On Sea-Kale and Orache. West Wittering Beach, West Sussex. Coll: 23 vii 2023.
To light. Holland Haven, Essex. 09 vii 2013.
Ex spider's web, swept off Calluna/Erica. Witley Common, near Brook, Surrey. 23 iv 2015.
Chorleywood; VC 24. 2023.
To light. Chorleywood; VC 24. 2023.
Ex leaf-mine. On (Cypress/False Cypress/ Leylandii). Chorleywood House Estate, Chorleywood, Herts. Coll: 14 iii 2021.
Leaf-mine on Cherry. Chorleywood; VC 24.
Larva. On Fig. Croxley, Herts. 10 ix 2022.
Larva. On Hop. By Stocker's Lake, Rickmansworth, Herts. 07 x 2023.
Pupa. Ex larva on Hop. By Stocker's Lake, Rickmansworth, Herts. Coll: 07 x 2023.
Ex larva. On Tamarisk. West Wittering, West Sussex. Coll; 21 vii 2023.
To light. Bayfordbury, Herts. 03 vii 2011.
To light. Watford Colne Valley Project, Watford, Herts. 06 vii 2012.
To light. Chorleywood; VC 24. 11 vii 2022.
To light. Broxborne Woods, Herts. 10 ix 2013.
To light. Broxbourne Woods, Herts. 10 ix 2013.
Leaf-mine on Horse Chestnut. By Stocker's Lake, Rickmansworth, Herts. 21 ix 2023. Upper surface.
On Horse Chestnut. By Stocker's Lake, Rickmansworth, Herts. 21 ix 2023. Lower surface.
On Horse Chestnut. By Stocker's Lake, Rickmansworth, Herts. 21 ix 2023. Larva exposed in mine.
On Horse Chestnut. By Stocker's Lake, Rickmansworth, Herts. 21 ix 2023. Newly formed pupa, exposed in mine.
On Horse Chestnut. By Stocker's Lake, Rickmansworth, Herts. 21 ix 2023. Pupa, exposed in mine.
Ex larva on Prunus spinosa. Chorleywood Common; VC 20. Coll: 28 v 2023.
To 'VES' lure. Chorleywood; VC 24.
Swept. Aston Rowant NNR, Oxon. 07 vii 2023.
To light. Springwell Marsh, Maple Cross, Herts. 10 vii 2021.
On Sycamore. Aston Rowant NNR, Oxon. 07 vii 2023.
Pupal cocoon. Aston Rowant NNR, Oxon. 06 vii 2023.
Day-flying. Aston Rowant NNR, Oxon. 06 vii 2023.
Swept. Aston Rowant NNR, Oxon. 06 vii 2023.
Beaten from ornamental conifer (Lawson's/Leylandii/etc). Stockgrove Country Park, Heath, Beds. 11 v 2023.
Beaten from ornamental conifer. Stockgrove Country Park, Heath and Reach, Beds. 11 v 2023.
Ex larva on Hornbeam. Jordans, Bucks. Coll: 09 v 2017.
Netted. Stockgrove Country Park, Heath and Reach, Beds. 14 v 2023.
Indoors. Chorleywood; VC 24. 06 vi 2023.
Larva. On Sycamore. In a rolled leaf. Chorleywood; VC 20. Coll: 15 v 2023.
Form lutescens. To light. Chorleywood; VC 24. 24 viii 2021.
To light. Pitstone Hill, near Aldbury, Bucks. 21 vii 2014.
In 'tent' on Nettle. Swillett Allotment, Chorleywood; VC 20.
Larva. On Sea Kale and Orache. West Wittering Beach, West Sussex. 21 vii 2023.
At rest on a window. West Wittering Beach, West Sussex. 21 vii 2023.
Green form. Beaten from Tamarisk. West Wittering Beach, West Sussex. 21 vii 2023.
Brown form. Beaten from Tamarisk. West Wittering Beach, West Sussex. 21 vii 2023.
Beaten from Tamarisk. West Wittering Beach, West Sussex. 21 vii 2023.
To light. Chorleywood; VC 24. 09 vii 2023.
On Hawthorn. Stockgrove Country Park, Beds. Coll: 14 v 2023.
Swept from above a patch of Germander Speedwell. Chorleywood Common; VC 20. 28 v 2023.
On Hawthorn. Stockgrove C. P., Beds. Coll: 14 v 2023.
To light. Fingringhoe Wick N R, Essex. 15 vii 2015
New pupa in spinning on Reed Sweet-grass. The Withy Beds N R, Moor Park; VC 20. 07 v 2023.
