ix 2020.
Mine, showing 'cut-out'. On Dogwood (Cornus sanguinea). Regent's Park, London. Cut-out 5 mm in the long axis. 24 ix 2018.
Larva in mine. On Dogwood (Cornus sanguinea). Regent's Park, London. 24 ix 2018.
To light. South of Kraljevo, Serbia. 01 vii 2019.
To light. Le Lac De La Gittaz, Savoie, France. 15 viii 2017.
To light. Haute-Savoie, France. 2017.
To light. Le Lac De La Gittaz, Savoie, France. 15 viii 2017. Det: CW Plant.
To light. Dukat Mountains, Serbia. 31 v 2018.
To light. Chorleywood; VC 24. 07 viii 2020. Genitalia checked.
To light. Le Lac De La Gittaz, Savoie, France. 15 viii 2017. Det: Stephen Palmer.
On Wild Cherry. Chorleywood; VC 24. Coll: 04 ix 2020.
Ex larva on Wild Cherry. Pupal cocoon hidden in rotten wood Chorleywood; VC 24. Coll: 04 ix 2020.
Ex larva on Wild Cherry. Pupa, exposed in cocoon in rotten wood. Coll: Chorleywood; VC 24, 04 ix 2020.
Ex leaf-mine on Hawthorn. Whippendell Woods, Watford, Herts. 10 x 2017.
To light. Fingringhoe Wick NR, Fingringhoe, Essex. 18 ix 2014.
Netted by day. Beside River Chess, Rickmansworth, Herts. 03 v 2016.
To light. Korce Region, Albania. 04 vi 2018. Det CW Plant.
To light. Chorleywood; VC 24. 24 vi 2020.
Indoors. Chorleywood; VC 24. 27 viii 2011.
Case with exuviae. Indoors. Chorleywood; VC 24.
To light, Chorleywood; VC 24. 07 viii 2020.
To light. Chorleywood; VC 24. 13 i 2021.
To light. Chorleywood; VC 24. 07 viii 2020.
To light. Whippendell Woods, Watford, Herts. 14 vi 2012.
Leaf-mine on Grey Poplar sucker. Denham Garden Village, Bucks. 15 x 2014.
Leaf-mine and pupal cocoon (=leaf-fold). On Grey or White Poplar. Ruislip NNR, Ruislip, Middlesex. 10 x 2014.
To light. Philipshill Wood, Chorleywood; VC 24. 15 vii 2016.
To light. Chorleywood; VC 24. 07 viii 2011.
To light. Watford Colne Valley Regeneration Project, Watford, Herts. 06 vii 2012.
To light. Stoke Common, near Fulmer, Bucks. 17 07 2011.
Leaf-mine on Hop. Besides Stocker's Lake, Rickmansworth, Herts. 29 viii 2014.
Larva, exposed in mine. On Hop. Besides Stocker's Lake, Rickmansworth, Herts. 29 viii 2014.
To light. Aston Clinton, Bucks. 09 vii 2012.
To light. Whippendell Woods, Watford, Herts. 01 x 2011.
To light. Croxley Common Moor, Croxley, Herts. 20 ix 2019.
To light. Low Farm, near Fulmer, Bucks. 21 viii 2011.
To light. Chorleywood; VC 24. 24 vii 2020.
To light. Le Lac de La Gittaz, Savoie, France. 15 viii 2017.
To light. Chorleywood; VC 24. 24 vii 2020. Gen det: AMW King.
To light. Chorleywood; VC 24. 24 vii 2020. Genitalia checked: Male.
To light. Eskdale, Lake District. 09 viii 2016. Gen det: Female.
To light. Krsko Zadovinek, Slovenia. 29 v 2018.
Ex larva. Chorleywood Common; VC 20. Coll: 16 iv 2011.
From leaf-fold on Oak. Chorleywood Common; VC 20. 12 v 2010.
Ex larva on Oak. Chorleywood Common; VC 24. Coll: 12 v 2010.
Ex larva on Oak. Chorleywood; VC 20. Coll: 12 v 2010.
To light. Aldbury Nowers, near Tring, Herts. 08 vii 2017.
On Elm (Ulmus procera). Fingringhoe Wick NR, Fingringhoe, Essex. 01 x 2014.
To light. Aldbury Nowers, near Tring, Herts. 18 iv 2017.
To light. Drigg; VC 70. 15 vi 2017.
Ex female, Drigg; VC 70. Coll: 15 vi 2017.
Pupal cocoon. Ex female, to light. Drigg; VC 70. Coll: 15 vi 2017.
Ex female, to light. Coll: Drigg; VC 70, 15 vi 2017.
Ex female, to light. Coll: Drigg; VC 70; 15 vi 2017.
To light. Philipshill Wood, Chorleywood; VC 24. 09 v 2011.
To light. Philipshill Wood, Chorleywood; VC 24. 01 v 2011.
To light. Whippendell Woods, Watford, Herts. 03 iv 2012.
To light. Chorleywood; VC 24. 06 v 2011.
To light. Chorleywood; VC 24. 23 vii 2013.
Whippendell Woods, Watford, Herts. 22 vi 2009.
To light. Chorleywood; VC 24. 12 xii 2010.
To light. Whippendell Woods, Watford, Herts. 12 v 2011.
To light. Philipshill Wood, Chorleywood; VC 24. 18 v 2011.
To light. Chorleywood Common; VC 20. 19 v 2013.
To light. Chorleywood; VC 24. 21 v 2011. Gen det: Peter Hall.
To light. Chorleywood; VC 24. 23 v 2015. Gen det.
To light. Chorleywood; VC 24. 18 v 2011. Gen det: Peter Hall.
To light. Fingringhoe Wick N R, Fingringhoe, Essex. 19 vii 2015. Genitalia checked. Female.
To light. Chorleywood; VC 24. 09 vi 2010.
To light. Ambersham Common, South Ambersham, West Sussex. 05 vi 2017.
On Hartstongue Fern. Chorleywood; VC 24. 16 v 2011.
Ex pupa on Hartstongue Fern. Chorleywood; VC 24. 16 v 2011.
On Hartstongue Fern. St. John's Wood, London. 30 x 2011.
To light. Whippendell Woods, Watford, Herts. 12 vii 2014.
To light. Cuckmere Haven, East Sussex. 05 viii 2015. Gen det.
To light. Colne Valley Regeneration Project, Watford, Herts. 06 vii 2012.
To light. Near Great Hampden, Bucks. 22 vii 2012.
To light. Stoke Common, near Fulmer, Bucks. 02 vii 2015.
Ex leaf-mine on Sallow (Salix caprea). Ambersham Common, West Sussex. Coll: 24 x 2012. Gen det.
To light. Stoke Common, near Fulmer, Bucks. 08 vi 2015.
To light. Whippendell Woods, Watford, Herts. 07 v 2011.
To light. Chorleywood; VC 24. 16 viii 2020. Det: Peter Hall.
To light. Haute-Savoie, France. 09 viii 2017.
To light. Chorleywood; VC 24. 07 viii 2020. Gen det AMWK. Male.
To light. Chorleywood; VC 24. 07 viii 2020. Gen checked: AMWK: Female.
To light. Chorleywood; VC 24. 07 viii 2020. Gen det: AMWK: Male.
To light. Haute-savoie, France. 09 viii 2017.
Ex ovum. First or second instar.
To light. Mount Suva Planina, near Skopje, (North) Macedonia. 01 vi 2018.
Larva on Viburnum lantana. Aston Rowant NNR, near Stokenchurch. 10 viii 2020.
To light. Chorleywood; VC 24. 26 viii 2011.
To light. Chorleywood; VC 24. 13 iii 2011.
To light. Chorleywood House Estate, Chorleywood; VC 20.
To light. Chorleywood; VC 24. 01 i 2018.
To light. Philipshill Wood, Chorleywood; VC 24. 03 viii 2013.
To light. Chorleywood; VC 24. 13 ix 2013.
To light. Grove Farm, Tring, Herts. 12 v 2017.
To light. Fingringhoe Wick NR, Fingringhoe, Essex. 19 vii 2015. Gen det AMW King. Male.
To light. Chorleywood; VC 24. 28 ix 2010.
Leaf-mines, on Wild Cherry. Chorleywood House Estate, Chorleywood; VC 20. 12 x 2020.
Larva, ex leaf-mine on Cherry. Chorleywood House, Chorleywood; VC 20. 12 x 2020.
Larva in mine, on Tilia sp. Chorleywood House Estate, Chorleywood; VC 20. 12 x 2020.
Larva, ex leaf-mine on Norway Maple. Chorleywood House Estate, Chorleywood; VC 20. 12 x 2020.
Leaf-mine and leaf-fold. On Beech. Chorleywood; VC 24. 06 x 2020.
Larva, exposed in leaf-fold. Chorleywood; VC 24. 10 x 2020.
Intermediate larva, exposed in leaf-mine. Chorleywood; VC 24. 10 x 2020.
To light. Bovingdon Brick Pits, Bovingdon, Herts. 27 vii 2016.
To light. Aldbury Nowers N R, nr. Tring, Herts. 14 vi 2015.
To light. Chorleywood House Estate, Chorleywood; VC 24. 14 vi 2015.
To light. Stoke Common, Bucks. 16 vii 2011.
To light. Eskdale, Lake District, Cumbria. 17 vi 2017.
To light. Aldbury Nowers N R, nr Tring, Herts. 14 vi 2015.
Leaf-mine on Birch. Philipshill Wood, Chorleywood; VC 24. 18 v 2013.
Pupa, exposed in the pupation site. On Lombardy Poplar. Near Tring, Herts. 21 viii 2014.
To light. Philipshill Wood, Chorleywood; VC 24. 24 vii 2012.
Aston Rowant N N R. 31 viii 2010.
To light. Chorleywood; VC 24. 25 viii 2020.
Larva, exposed in leaf-fold. On Malus domestica (Apple). Chorleywood; VC 24. 06 x 2020.
On English Elm. Rousebarn Lane, Watford, Herts.
To light. Chorleywood; VC 24. 10 vii 2010.
Disturbed from Gorse bushes. Stoke Common, Bucks. 30 viii 2011.
Pupal cocoon on Oak. Chorleywood Common, Chorleywood; VC 20. 13 x 2014.
To light. Chorleywood House Estate, Chorleywood; VC 20. 24 vii 2014.
Ex leaf-mine on Birch. Philipshill Wood, Chorleywood; VC 24. Emerged: 11 vii 2016.
Leaf-mines on Betula sp. Ruislip NNR, Ruislip, Middx. 10 x 2014.
Eggs. Ex female to light. Chorleywood; VC 24. 29 ix 2020.
Found on gate. Aston Rowant NNR, Oxon. Col: 10 viii 2020 and raised.
Exposed in its mine. On English Elm. Banks of The Regent's Canal, London. 24 xi 2011.
To light. Cuckmere Haven, East Sussex. 17 ix 2016.
Pupal case. On Beech trunk. Philipshill Wood, Chorleywood; VC 24. 09 v 2017.
Pupal exuviae. On Beech tree trunk. Philipshill Wood, Chorleywood; VC 24. 30 v 2017.
Captive raised. Ex pupa. Philipshill Wood, Chorleywood; VC 24. 30 v 2017.
Meathop Moss, Cumbria. 28 vi 2009.
To light. Colne Valley Regeneration Project, Watford, Herts. 07 vii 2012. Gen det C W Plant. Male. New for Herts.
Ex pupa in stunted shoot of Scots Pine. Stoke Common, Bucks. Coll: 18 iv 2017. Female.
To light. Amwell N R , nr. Ware, Herts. 17 viii 2014.
To light. Aston Clinton, Bucks. 05 vii 2013.
To light. Chorleywood Common; VC 24. 05 vii 2013.
To l;ight. Philishill Woods, Chorleywood; VC 24. 08 v 2013.
To light. Aston Clinton, Bucks. 10 vii 2012.
To light. The Withy Beds NR, Moor Park, Herts. 22 vi 2017.
To light. Fingringhoe Wick NR, Essex. 17 viii 2016. Genitalia checked AMW King. Male.
To light. Fingringhoe Wick NR, Essex. 17 viii 2016. Genitalia checked AMW King. Female.
(Dying specimen). To light. Chorleywood; VC 24. 18 vi 2014.
To light. Haute-Savoie, France. 10 viii 2017.
To light. Chorleywood; VC 24. 07 viii 2010.
To light. 'Acer Mountain', Serbia. July 2019.
To light. Chorleywood; VC 24. 31 vii 2020.
To light. Chorleywood; VC 24. 16 viii 2020.
To light. The Withy Beds, Moor Park, Herts. 28 v 2020. Det: Peter Hall.
Chorleywood; VC 24. 2020.
To light. Chorleywood; VC 24. 17 vii 2018.
To light. Chorleywood; VC 24. 20 vii 2010.
Watford fields, Watford, Herts. 14 v 2019.
To light. Chorleywood Common, Chorleywood; VC 20. 18 v 2013.
Leaf-mine in petiole of fallen Aspen leaf. Rushmere Park, Bucks. 14 x 2012.
To light. Philipshill Wood, Chorleywood; VC 24. 20 vi 2011.
Gen det Peter Hall. Female.
On Honeysuckle. Chartridge, Bucks. 11 x 2012.
Form obscura. To light. Aldbury Nowers, Tring, Herts. 09 vi 2016.
To light. Chorleywood; VC 24. 08 vi 2014. Gen det: Female.
On Purple Toadflax. Bishop's Stortford, Herts. 28 vi 2019.
On Purple Toadflax. Bishops' Stortford, Herts. 28 vi 2019.
Captive raised. Bishops' Stortford, Herts.
Weedon Hill Forestry Commission, nr. Amersham, Bucks. 09 vii 2009.
Bricket Wood, Watford, Herts. 13 vii 2009.
Pupal cocoon. On Enchanter's Nightshade. Chorleywood; VC 24. Captive raised.
Ex leaf-mine. Burnham Beeches, Bucks. 23 x 2011.
To light. Croxley Common Moor, Croxley, Herts. 07 x 2018.
To light. Aldbury Nowers, nr. Tring, Herts. 20 v 2014. Gen det AMWK.
To light. Haute-Savoie, France. 28 viii 2017.
07 viii 2010. No further provenance.
To light. Chorleywood; VC 24. 17 x 2011.
To light. Chorleywood; VC 24. 27 ii 2011.
To light. Chorleywood Common; VC 20. 19 vii 2013.
Pupal cocoon on trunk of Tilia sp. Regent's Park, London. 17 xi 2012.
Vacated mine on Tilia sp. Regent's Park, London. 18 x 2012.
Larva, 'abseiling' from tree in order to pupate. Rickmansworth, Herts. 05 ix 2018.
Captive bred. Chorleywood; VC 24. 31 vi 2010.
Captive bred. First instar.
Captive bred.
To light. Chorleywood; VC 24. 19 v 2014.
To light. Chorleywood; VC 24. 15 vi 2020.
Ex female from Aldbury Nowers NR, nr. Tring; VC 20. 30 v 2017.
Female. Captive bred.
In cop. Captive bred.
Female. Captive bred. Pheromone gland extended for 'calling'.
Swept. Letcombe Bassett; VC 22. 25 v 2020.
To light. Croxley Common Moor, Croxley, Herts. 23 viii 2019.
To light. Aston Clinton Ragpits, Bucks. 04 vii 2013.
To light. Stoke Common, Bucks. 13 viii 2015.
To light. Philipshill Wood, Chorleywood; VC 24. 11 iv 2011.
To light. Chiltern Woodland Burial Park, Jordans, Bucks. 08 vi 2014.
Male. Ex larva on Whitebeam. Watford, Herts.
Female. Ex larva on Whitebeam. Watford, Herts.
Egg mass. Captive bred.
Pupae. Ex larvae on Whitebeam. Watford, Herts.
Parasitized early stage larva (Second instar?). On Whitebeam. Watford, Herts.
To light. Valjevo, Divcibare, Kaona, Serbia. 05 vii 2019.
Wandering free. Chorleywood; VC 24. 03 v 2020.
On Western Hemlock (Tsuga heterophylla). Philipshill Wood, Chorleywood; VC 24. 23 iv 2020.
Dorsal view. On Western Hemlock (Tsuga heterophylla). Philipshill Wood, Chorleywood; VC 24. 23 iv 2020.
Raised from larva on Western Hemlock (Tsuga heterophylla). Philipshill Wood, Chorleywood; VC 24. Coll: 23 iv 2020.
To light. Serbia. July 2019.
To light. Eskdale, Lake District, Cumbria. 08 viii 2016.
10 v 2009. No other data.
To light. Chorleywood Common; VC 20. 22 vi 2013.
To light. Chorleywood; VC 24. 29 vi 2010.
Chorleywood House Estate, Chorleywood; VC 20. 30 v 2014.
To light. Chorleywood House Estate, Chorleywood; VC 20. 04 viii 2016.
On Enchanter's Nightshade. Chorleywood; VC 24. 10 vii 2013.
To light. Drigg; VC 70. 04 vii 2017.
To light. Whippendell Woods, Watford, Herts. 17 vii 2016.
To light. Chorleywood; VC 24. 26 iv 2011.