Pupa on Reed Sweet-grass. The Withy Beds N R, Moor Park; VC 20. 07 v 2023.
From pupa found on Reed Sweet-grass. The Withy Beds N R, Moor Park, Herts, VC 20.
From pupa on Reed Sweet-grass. The Withy Beds N R, Moor Park, Herts; VC 20. 07 v 2023.
To light. Chorleywood; VC 24. 17 v 2023.
Early stage larva. Beaten from Blackthorn. Chorleywood House Estate; VC 20. 22 iv 2023.
Mature larva. Beaten from Blackthorn. Chorleywood House Estate; VC 20. Coll: 22 iv 2023.
Pupa in fragile cocoon. Ex larva, beaten from Blackthorn on 22 iv 2023. Chorleywood House Estate; VC 20.
Larva in case. On Alder. Stockgrove Country Park, Beds. 14 v 2023.
Feeding signs on Alder. Stockgrove Country Park, Beds. 14 v 2023.
Larva feeding in mine. On Alder. Stockgrove Country Park, Beds. 14 v 2023.
On Hawthorn. Stockgrove Country Park, Beds. 14 v 2023.
Larva, abseiling from Cypress/hybrid Cypress/etc. Chorleywood; VC 20. 10 iv 2023.
Ex larva. Coll: 10 iv 2023. Chorleywood; VC 20.
Bred. Chorleywood; VC 24.
Lamping. Foulshaw Moss NR; VC 69. 23 vi 2022.
Ex larva on Beech. Extracted from dead pupa. Philipshill Wood, Chorleywood; VC 24. 23 iv 2021.
Lamping. Old Hall Marshes, Essex. 14 vii 2022.
Lamping. Old Hall Marshes, Essex. 14 vii 2022. Gen det.
Early instar. On Beech. Philipshill Wood, Chorleywood; VC 24. 23 iv 2021.
Coll: 23 iv 2021. On Beech. Philipshill Wood, Chorleywood; VC 24.
In spinning on Cow Parsley. Chorleywood; VC 24. Coll: 04 vi 2022.
Ex larva on Blackthorn, (amidst a great many larvae). Old Hall Marshes, Essex. Coll: 14 vii 2022.
To light. Chorleywood; VC 24. 16 iii 2023.
To light. Chorleywood; VC 24. 13 viii 2022.
To light. Chesham Bois, Bucks. 05 viii 2018.
To light. Chorleywood; VC 24. 01 viii 2022.
To light. King Charles' Ride, Tring Park, Herts. 15 vi 2022. Male. Gen checked.
Lamping. Foulshaw Moss; VC 69. 23 vi 2022. Female. Genitalia checked.
To 'for' lure. Chorleywood Common, Chorleywood; VC 20. 05 vii 2022. Male. Genitalia checked.
Netted by day. Beck Head, near Witherslack; VC 69. 24 vi 2022. Male. Genitalia checked.
Netted by day. Beck Head, near Witherslack; VC 69. 24 vi 2022. Female. Genitalia checked.
To light. King Charles' Ride, Tring Park, Herts. 15 vi 2022.
Ex larva on Atriplex sp. Old Hall Marshes, Essex. Coll: 17 ix 2021.
Ex larva. On Atriplex sp. Old Hall Marshes. 17 ix 2021.
Ex leaf-mine on (Dwarf?) Birch. Stoke Common, Bucks. Coll: 02 xi 2020.
England. 2022.
No provenance.
To light. Chorleywood; VC 24. 25 vii 2022.
Ex leaf-mine on Italian Alder. Regents Park, London. 01 x 2015.
To light. Croxley Common Moor, Herts. 22 vii 2019. Det PR Hall.
Ex larva n Cow Parsley. Near Great Munden, Herts. Coll: 02 vi 2022.
Larval case. On Common Whitebeam. Aston Rowant NR, Oxon. 13 vi 2022.
On Cow Parsley. Near Great Munden, Herts. 02 vi 2022.
S.E. England. No other provenance.
Ex mine on Prunus spinosa (Blackthorn). Chorleywood; VC 24. 17 x 2022.
Ex mine on Prunus spinosa. Chorleywood; VC 24. 17 x 2022.
Chorleywood Common, Chorleywood, Herts. On Prunus spinosa. 02 xi 2012.
On Prunus spinosa. Chorleywood Common, Chorleywood, Herts. 02 xi 2012.
Pupal exuviae, showing cremasters. On Honeysuckle. South England.
To 'ves' lure. Chorleywood; VC 24. 17 vi 2022.
Specimen 2. Swept. Aston Rowant NNR, Oxon. 12 vi 2022.