To light. Chorleywood House Estate, Chorleywood; VC 20. 26 vii 2013.
Male. Bricket Wood, Herts. 13 vii 2009.
To light. Chalfont St. Giles, Bucks. 27 vi 2015.
To light. King Charles' Ride, Tring Park, Tring, Herts. 24 v 2019.
Larval leaf-rolls on Ash. Chorleywood; VC 24.
To light. Chorleywood; VC 24. 24 iii 2011.
(Third/Fourth? ) instar. Ex female to light.
In spinning on Dog's Mercury. Philipshill Wood, Chorleywood; VC 24. 21 iv 2020.
To light. Aston Clinton Ragpits, Bucks. 07 vii 2013.
To light. Cuckmere Haven, Seaford, East Sussex. 03 viii 2015. Gen det: AMWK. Male.
Exposed from mine on Oak. Chorleywood; VC 24. 14 v 2014.
On Oak. Chorleywood; VC 24. 14 v 2014.
To light. Chorleywood Common; VC 20. 22 iv 2015.
To light. Braughing Friars, Herts. 20 vii 2014.
To light. Chorleywood Common; VC 20. 18 vi 2013.
To light. Bovingdon Brick Pits, Bovingdon, Herts. 24 vii 2017.
To light. Whippendell Woods, Watford, Herts. 17 iv 2013.
To light. Chorleywood; VC 24. 04 vi 2010.
Found under bark of dead tree. Philipshill Wood, Chorleywood; VC 24. 08 iv 2020.
To light. Stoke Common, near Fulmer, Bucks. 08 vi 2015. Gen det: AMWK.
To light. Philipshill Wood, Chorleywood; VC 24. 24 v 2012. Genitalia checked Peter Hall. Male.
Probably final instar. Bred.
Bred.
To light. Stoke Common, near Fulmer, Bucks. 25 vi 2014.
03 vii 2012.
To light. Weedon Hill, near Amersham, Bucks. 29 vi 2012.
To light. Aldbury Nowers NR, near Tring; VC 24. genitalia checked AMWK
To light. Holland Haven, Essex. 09 vii 2013.
To light. Chorleywood; VC 24. 13 vii 2010.
Male. To light. Whippendell Woods, Watford, Herts. 03 iv 2011.
Female. Whippendell Woods, Watford, Herts. 12 iii 2012.
Bred. Mid-stage.
Ex female from Whippendell Woods, Watford, Herts.
Eggs hatching. Ex female from Whippendell Woods, Watford, Herts.
Male. To light. Rye Meads NR, Rye Park, Herts. 15 vii 2012.
Female. To light. Chorleywood Common, Chorleywood; VC 20. 06 ix 2013.
To light. Chorleywood; VC 24. 07 vi 2011.
Swept in daytime. Croxley Common Moor, Croxley, Herts. 12 vi 2014. Gen det AMWK.
To light. Chorleywood House Estate; VC 20. 24 vii 2014.
To light. Braughing Friars, Herts. 11 vi 2013. Genitalia checked AMWK. Male.
Ex Sitka Spruce cones. Chorleywood; VC 24. 01 v 2016.
Pupal exuviae on Spruce cone. Chorleywood House Estate, Chorleywood; VC 20. 05 v 2016.
Captive raised from spinning on Hawthorn. Ivinghoe Beacon, Bucks. Coll: 21 v 2011.
In spinning on Hawthorn. Ivinghoe Beacon, Bucks. Coll: 21 v 2011.
Netted. Disused railway near Westcott, Bucks. 30 v 2016.
Male. Day-flying. Asham Meads NR, Bucks. 23 vi 2015.
Female. Day-flying. Asham Meads NR, Bucks. 23 vi 2015.
To light. Whippendell Woods, Watford, Herts. 17 iv 2015.
To light. Fingringhoe Wick NR, Fingringhoe, Essex. 17 vii 2015. Gen det AMWK
To light. Whippendell Woods, Watford, Herts. 14 vii 2014. Gen det AMWK.
On Alder. Beside Stocker's Lake, Rickmansworth, Herts. 23 xi 2012.
To light. Chorleywood; VC 24. 31 v 2011.
To light. Braughing Friars, Herts. 18 vi 2013.
To light. Chalfont St. Giles, Bucks. 06 viii 2014.
Captive raised. Colne Valley Regeneration Project, Watford, Herts. July 2014.
Swept from Common Reed (Phragmites australis). Colne Valley Regeneration Project, Watford, Herts. 12 vi 2014.
Swept from Common Reed. Colne Valley Regeneration Project, Watford, Herts. 12 vi 2014.
Showing lines on patagium. To light. Rye Meads, Rye Park, Herts. 15 vii 2012.
Showing approximately triangular cross-section. Under loose bark. Rickmansworth, Herts. 07 vi 2019. Adult reared, emerged 16 vi 2019.
Showing included insect parts and cobwebs. Under loose bark. Rickmansworth, Herts. 07 vi 2019.
Ex pupa. Rickmansworth, Herts. Emerged 16 vi 2019.
Indoors. Chorleywood; VC 24. 24 x 2010.
Chorleywood; VC 24. 01 ii 2011.
To light. Stoke Common. Bucks. Genitalia checked AMWK. Male. 20 vii 2014.
On Broom. Croxley Common Moor, Croxley, Herts. 01 v 2016.
Ex pupa. Croxley Common Moor, Croxley, Herts. Emerged 30 v 2016.
To light. Chorleywood; VC 24. 24 x 2010.
Disturbed from hedge. Chorleywood; VC 24. 29 iv 2011.
Indoors. Chorleywood; VC 24. Emerged 08 iii 2012. Genitalia checked PR Hall.
Semi dark form. To light. Chorleywood; VC 24. 24 viii 2012.
To light Kasan, North of Prijepolje, Serbia. 03 vii 2019.
To light. Aldbury Nowers N.R.; VC 24. 14 vi 2015.
To light. Grove Farm, Tring, Herts. 04 vii 2017.
Ex larva on Greater Stitchwort. Chorleywood; VC 24. 25 v 2014.
Feeding, plus feeding-signs. Chorleywood; VC 24. 25 v 2014.
On Greater Stitchwort. Chorleywood; VC 24. 25 v 2014.
Ex leaf-mine on Rowan. Philipshill Wood, Chorleywood; VC 24. 11 vii 2016. Genitalia checked AMW King. Female.
To light. Chorleywood Common; VC 20. 04 vi 2013.
Partially exposed. Captive raised from ovum.
Captive raised from ovum.
Early instar, feeding on Goosegrass. Captive raised.
To light. Balls Wood, Hertford, Herts. 27 v 2012.
On Birch. Whippendell Woods, Watford, Herts. 30 v 2013.
To light. Fingringhoe Wick N.R., Fingringhoe, Essex. 17 vii 2015.
To light. Chorleywood; VC 24. 23 iv 2011.
On Hawthorn. Higher Denham, Bucks. 16 v 2011.
Showing defensive behaviour. To light. Whippendell Woods, Watford, Herts. 02 vii 2011.
To light. Cuckmere Haven, Seaford, East Sussex. 04 viii 2015.
Disturbed from grass. College Lake N.R., VC 24. 02 vi 2012.
Oaken Wood N.R., Surrey. 22 v 2009.
Tungay Wood, Chiddingfold Forest, nr. Dunsfold, Surrey. 09 v 2010.
To light. Weedon Hill Forestry Commission, Amersham, Bucks. 28 vi 2012.
To light. Chorleywood; VC 24. 29 x 2010.
Male. To light. Chorleywood; VC 24. 14 vii 2012.
Male. To light. Chorleywood; VC 24. 07 vi 2014.
Female. To light. Chorleywood; VC 24. 22 v 2010.
To light. Chalfont St. Giles, Bucks. 28 vi 2015.
To light. Pitstone Hill; VC 24. 21 vii 2014.
To light. Whippendell Woods, Watford, Herts. 29 vii 2011.
Indoors. Chorleywood; VC 24. 20 v 2011.
To light. Whippendell Woods, Watford, Herts. 30 v 2011.
Ex larva on Birch. Stoke Common, Bucks. Coll: 26 iv 2015.
Larval feeding signs. On Hazel. Chorleywood; VC 24. 06 vi 2013.
On Birch. Philipshill Wood, Chorleywood; VC 24. 07 vi 2013.
To light. Stoke Common, Bucks. 07 vi 2015.
On Orache. Near Thorpe-le-Soken, Essex. 29 ix 2012.
To light. Chorleywood; VC 24. 20 viii 2010.
To light. Chalfont St. Giles, Bucks. 28 vi 2015. Gen det AMW King.
To light. Slavnik Mountain, North of Poczane, Slovenia. 27 v 2018.
To light. Chorleywood; VC 24. 22 x 2012.
Form semi-fusca. To light. Chorleywood House, Chorleywood; VC 20. 11 vi 2015.
Ex leaf-mine on Birch. Philipshill Wood, Chorleywood; VC 24. 18 v 2013.
To light. Aldbury Nowers N.R., near Tring, Herts. 10 viii 2015.
To light. Pitstone Hill, near Tring; VC 24. 19 vii 2014.
To light. New Field Sports Ground, Watford, Herts. 02 viii 2014.
Day-flying. Near Drayton Beauchamp, Bucks. 28 v 2011.
Netted in daytime. Croxley Common Moor, Croxley, Herts. 05 vii 2016.
To light. Staro Lagovo, North Macedonia. 07 vi 2018.
To light. Chorleywood; VC 24. 20 iv 2018. Gen det AMW King. Female.
To light. Fingringhoe N. R., Fingringhoe, Essex. 19 vii 2015. Gen det AMW King. Female.
To light. Chorleywood; VC 24. 01 ix 2013. Gen det AMW King.
To light. Windsor Hill N. R., near Great Hampden, Bucks. 23 vii 2012. Gen det PR Hall.
To light. Chorleywood; VC 24. 29 viii 2010.
To light. Fingringhoe N. R., Fingringhoe, Essex. 17 vii 2015.
Bentley Wood, Wiltshire. 22 v 2009.
Arnside Knott, Cumbria. 27 vii 2009.
To light. Slavnik Mountain, North of Poczane, Slovenia.
To light. Cuckmere Haven, Seaford, East Sussex. 07 viii 2015. Gen det AMW King.
To light. Chorleywood; VC 24. 03 vii 2010.
On Birch. Whippendell Woods, Watford, Herts. 15 v 2013.
Chorleywood Common, Chorleywood; VC 20. 01 iv 2014.
To light. Chorleywood; VC 24. 29 vii 2011.
To light. Chorleywood; VC 24. 02 vii 2013.
Ex spinning on Viburnum (Wayfaring Tree). Coll: 10 viii 2016.
To light. Chorleywood House Estate, Chorleywood; VC 20. 15 vi 2013. Gen det: AMW King. Female.
To light. Chorleywood; VC 24. 22 ii 2014.
Rousebarn Lane, Watford, Herts. On English Elm. Underside, reflected light view.
Opened mine, showing cocoon. On English Elm. Rousebarn Lane, Watford, Herts.
Upperside view. On English Elm. Rousebarn Lane, Watford, Herts.
To light. Chalfont St. Giles, Bucks. 14 vi 2014.
To light. Chorleywood House Estate, Chorleywood; VC 20. 05 ix 2014.
No provenance.
At rest on vegetation. Chorleywood Common, Chorleywood; VC 20. 18 vi 2012.
Emphasizing eye-caps. To light. Chorleywood; VC 24. 21 vii 2015.
Larva in leaf-mine. On Salix caprea. Colne Valley Regeneration Project, Watford, Herts. 06 xi 2012. Upper side, transmitted light view.
To light. Wendover Woods, Wendover, Bucks. 24 vii 2011.
Ex pupa on Crack Willow. Colne Valley Regeneration Project, Watford, Herts. 30 viii 2015.
Pupal exuviae exposed in pupal cocoon. By Bury Lake, Rickmansworth, Herts. 04 xi 2011.
To light. Philipshill Wood, Chorleywood; VC 24. 29 iii 2011.
To light. Chorleywood House Estate, Chorleywood; VC 20. 24 vii 2017.
Captive raised.
To light. Chorleywood; VC 24. 24 viii 2012.
To light. The Withy Beds N R, near Moor Park, Rickmansworth, Herts. 22 xii 2018.
Ex female to light. Philipshill Wood, Chorleywood; VC 24.
To light. Chorleywood; VC 24. 07 vii 2010.
To light. Chorleywood; VC 24. 09 vii 2010.
To light. Cuckmere Haven, East Sussex. 04 viii 2015.
In Teasel seed-head. Chandler's Cross, Herts. 28 01 2012.
At rest during the day. By Bury Lake, Rickmansworth, Herts. 08 x 2010.
Denham, Bucks. 19 v 2010.
To light. Whippendell Woods, Watford, Herts. 05 ix 2012.
To light. Broxbourne Woods, Herts. 14 vii 2013. Genitalia checked AMW King.
Usual pair, on Sloe. Bernwood Meadows, near Oakley, Bucks. 06 ii 2010.
Ex female to light. Ambersham Common, South Ambersham, West Sussex. 05 vi 2017.
Aston Rowant NNR, Oxon. 13 ix 2011.
To light. Ambersham Common, South Ambersham, West Sussex. 04 vi 2017.
To light. Croxley Common Moor, Croxley, Herts. 22 vii 2019.
To light. Whippendell Woods, Watford, Herts. 01 vii 2011.
To light. Chalfont St. Giles, Bucks. 18 iv 2015.
Form fumosa. To light. Whippendell Woods, Watford, Herts. 03 iv 2012.
To light. Lac De La Gittaz, Savoie, France. 16 ix 2017.
To light. Chorleywood; VC 24. 04 vi 2013.
To light. Chorleywood House Estate; VC 20.
To light. Broxbourne Woods, Herts. 11 ix 2013.
Ex larva in tent of dying Oak leaves. Chorleywood Common; VC 20. Coll: 17 vii 2010.
To light. Chorleywood House Estate, Chorleywood; VC 20. 28 vii 2014. Gen det AMW King.
To light. New Field Sports Ground, Watford, Herts. 25 vi 2015.
Female. To light. Philipshill Wood, Chorleywood; VC 24. 26 vi 2017.
Close to f. conversaria. To light. Whippendell Woods, Watford, Herts. 25 vi 2012.
Form conversaria. To light. Chorleywood; VC 24. 15 vi 2011.
To light. Philipshill Wood, Chorleywood; VC 24. 26 vi 2017. Gen det: Rachel Terry.
Indoors. Chorleywood; VC 24. 17 iv 2015.
To light. Chalfont St. Giles, Bucks. 02 v 2016.
Salden, nr. Mursley, Bucks. 20 v 2010.
Chorleywood Common, Chorleywood; VC 20.
Finemere Wood, nr. Quainton, Bucks. 09 vii 2010.
Female in flight. Aston Rowant NR, near Stokenchurch. 01 ix 2009.
To light. Aldbury Nowers N R, near Tring, Herts. 02 viii 2016. Gen det AMW King.
To light. Fingringhoe Wick N R, Fingringhoe, Essex. 1 vii 2015.
To light. Fingringhoe Wick N R, Fingringhoe, Essex. 19 ix 2014.
To light. Fingringhoe Wick N R< Fingringhoe, Essex. 19 ix 2014.
To light. Drenove, Albania. 04 vi 2018.
To light. Balls Wood, Hertford Heath, Herts. 27 v 2012.
Leaf-mine on Alder. Rickmansworth, Herts. 27 ix 2012.
Leaf-mine on Alder. Rickmansworth, Herts. 7 ix 2012.
To light. Philipshill Wood, Chorleywood; VC 24. 27 viii 2013.
Captive raised from larva on Nasturtium. Female. First brood. Chorleywood; VC 24. 29 iii 2011.
Captive raised from larva on Nasturtium. Chorleywood; VC 24.
Ex nasturtium. Chorleywood; VC 24.
To light. Banstead Heath, Mogador, Surrey. 09 vii 2011.
To light. Wendover Woods, Bucks. 24 vii 2011.
To light. Chorleywood; VC 24. 15 vi 2011.
To light. Chorleywood; VC 24. 12 vi 2014.
To light. Chorleywood; VC 24. 16 vii 2013.
On Hawthorn. Upper surface, transmitted light view. Whippendell Woods, Watford, Herts. 28 vi 2016.
Leaf-mine on Hawthorn. Lower-surface, transmitted-light view. Chenies, Bucks. 24 ix 2016.
To light. Holland Haven, Holland-on-Sea, Essex. 15 vii 2013.
To light. Fingringhoe Wick N. R., Essex. 16 viii 2016.
To light. Bac, near Pivka, Slovenia. 28 v 2018.
To light. Kasan, North of Prijepolje, Serbia. 03 vii 2019.
To light. Kasan, near Prijepolje, Serbia. 03 vii 2019.
Swept from Calluna/Erica. Witley Common, Surrey. 24 iv 2015.
To light. Ambersham Common, South Ambersham, West Sussex. 06 vi 2017.
To light. The Withy Beds N R, near Moor Park, Rickmansworth, Herts. 12 vii 2014.
To light. The Withy Beds N R, near Moor Park, Rickmansworth, Herts. 20 vi 2017.