On flower of Hedge Mustard. Philipshill Wood, Chorleywood; VC 24. 05 v 2022.
Swept. Aston Rowant NNR, Oxon. 12 vi 2022.
On Cabbage. Chorleywood; VC 24. 05 ix 2022.
Swept. Aston Rowant N.R., Oxon. 24 vii 2021.
Netted. Old Hall Marshes, Essex. 14 iv 2022.
Pupal cocoon on Field Maple. "Riverside" Development, Watford, Herts. Coll: 23 vi 2021.
Mine, with larva. By Bury Lake, Rickmansworth, Herts. Coll; 29 x 2021.
Intermediate larva. Captive bred.
Specimen 2. To light. Chorleywood; VC 24. 13 viii 2022.
To 'cul' lure. Chorleywood; VC 24. 17 vi 2022.
Ex mine on Alder. By Bury Lake, Rickmansworth, Herts. Coll: 29 x 2021.
To light. Chorleywood; VC 24. 18 vii 2022.
On Forget-me-not sp. Chorleywood; VC 24. 17 vi 2022.
Ex larva on Heather. Foulshaw Moss; VC 69. Coll: 23 vi 2022.
To 'for' lure. Chorleywood Common; VC 20. 05 vii 2022.
To 'ves' lure. Chorleywood; VC 24. 10 vii 2022.
To 'for' Lure. Chorleywood Common, Chorleywood; VC 20. 05 vii 2022.
Ex female, Beck Head, near Witherslack; VC 69.
Ex female, Foulshaw Moss; VC 69.
Ex larva in mass spinnings on European Spindle. Near Great Munden, Herts.
Ex larva on Viburnum lantana. Aston Rowant N.R., Oxon.
Ex female to light. Philipshill Wood, Chorleywood; VC 24.
Ex female, Philipshill Wood, Chorleywood; VC 24.
On Heather. Foulshaw Moss; VC 69. 23 vi 2022.
To light. Tring Park, Tring, Herts. 15 vi 2022.
Netted. Beck Head, near Witherslack; VC 69. 24 vi 2022.
Ex female, coll: Beck Head, near Witherslack; VC 69. 24 vi 2022.
Lamping. Foulshaw Moss; VC 69. 23 vi 2022.
Form alboguttata. Lamping. Foulshaw Moss; VC 69. 23 vi 2022.
On non-identified ornamental shrub. Chorleywood; VC 24. Bred through. Coll: 21 iv 2022.
On non-identified ornamental shrub. Bred through. Chorleywood; VC 24. Coll: 21 iv 2022.
Ex female from near Great Munden, Herts. 12 vi 2022.
At rest on Wild Liquorice. Near Great Munden, Herts. 12 vi 2022.
Ex larva in spinning on Sallow. Westwood Quarry, Chandler's Cross, Herts. Coll: 13 v 2022.
At rest on Oak trunk. Chorleywood Common; VC 20. 12 v 2022.
To light. Aldbury Nowers NR, Tring, Herts. 12 vi 2015.
Larva on Hawthorn. Coll: 10 iv 2022. Bred through. Chorleywood; VC 24.
Captive bred.
Ex leaf-mine on Pedunculate Oak. Chorleywood Common, Herts. Coll: 12 v 2022.
To light. Philipshill Wood, Chorleywood; VC 24. 14 v 2022.
To light. Chorleywood; VC 24. 06 vi 2021. Gen det: AMW King. Conf: Colin Plant, Bob Heckford, Phil Sterling, Boyen Zlatkov.
To light. Chorleywood; VC 24. 06 vi 2021. Gen det: AMW King. Conf: Colin Plant, Bob Heckford, Phil Sterling, Boyan Zlatkov.
In spinning on Pedunculate Oak. Chorleywood; VC 24.
To TIP lure. Chorleywood; VC 24. 29 v 2022.
Ex larva. No further provenance.
Ex female to light. Chorleywood; VC 24. 14 v 2022.
To light. Chorleywood; VC 24. 06 vi 2021.
Ex larva. Old Hall Marshes, Essex. Coll: 14 iv 2022.
Found wandering at night, pre-pupation. Old Hall Marshes, Essex. 14 iv 2022.
To light. King Charles' Ride, Tring Park Tring, Herts. 02 v 2022.
To light. Tring Park, Tring, Herts. 02 v 2022.
Mid-term larva. Old Hall Marshes, Essex. On Bramble.
To light. Slavnik Mountain, north of Poczane, Slovenia. 27 v 2018.