To light. Chorleywood; VC 24. 31 vii 2011.
To light. Chesham Bois, Bucks. 05 viii 2018.
Underside view.
To light. Chorleywood; VC 24. 24 vii 2010.
To light. Chorleywood; VC 24. 30 vii 2017.
To light. Croxley Common Moor, Croxley, Herts. 26 vii 2012.
Oakley Wood, Bernwood Forest, Bucks. 05 vii 2009.
On Oak. Chorleywood Common; VC 20. 13 iii 2010.
First instar, searching for, and investigating, Oak buds.
Larval entry-hole in Oak bud. Chorleywood Common; VC 20. 08 v 2010.
To light. Near Prijepolje, Serbia. 03 vii 2019. Det: CW Plant and AMW King.
To light. North of Prijepolje, Serbia. 03 vii 2019. Det: Ignac Richter.
Spread specimen. To light. North of Prijepolje, Serbia. 03 vii 2019. Det: Ignac Richter.
To light. Windsor Hill NR, nr. Great Hampden, Bucks. 22 vii 2012.
Swept from Juniper. Bacombe Hill, nr, Wendover, Bucks. 23 v 2015.
To light. Chorleywood: VC 24. 19 v 2011.
To light. Broxbourne Woods, Herts. 28 viii 2015.
To light. Chorleywood; VC 24. 23 vi 2016.
To light. Holland Haven, nr. Holland-on-Sea, Essex. 26 vi 2011.
To light. Bayfordbury College Campus, Bayfordbury, Herts. 23 vii 2011.
To light. New Field Sports Ground, Watford, Herts. 09 viii 2013.
Defensive posture. To light. Stoke Common, Bucks. 16 vii 2011.
To light. Chorleywood; VC 24. 28 vi 2010.
To light. Chorleywood House Estate, Chorleywood; VC 20. 13 vii 2017. Gen det AMW King. Male.
To light. Fingringhoe Wick NR, Fingringhoe, Essex. 17 vii 2015.
To light. Chorleywood; VC 24. 22 viii 2011.
Intermediate larva. Ex female from Broxbourne Woods, Herts.
To light. Rammamere Heath, Bucks. 29 v 2016.
Ex female from Stoke Common, Bucks. 30 v 2017.
To light. Chorleywood; VC 24. 03 viii 2011.
To light. Lark's Meadow, Chorleywood Common, Chorleywood; VC 20. 31 iii 2014.
To light. Chorleywood; VC 24. 002 vi 2012.
On Sallow sapling. Watford, Herts. 19 ix 2012.
Form concolor. To light. The Withy Beds NR, nr. Moor Park, Herts. 29 v 2017.
The beach, Kololi, Gambia. 22 i 2011.
To light. Chorleywood House Estate; VC 20. 23 vi 2014.
To light. Chorleywood Common; VC 24. 05 ix 2013.
To light. Turville Heath, Bucks. 10 vii 2016.
Female. Day-flying. Oakley Wood, Bernwood Forest, Bucks. 25 vi 2010.
On Olive trees. Chorleywood; VC 24.
Eggs hatching. Ex Olive trees. Chorleywood; VC 24.
Larva, exposed from spinning. On Olive trees. Chorleywood; VC 24.
Immature larva. On Olive trees. Chorleywood; VC 24.
To light. Chorleywood; VC 24. 04 vii 2015.
Finemere Wood, nr. Quainton, Bucks. 16 vi 2010.
Bernwood Meadows, nr. Oakley, Bucks. 06 ii 2010.
Gen det AMW King. Female.
Ex larva on Blackthorn. Dale Fort, Pembrokeshire.
To light. Chorleywood; VC 24. 10 vi 2014.
To light. Chorleywood; VC 24. 11 ix 2011.
To light. Long Crendon, Bucks. 19 viii 2012. Genitalia checked by Peter Hall. Female.
Ex spinning on ornamental Fir. Chorleywood; VC 24. 14 v 2017.
To light. New Field Sports Ground, Watford, Herts. 01 viii 2014.
To light. Gade Spring Watercress Beds, Hemel Hempstead, Herts. 01 vii 2012.
Male. To light. Whippendell Woods, Watford, Herts. 20 v 2011.
To light. Chorleywood Common; VC 20. 22 viii 2013.
Raised from 'colony' on Olive trees in town centre. Chorleywood; VC 24. 16 v 2016.
To light. Whippendell Woods, Watford, Herts. 20 v 2011.
To light. Stoke Common, Bucks. 19 vii 2016.
To light. Chorleywood; VC 24. 02 viii 2017.
To light. Drigg; VC 70. 30 vi 2017.
To light. Chorleywood; VC 24. 18 viii 2012.
Leaf-mine on Blackthorn. Burnham Beeches, Bucks. 23 x 2011.
Ex mine on London Plane. Regent's Canal by Regent's Park, London. 29 v 2012.
Leaf-mine on London Plane. Denham Garden Village; VC 24. 24 vi 2014.
Larva exposed in mine on London Plane. Denham Garden Village; VC 24. 24 vi 2014.
Mines on London Plane. Denham Garden Village; VC 24. 24 vi 2014.
To light. Chorleywood Common; VC 20. 01 vi 2013.
Day-flying amongst low herbage. Aston Rowant, Oxford. 02 vi 2012. Genitalia checked Peter Hall. Female.
To light. Homefield Wood, Bockmer End, Bucks. 09 xi 2012.
Male. To light. Chorleywood; VC 24. 27 vi 2010.
Female. No provenance.
Netted by lamplight. Seaford Head, East Sussex. 15 iv 2016.
To light. Broxbourne Woods, Herts. 14 vii 2013.
To light. Philipshill Wood, Chorleywood; VC 24. 12 vii 2011.
Ex ovum from captive female.
From captive female.
Chorleywood; VC 24. 27 vii 2010.
Early larva. Chorleywood; VC 24. 30 vi 2010.
Parasitized larva. Castle Gardens, Bishops Stortford, Herts. 24 x 2016.
To light. Aston Clinton, Bucks. 04 vii 2014.
To light. Chorleywood; VC 24. 02 vi 2011.
Swept from Heather. Iping Common, West Sussex. 29 x 2012.
To light. Banstead Heath Mogador, Surrey. 09 vii 2011.
To light. Chorleywood; VC 24. 15 vii 2011.
To light. Haute-Savoie, France. 14 viii 2017.
Ex larva on Scots Pine. Stoke Common, Bucks. Gen det AMW King. Female.
to light. Philipshill Wood, Chorleywood; VC 24. 01 vii 2013.
To light. Croxley Common Moor, Herts. 24 vii 2018.
Coombe Hill, nr. Wendover, Bucks. 10 v 2009.
Aldbury Nowers NR, nr. Tring; VC 20. 12 ix 2010.
Form caeruleopunctata. Hope Gap, Seaford Head, East Sussex. 09 ix 2010.
To light. Chorleywood; VC 24. 29 ix 2014.
Male. To light. Rye Meads RSPB Reserve, Rye Park, Herts. 15 vii 2012.
Female. To light. Croxley Common Moor, Herts. 26 vii 2012.
From seed-head of Typha latifolia (Bulrush). Croxley Green, Herts. 15 ii 2012.
Netted. Near Westcott, Bucks. 27 v 2016.
To light. Chorleywood; VC 24. 22 ii 2010.
Black Park, Fulmer, Bucks.
To light. Aston Clinton Ragpits, Bucks. 09 vii 2012.
On Silver Birch. Black Park, Fulmer, Bucks. 21 v 2012.
To light. Le Lac de la Gittaz, Savoie, France. 31 viii 2017.
Indoors. Chorleywood; VC 24. 08 iv 2014.
To light. Chorleywood; VC 24. 19 vi 2015.
Ex Sycamore. Otherwise no provenance. Det: AMW King.
To light. Chorleywood; VC 24. 31 x 2010.
In a loose spinning on Ruta chalapensis. Chelsea Physic Garden, London. 12 xi 2017.
At rest on Ruta chalapensis. Chelsea Physic Garden, London. 01 xi 2017.
Leaf-mine on Ruta chalapensis. Upper side, reflected light. With larva. Chelsea Physic Garden, London. 19xii 2017.
To light. Fingringhoe Wick, Fingringhoe, Essex. 21 vii 2017. Gen det: AMW King. Male.
Form waringtonellus. To light. Stoke Common, Bucks. 02 vii 2015.
To light. Chalfont St Giles, Bucks. 14 vi 2014.
To light. Dale Fort, Pembrokeshire. 13 v 2012.
Leaf-mine with larva. On Hawthorn. Kidney Wood, Luton, Beds. 09 x 2016.