To light. Le Lac De La Gittaz, Savoie, France. 15 viii 2017.
Old Hall Marshes, Essex. 14 iv 2022.
To light. Grove Farm, Tring, Herts. 02 vi 2017. Genitalia checked: Male.
To light. Chorleywood House Estate; VC 20. 02 v 2017.
Early stage, post-hibernation larva. Ex web on Hawthorn. Old Hall Marshes, Essex. Coll: 28 iii 2022.
Male to "SKI" lure. Chorleywood; VC 24. 21 iii 2022.
To light. Le Lac De La Gittaz, Savoie, France. 15 viii 2017. >1550 metres asl.
Ex larva on Bracken. Bencroft Wood N R, Herts. Coll: 16 ix 2021.
England. No further provenance.
England, but no further provenance.
On Blackthorn. Old Hall Marshes, Essex. 17 ix 2021.
Ex pupa under bark of a dead tree. Philipshill Wood, Chorleywood; VC 24. Coll: 11 iv 2020.
To light. Fingringhoe Wick N.R., Essex. 15 vii 2015.
Ex larva/pupa on Annual Sea-blite. Old Hall Marshes, Essex. 17 ix 2021.
To light. Chorleywood House Estate, Chorleywood; VC 20. 18 vii 2016.
To light. Chorleywood; VC 24. 17 vii 2019.
To light. Chorleywood; VC 24. 17 vii 2019. Gen det: AMW King. Conf: Peter Hall.
Swept. Aston Rowant NNR, Oxon. 16 vii 2021. Det Knud Larsen, Peter Hall, Andy King.
Swept. Aston Rowant NNR, Oxon. 16 vii 2021. Det: Knud Larsen, Peter Hall, AMW King.
To light. The Withy Beds NR, Moor Park, Herts. 23 vii 2021. Genitalia checked: Female.
To light. The Withy Beds NR, Moor Park, Herts. 23 vii 2021.
To light. The Withy Beds NR, Moor Park, Herts. 23 vii 2021. Gen det: Female.
To light. Whippendell Woods, Watford, Herts. 06 vi 2013.
To light. Weedon Hill, nr Amersham, Bucks. 28 vi 2012.
To light. Holland Haven, Essex. 26 vi 2011.
To light. Chorleywood; VC 24. 02 vi 2012.
To light. Chorleywood; VC 24. 03 viii 2010.
Rammamere Heath, 2017
Ex collection of shoots and berries on Juniper. Aston Rowant NNR, Oxon. Coll: 30 v 2021. Genitalia checked: Female.
To light. Chorleywood; VC 24. 01 vii 2021. Gen det: Male.
To light. Chorleywood; VC 24. 01 vii 2021. Genitalia checked: Male.
Swept. Aston Rowant NNR, Oxon. 30 v 2021. Genitalia checked: Male.
Ex case on (Dwarf?) Birch. Stoke Common, Bucks. Coll: 09 v 2021. Gen det: Female.
To light. Chorleywood; VC 24. 16 vii 2021. Gen det: Male.
To light. Chorleywood; VC 24. 16 vii 2021. Genitalia checked: Male.
To light. Chorleywood; VC 24. 16 vii 2021. Gen det: Female.
Day-flying. Croxley Common Moor, Croxley, Herts. 07 vii 2021. Gen det: Male.
To light. Chorleywood; VC 24. 16 vii 2021.
No provenance. Det Peter Hall.
To light. Chorleywood; VC 24. 05 vi 2021.
To light. Southern mainland Europe. 2018/2019.
To light. Chorleywood; VC 24. 23 vi 2021.
To light. Chorleywood; VC 24. 13 vi 2021. Det: RA Watson, PR Hall, AMW King.
Ex collection of Juniper berries and shoots. Aston Rowant NNR, Oxon. Coll: 30 v 2021. Det: AMW King / CW Plant.
To light. Chorleywood; VC 24. 13 vi 2021. Genitalia checked. Female.
To light. Chorleywood; VC 24. 13 vi 2021. Genitalia checked: Male.
To light. Chorleywood; VC 24. 07 viii 2020.
To light. Chorleywood; VC 24. 13 vi 2021.
To light. Chorleywood; VC 24. 01 vii 2021. Genitalia checked: Female.
Pupal exuviae, showing cremasters. Ex leaf-mine on Golden Weeping Willow. Regent's Park, London. Coll: 29 ix 2015.
At rest indoors. West Wittering, West Sussex. 26 x 2021.
Ex leaf-fold on Fig. Regent's Park, London. Coll: 01 xi 2021.
f capucina. To light. Chorleywood; VC 24. 07 ix 2021.