To light. Windsor Hill NR, nr Great Hampden, Bucks. 22 vii 2012.
On Blackthorn. Chenies, Bucks. 24 ix 2016.
On Box (Buxus sempervirens). Chorleywood; VC 24. 07 ix 2018.
On Box. Chorleywood; VC 24. 22 viii 2018.
To light. Philipshill Wood, Chorleywood; VC 24. 27 vi 2017.
Dark form. Savoie, France. To light. 13 viii 2017.
Day-flying in long herbage. Nr. Drayton Beauchamp, Bucks. 04 vii 2012. Gen det PR Hall. Male.
To light. Peppelash, Albania. 05 vi 2018.
To light. South of Kraljevo, Serbia. 01 vii 2019. Coll/prep: AMW King. Det: CW Plant.
To light. Croxley Common Moor, Croxley, Herts. 24 vii 2018.
Arnside Knott, Cumbria. 27 vi 2009.
Female. Bookham Common. 01 vii 2009.
Female. Bricket Wood, nr. Watford, Herts. 12 vii 2009.
To light. Philipshill Wood, Chorleywood; VC 24. 16 vii 2016.
Raised from small bracket fungus and bark. Rushmere, Bucks. Emerged 28 vi 2013.
To light. Chorleywood; VC 24. 22 vi 2010.
To light. Holland Haven, Holland-on-Sea, Essex. 26 vi 2011.
Raised from a donated pupa. Emerged 17 iv 2012.
To light. Grove Farm, Tring, Herts. 13 v 2017.
Netted, day-flying. Stoke Common, Bucks. 25 iv 2013.
Larval mines and cut-outs. On Hornbeam. Chorleywood; VC 24. 25 v 2014.
Larvae in cut-out cases. Chorleywood; VC 24. 25 v 2014.
To light. Chorleywood; VC 24. 11 x 2011.
f. capucina. To light. Chorleywood; VC 24. 31 x 2011.
To light. Cuckmere Haven, Seaford, East Sussex. 16 ix 2016.
To light. Fingringhoe Wick NR, Fingringhoe, Essex. 21 ix 2014.
At rest on herbage. Drayton Beauchamp, Bucks. 02 vi 2011.
Showing wing detail. To light. Aston Clinton Ragpits, Bucks. 09 vii 2012.
To light. Cuckmere Haven, Seaford, East Sussex. 17 ix 2016.
To light. Rye Meads RSPB Reserve, Rye Park, Herts. 15 vii 2012.
To light. Fingringhoe Wick NR, Fingringhoe, Essex. 16 vii 2016.
Vacated leaf-mine on Mugwort. 02 ix 2016. Upper surface, transmitted light.
Swept in daytime. Chorleywood Common, Chorleywood; VC 20. 14 vi 2014.
To light. New Field, Watford, Herts. 03 ix 2013.
To light. Pitstone Hill, Pitstone; VC 24. 13 iv 2014.
At rest on Poplar trunk. Near River Chess, Rickmansworth, Herts. 28 v 2019.
To light. Fingringhoe Wick NR, Fingringhoe, Essex. 29 ix 2014.
To light. Fingringhoe Wick NR, Fingringhoe, Essex. 29 ix 2019.
To light. Chorleywood; VC 24. 03 iii 2019.
Day-flying. Croxley Common Moor, Croxley, Herts. 19 iv 2014.
To light.East of Ragnitz, Austria. 08 vi 2018.
To light. South of Kraljevo, Serbia. 01 vii 2019. Det CW Plant and AMW King.
To light. Mt Kuq, Qarrit Pass, Peppelash, Korce Region, Albania. 05 vi 2018. Det CW Plant.
To light. Philipshill Wood, Chorleywood; VC 24. 10 viii 2011. Gen det.
To light. Holland Haven, Holland-on-sea, Essex. 26 vi 2011.
To light. Chorleywood; VC 24. 26 vii 2011. Genitalia checked Peter Hall.
To light. Philipshill Wood, Chorleywood; VC 24. 27 viii 2013. Gen. det.
At rest. Regents Park, London. 08 v 2010.
To light. Chorleywood; VC 24. 11 vi 2010.
To light. Grove Farm, Tring, Herts. 02 viii 2017.
To light. Gadespring Watercress Beds, Hemel Hempstead, Herts. 01 vii 2012.
To light. Croxley Common Moor, Croxley, Herts. 26 vii 2012. gen det Colin Plant.
To light. Chorleywood; VC 24. 28 x 2016. Genitalia checked.
Swept. Rammamere Heath, Bucks. 29 v 2016. Gen det A. King.
To light. Fingringhoe Wick NR, Essex. 17 vii 2015.
To light. Chorleywood House Estate, Chorleywood; VC 20. 09 vii 2016.
To light. Brezula, Maribor, Slovenia. 07 vii 2019.
To light. Le Lac de la Gittaz, Savoie, France. 15 viii 2017.
To light. 'Albania'. 04 vi 2018.
To light. Mt. Kuq, Qarrit Pass, Peppelash, Korce Region, Albania. 05 vi 2018.
To light. Mt. Kuq, Qarrit Pass, Peppelash, Korce Region, Albania.
To light. Haute-Savoie, France. 13 viii 2017.
Ex larva on Hornbeam. Watford Fields, Watford, Herts. 13 v 2019.
To light. Winterfold Heath, Surrey. 16 ix 2011.
To light. Chalfont St. Giles, Bucks. 06 viii 2014. Genitalia checked AMW King.
Larva in leaf-mine on Honeysuckle. Kidney Wood, Luton, Beds. 29 vi 2016.
Ex larva in leaf-mine on Oak sp. Chorleywood; VC 24. Coll: 05 vi 2019.
To light. Whippendell Woods, Watford, Herts. 02 x 2011.
Swept from low Oak branches. Whippendell Woods, Watford, Herts. 28 vi 2016.
To light. Watford Colne Valley Regeneration Project, Herts. 06 vii 2012.
To light. Chorleywood; VC 24. 27 viii 2015.
Swept from Heather. Iping Common, West Sussex. 25 x 2012.
To light. Fingringhoe Wick N R, Essex. 19 viii 2016.
To light. Fingringhoe Wick N R, Essex. 18 vii 2015.
To light. Holland Haven, Essex. 10 vii 2013. Gen det Peter Hall.
To light. Chorleywood; VC 24. 19 iv 2018.
To light. Chorleywood; VC 24. 04 ix 2011.
Eggs. Grendon Underwood, Bucks. 03 iv 2010.
Larva, exposed in its mine. On Hazel. Chalfont St. Giles, Bucks. 17 x 2012.
On Hazel. Ruislip NNR, Ruislip, Middx. 12 x 2014.
Luperina nickerlii demuthi. To light. Fingringhoe Wick NR, Fingringhoe, Essex. 22 08 2016.
On Birch. Black Park, Fulmer, Bucks. 21 v 2012.
Day-flying. Ivinghoe Beacon, Ivinghoe, Bucks. 25 v 2013.
Chorleywood House Estate, Chorleywood; VC 20. 01 vi 2014.
To light. Pitstone Hill, nr. Aldbury, Bucks. 18 vii 2014.
To light. Chorleywood House Estate, Chorleywood; VC 20. 15 vii 2017.
Male, first brood. Chorleywood; VC 24. 16 v 2009.
To light. Chorleywood; VC 24. 13 vi 2012. Genitalia checked Peter Hall. Male.
To light. Philipshill Wood, Chorleywood; VC 24. 09 iv 2015.
To light. Chorleywood; VC 24. 18 vi 2010.
To light. Chorleywood; VC 24. 29 v 2015.
To light. Chorleywood; VC 24. 24 vii 2013.
To light. Stoke Common, Bucks. 17 vii 2011.
Disturbed from hibernation in a bush. Chorleywood; VC 24. 12 i 2012.
To light. Whippendell Woods, Watford, Herts. 18 v 2012.
To light. Stoke Common, Bucks. 27 vi 2014.
Swept. Iping Common, West Sussex. 29 x 2012.
To light. Whippendell Woods, Watford, Herts. 12 iii 2012.
To light. Eskdale, Cumbria. 29 vi 2017.
To light. Cuckmere Haven, Seaford, East Sussex. 03 viii 2015.
To light. Holland Haven, Holland-on-Sea, Essex. 02 ix 2011.
To light. Chorleywood; VC 24. 12 iii 2011.
To light. Mt. Kuq, near Peppelash, Albania. 05 vi 2018.
To light. Niskevac, Serbia. 30 v 2018.
To light. Aldbury Nowers, nr. Tring, Herts. 08 vii 2017.
On Birch. Transmitted-light view. Upper surface. Rushmore Park, Beds. 14 x 2012.
Pitstone Quarry, Bucks. 20 v 2009.
To light. Philipshill Wood, Chorleywood; VC 24. 24 v 2012.
Swept. Aston Rowant NNR, Bucks. 03 vi 2015.
To light. Chorleywood; VC 24. 05 ix 2010.
On Heather. Pen Y Grwyrd, nr. Caernarfon, Wales. 28 iii 2014.
To light. Chorleywood; VC 20. 11 vi 2015.
Leaf-mine on Hornbeam. Transmitted-light view. Philipshill Wood, Chorleywood; VC 24. 01 xii 2011.
To light. Philipshill Wood, Chorleywood; VC 24. 24 vii 2012. Genitalia checked P R Hall. Male.
Larval/pupal case. On Birch. Black Park, Fulmer, Bucks. 21 v 2012.
To light. Chorleywood; VC 24. 15 v 2018.
To light. Croxley Common Moor, Croxley, Herts. 22 vii 2018.
To light. Chorleywood; VC 24. 07 viii 2018.
To light. Chorleywood; VC 24. 29 v 2010.
To light. Iping Common, West Sussex. 26 vi 2013.
Pupa exposed in mine. On Holm Oak. Regent's Park, London. 21 iv 2013.
On Holm Oak. Regent's Park, London. 21 iv 2013.
Ex pupa on Holly Oak. Whipsnade Zoo, nr. Dunstable, Beds. 16 v 2012.
On Dogwood. Beside Stocker's Lake, Rickmansworth, Herts. 26 ix 2012.
Swept as adult. Bacombe Hill, nr. Wendover, Bucks. 07 viii 2015.
To light. Aldbury Nowers N R, Tring, Herts. 14 vi 2015. Gen det AMW King.
To light. Fingringhoe Wick NR, Essex. 19 vii 2015.
Male. To light. Whippendell Woods, Watford, Herts. 20 iv 2011.
On Poplar. Chorleywood; VC 24. 25 vii 2010.
Ex larva on Poplar. Chorleywood; VC 24. Coll: 25 vii 2010.
Ex larva on Poplar. Chorleywood; VC 24. 25 vii 2010.
In copula. Ouse Estuary NR, Seaford, East Sussex. 28 vii 2009.
Male. Ballards Down, nr. Swanage, Dorset. 20 vii 2009.
To light. Chorleywood; VC 24. 19 vii 2017.
Chorleywood Common. 06 xi 2018.
Bentley Wood, nr. West Tythersley, Wilts.
To light. The Withy Beds, Rickmansworth, Herts. 22 vi 2017.
Ex female, Chorleywood; VC 24. Early instar.
To light. Chorleywood Common; VC 20. 20 vii 2013.
Ex Teasel seed-head. Watford, Herts. 13 ii 2012.
To light. Chorleywood; VC 24. 07 ii 2011.
Larva in leaf-mine on ornamental Rubus sp. Cheslyn Gardens, Watford, Herts. 10 x 2018.
Upper surface, reflected-light view. Leaf-mines on Bramble. Rushmere, Bucks. 14 x 2012.
Ex larva, raised on Cherry leaves. Chorleywood; VC 24.
Strumpshaw Fen, Strumpshaw, Norfolk. 12 vi 2009.
Bentley Wood, nr. West Tythersley, Wilts. 27 v 2010.
To light. The Withy Beds NR, Rickmansworth, Herts. 05 xii 2017.
To light. Chorleywood; VC 24. 09 v 2011.
Ex leaf-mine. Rushmore Park, Bucks. Coll: 14 x 2012. Gen det Peter Hall.
On Beech. Burnham Beeches, Bucks. 24 x 2011. Underside view.
On Beech. Burnham Beeches, Bucks. 24 x 2011. Upperside view.
To light. Croxley Common Moor, Croxley, Herts. 05 x 2018.
On Birch. Chorleywood Common, Chorleywood; VC 20. 25 xi 2014. Transmitted-light view.
To light. Aldbury Nowers NR, Tring, Herts. 18 iv 2017.
On Blackthorn. Chorleywood Common, Chorleywood; VC 20. 30 ix 2016.
To light. Grove farm, Tring, Herts. 26 vi 2017. Gen Det. A. King
To light. Fingringhoe Wick NR, Essex. 19 ix 2014.
To light. Philipshill Wood, Chorleywood; VC 24. 06 x 2014.
To light. Chorleywood; VC 24. 30 ix 2013.
On Great Mullein. Chiswell Green, St. Albans, Herts. 24 v 2011.
To light. Prilep, Macedonia. 02 vii 2018.
To light. Croxley Common Moor, Croxley Herts. 22 vii 2018.
To light. Aldbury Nowers NR, nr. Tring, Herts. 07 vii 2017.
To light. Pitstone Hill, Bucks. 21 vii 2014. Genitalia checked: AMW King.
In loose spinning on Hawthorn. College Lake NR, nr Tring; VC 24. 15 v 2011.
To light. Eskdale, Cumbria. 07 viii 2016.
To light. Chorleywood; VC 24. 02 vi 2012.
To light. Female. 01 vi 2011.
Swept from a Juniper bush. Bacombe Hill, nr. Wendover, Bucks. 23 v 2015.
On Sallow. Stoke Common, Bucks.
To light. New Field, Watford, Herts. 25 vi 2015. Gen det: AMW King.
To light. Chorleywood; VC 24.
Bentley Wood, Hampshire. 25 v 2010.
To light. Broxbourne Woods, Herts. 12 ix 2013.
To light. Chorleywood; VC 24. 12 ix 2013.
To light. Chorleywood Common, Chorleywood; VC 20. 19 vii 2013.
To light. Chorleywood; VC 24. 23 ix 2011.
To light. Haute-Savoie, France. 11 vii 2017.
To light. Pitstone Hill, nr Aldbury; VC 24. 09 vii 2014.
To light. Chorleywood; VC 24. 12 xii 2011.
To light. Cuckmere Haven, Seaford Head, East Sussex. 03 viii 2015. Genitalia checked AMW King.
Day-flying. Oakley Wood, Bernwood Forest, Bucks. 25 vi 2010.
ssp latomarginata f citrina. Day-flying. Whipsnade Heath, Beds. 17 vii 2012.
To light. Chorleywood; VC 24. 30 ix 2011.
To light. Long Crendon, Bucks. 19 viii 2012. Genitalia checked PR Hall.
To light. Eskdale, Lake District, Cumbria. 05 viii 2016.
To light. Dell Wood, Chorleywood House Estate, Chorleywood; VC 20. 04 v 2013.
To light. Pitstone Hill, nr, Aldbury; VC 24. 19 vii 2014.
To light. Pitstone Hill, nr Aldbury; VC 24. 19 vii 2014.
To light. College Lake NR, nr Tring; VC 24. 21 vi 2011.
Ex larva/pupa in Thrift seed-head. Dale Fort, Dale, Pembrokeshire. 14 v 2012.
To light. Pitstone Hill, nr Aldbury; VC 24. 10 ix 2015.
To light. Philipshill Wood, Chorleywood; VC 24. 05 v 2011.
To light. Chorleywood; VC 24. 16 ix 2018.
To light. Fulmer, Bucks. 21 viii 2011.
At rest indoors. The Esplanade, Eastney, Southsea, Portsmouth, Hants. 16 x 2010.
To light. Chorleywood; VC 24. 17 xi 2016.
To light. Whippendell Woods, Watford, Herts. 25 vi 2012.
Second generation. To light. Philipshill Wood, Chorleywood; VC 24. 03 ix 2014.
Leaf-mine on Elm (Ulmus procera). Fingringhoe Wick NR, Essex. 18 ix 2014.
To light. Chorleywood Common, Chorleywood; VC 20. 01 vi 2013.
To light. Chorleywood; VC 24. 23 vi 2011.
To light. Chorleywood; VC 24. 09 viii 2015.
Swept. Aston Clinton Ragpits, Bucks. 20 vi 2012.
Leaf-mine on Pyracantha. Brent Cross, London. 28 x 2011.
To light. Whippendell Woods, Watford, Herts. 28 ii 2012.
To light. Chorleywood; VC 24. 10 ii 2011.
To light. Chorleywood; VC 24. 09 ii 2011.
Day-flying. Higher Denham, Bucks. 16 v 2011.
Ex leaf-mine on sapling Pedunculate Oak. Chorleywood; VC 24. Coll: 10 vii 2013.
On sapling Pedunculate Oak. 10 vii 2013.
Beaten from Broom. Croxley Common Moor, Herts. 04 xi 2014.
To light. Chorleywood; VC 24. 19 viii 2012.
Ex larva on Enchanter's Nightshade. Chorleywood; VC 24. Coll: 11 vii 2013.
Larva in act of leaving Leaf-mine on Enchanter's Nightshade. Chorleywood; VC 24. 11 vii 2013.
On Enchanter's Nightshade. With larva. Chorleywood; VC 24. 11 vii 2013.
On Viburnum lantana. Dancers End Nature Reserve, Bucks. 20 x 2016.
Ex Burdock seed-head. Bacombe Hill, nr. Wendover, Bucks. Coll: 21 iii 2012.
To light. Chorleywood House Estate, Chorleywood; VC 20. 07 vii 2014. Genitalia checked Andy King.
On Birch. Kidney Wood, Luton, Beds. 28 vi 2016.
To light. Chorleywood House Estate, Chorleywood, VC 24. 10 vii 2016.
Feeding signs on Larch. Weedon Hill Forestry Commission, nr. Amersham, Bucks. 15 iv 2015.
To light. Chorleywood Common, Chorleywood; VC 20. 21 vii 2013.
To light. Philipshill Wood, Chorleywood; VC 24. 03 viii 2013. Gen det Peter Hall.
Brandy Hole N R, nr. Chichester, West Sussex. 13 x 2009.
To light. Bovingdon Brick Pits, Bovingdon, Herts. 24 vii 2016.
Exposed in mine on Alnus glutinosa. New Field Sports Ground, Watford, Herts. 28 xi 2012.
On Alder. Underside, reflected Light. Beside Stocker's Lake, Rickmansworth, Herts.
On Laburnum. Regent's Park, London. 11 xi 2012.
To light. Philipshill Wood, Chorleywood; VC 24. 05 viii 2013.
To light. Chorleywood; VC24. 07 vii 2013.
To light. Amblesham Common, West Sussex. 20 x 2014.
Ex larva in Sallow Catkin. By Stocker's Lake, Rickmansworth, Herts.
To light. Balls Wood, Hertford Heath, Herts. 25 v 2012.
Found in a snake cage. Chorleywood; VC 24. 07 ix 2011.
To light. Kirby-le-Soken, Essex. 04 x 2011.
To light. Drigg; VC 70. 04 vii 2017. Gen det Andy King, Brian Goodey and Mike Bailey.
To light. Stoke Common, Bucks. 16 iv 2017. Genitalia checked: Male.
Leaf-mine on Norway Maple. Chorleywood; VC 24. 15 x 2015.
To light. Dell Wood, Chorleywood House Estate, Chorleywood; VC 20. 26 vii 2013.
To light. Grove farm, Tring, Herts. 02 vii 2017.
Larval Case. Swept. Ambersham Common, West Sussex. 28 iv 2015.
Arnside Knott, Cumbria. 25 vii 2009.
Ex larva on Sea Purslane. Alde Mudflats, nr. Iken Cliff, nr. Snape, Suffolk. 19 ii 2013.
To light. Chorleywood; VC 24. 03 viii 2010.
Gen det Peter Hall. To light. Dell Wood, Chorleywood House Estate, Chorleywood; VC 20. 28 vii 2013.
Fairmile Common, Surrey.
Gen det AMW King. To light. Chorleywood House Estate, Chorleywood; VC 20. 24 vii 2014.
To light. Haute-savoie, France. 11 viii 2017.
Leaf-mine on Sea Purslane. Alde Mudflats, nr. Iken Cliff, nr. Snape, Suffolk. Coll: 21 ii 2013.
On Sea Purslane. Alde Mudflats, nr. Iken Cliff, nr. Snape, Suffolk. Coll: 21 ii 2013.
Ex larva on Sea Purslane. Alde Mudflats, nr. Iken Cliff, nr. Snape, Suffolk. Coll: 21 ii 2013.
Chesham Bois 'Woodland' Burial Site, Bucks. To light. 06 viii 2018.
Chorleywood; VC 24. 17 iv 2011.
Indoors. Chorleywood; VC 24. Ex larva, coll: 17 iv 2011.
To light. Chorleywood; VC 24. 11 v 2011.
Whippendell Woods, Watford, Herts. 23 vi 2009.
Chorleywood; VC 24. 27 vii 2009.
To light. Chorleywood; VC 24. 15 iii 2012.
To light. Aldbury Nowers NR, Tring, Herts. 14 vi 2015. Gen det AMW King. Female.
Swept from Heathers. Stoke Common, Bucks. 02 iv 2016.
To light. Philipshill Wood, Chorleywood; VC 24. 07 v 2013.
To light. Croxley Common Moor, Herts. 09 vii 2018.
Swept. Near Drayton Beauchamp, Bucks. 18 vi 2015.
To light. Jordans, Beacosfield, Bucks. 01 vi 2014.
Dead specimen. To light. Haute-Savoie, France. 12 viii 2017.
To light. Stoke Common, Bucks. 13 v 2016.
On Alder. By Stocker's Lake, Rickmansworth, Herts. 27 ix 2012.
To light. Genitalia checked AMW King. Cuckmere Haven, East Sussex. 26 viii 2015.
To light. Haute-Savoie, France. 11 viii 2017.
Leaf-mine on Hawthorn. By Broadwater Lake, Harefield, Middx. 17 x 2016.
Within leaf-mine on Hawthorn. By Broadwater Lake, Harefield, Middx. 17 x 2016.
To light. Aldbury Nowers N.R., Tring, Herts. 10 vii 2017.
Aston Clinton Ragpits, Bucks. 16 ix 2010.
To light. Iping Common, West Sussex. 25 x 2012.
To light. Chorleywood; VC 24. 21 iv 2012.
To light. Philipshill Wood, Chorleywood; VC 24. 25 ii 2012.
To light. Aldbury Nowers N.R., Tring, Herts. 02 viii 2016.
To light. 07 vi 2010.
Male. To light. New Field, Watford, Herts. 22 vi 2013.
Female. To light. Philipshill Wood, Chorleywood; VC 24. 08 vi 2011.
Pitstone Quarry, Bucks. 16 vi 2009.
Female. Aston Clinton Ragpits, Bucks. 22 vii 2009.
To light. Chorleywood; VC 24. 03 vii 2015.
To light. Aston Clinton, Bucks. 07 vii 2013.
To light. Chorleywood; VC 24. 23 iii 2011.
To light. Aldbury Nowers N.R., Tring, Herts. 07 vii 2017.
Ex leaf-mine on Italian Alder. Regent's Park, London. Coll: 01 x 2015.
To light. The Withy Beds N.R., Herts. 19 vi 2017.
Ex larva on spinning on Salix repens var. argentia. Grigg, VC 70. Gen det AMW King.
To light. Chorleywood; VC 24. 04 vii 2017.
Leaf-mine on Beech. Chorleywood; VC 24. 07 xi 2011.
To light. Whippendell Woods, Watford, Herts. 04 ix 2012.
To light. Chorleywood; VC 24. 06 iv 2011.
To light. Chorleywood; VC 24. 19 01 2012. Gen det PR Hall.
Leaf-mine with larva on Holly Oak. Chesham, Bucks. 07 iv 2013.
On needle of unidentified Pinus sp. Rickmansworth, Herts. Coll: 19 iv 2017.
To light. Ambersham Common, West Sussex. 06 vi 2017.
(Haemachola) haematidea: To light. Ambersham Common, West Sussex. 20 x 2014.
Swept. Chorleywood Common, Chorleywood; VC 20. 09 vi 2010.
Leaf-mine and larval case cut-out on Birch. Rushmere Park, Beds. 14 x 2012.
To light. The Withy Beds N.R., Rickmansworth, Herts. 19 vi 2017.
Ex larva on Hart's-tongue Fern. Rickmansworth, Herts. Coll: 15 iv 2013. Det AMW King.
To light. Chorleywood; VC 24. 03 vii 2013.
To light. Philipshill Wood, Chorleywood; VC 24. 09 v 2017.
Ex female to light. Chorleywood; VC 24. 24 v 2015.
Captive bred: First instar larvae.
To light. Chorleywood; VC 24. 28 ii 2011.
To light. Chalfont St. Giles, Bucks. 01 v 2015.
To light. Chorleywood Common; VC 20. 07 ix 2013.
To light. Chorleywood; VC 24. 23 vi 2010.
form stramineola: To light. Rye Meads RSPB Reserve, Rye Park, Herts. 15 vii 2012.
Ex female. Holland Haven, Essex.
Ex female to light. Holland Haven, Essex.
To light. Stoke Common, Bucks. 15 v 2017.
To light. The Withy Beds N.R., Rickmansworth, Herts. 19 vii 2017.
To light. Aldbury Nowers N.R., Tring, Herts. 26 v 2017.
To light. Philipshill Wood, Chorleywood; VC 24. 02 iv 2014. Gen det AMW King.