Ex leaf-fold on Fig. Regent's Park, London. Coll: 01 xi 2021, emerged 2 days later.
Pupal leaf-fold on Fig, with exuviae. Regent's Park, London. Coll: 01 ix 2021.
Ex leaf-fold on Fig. Regent's Park, London. Coll: 01 ix 2021. Emerged 2 days later.
Opened (larval?) leaf-fold, showing typical internal layout. Regent's Park, London. Coll: 01 xi 2021.
Larval cases on Yarrow seed-head. Hunton Bridge Roundabout, Watford, Herts. 12 ix 2021.
Single larval case on Yarrow seed-head. Hunton Bridge Roundabout, Watford, Herts. 12 ix 2021.
Ex larva on Woody Nightshade. Chalfont St. Giles, Bucks. Coll: 03 ix 2021.
Feeding and habitation signs on Woody Nightshade. Coll: 03 ix 2021.
Beaten from Juniperus communis. Combe Hill, Wendover, Bucks. 09 vi 2021.
To light. Eskdale, Cumbria. VC 70. 05 viii 2016.
Ex spinning on Birch. Stoke Common, Bucks. Coll: 20 vi 2021.
To light. Chorleywood House Estate, Chorleywood; VC 20. 23 vi 2014. Det: PR Hall (probable id).
Early stage larva. On Bracken, (Pteridium aquilinum). Bencroft Wood NR, Herts. 11 ix 2021.
Feeding damage by early stage larva on Bracken. Bencroft Wood NR, Herts. 11 ix 2021.
Mature larva. On Bracken, (Pteridium aquilinum). Bencroft Wood NR, Herts. 11 ix 2021.
Feeding damage by mature larva on Bracken. Bencroft Wood NR, Herts. 11 ix 2021.
Ex larva on Bracken (Pteridium aquilinum). Bencroft Wood NR, Herts. Coll: 11 ix 2021.
Specimen 2. Ex larva on Bracken (Pteridium aquilinum). Bencroft Wood NR, Herts. Coll: 11 ix 2021.
Ex larva on Woody Nightshade (Solanum dolcamara). Chalfont St. Giles, Bucks. Coll: 07 ix 2021.
Ex larval spinning on Birch. Stoke Common, Bucks. 20 viii 2021. Genitalia checked.
Ex larval spinning on Rosebay Willowherb (Chamerion angustifolium). Chorleywood Common; VC 20.
Two pupal cocoons on Rosebay Willowherb. (Chamerion angustifolium). Chorleywood Common; VC 20. Bred through.
Form albella. Ex larva in leaf-mine on Prunus spinosa. Old Hall Marshes, Essex. Coll: 17 ix 2021.
Swept from Heather. Stoke Common, Bucks. 20 viii 2021.
Early stage larva. Swept from Heather. Stoke Common, Bucks. Coll: 20 viii 2021.
Intermediate stage larva. Swept from Heather. Stoke Common, Bucks. Coll: 20 viii 2021.
Ex larva on Hedge Bindweed (Calistegia sepium). Chalfont St. Giles, Bucks. Coll: 03 ix 2021.
On Blackthorn (Prunus spinosa). Old Hall Marshes, Essex. 17 ix 2021.
Mature larva. On Prunus spinosa. Old Hall Marshes, Essex.
Pupal cocoon. On Hypericum sp. Hunton Bridge Roundabout, Watford, Herts. 12 ix 2021.
Freshly laid egg. Captive bred.
Just before hatching. Captive bred.
Ex leaf-fold on Birch. Stoke Common, Bucks. Coll: 20 vii 2021.
Swept from grassland. Chorleywood Common, Chorleywood; VC 20. 16 viii 2021.
On Great Willowherb. Croxley Common Moor, Croxley, Herts. 03 vii 2021. Bred through.
Pupae. Captive bred.
On Hedge Bindweed (Calystegia sepium). Chalfont St. Giles, Bucks. 03 ix 2021.
On Hedge Bindweed. With larva ejecting frass. Chalfont St. Giles. 03 ix 2021.
On Hedge Bindweed. Larva, feeding. Chalfont St. Giles, Bucks. 03 ix 2021.
In loose spinning, on Hedge Bindweed, with typical accompanying frass. Chalfont St. Giles, Bucks. 03 2021.
To light. Chorleywood; VC 24. 07 ix 2021.
Mid-instar larva. Captive bred.
Mature larva. Captive bred.
Pupal cocoon. Captive bred.
Early instar larva. Captive bred.
Pupa exposed in mine. On Bramble. Chorleywood Common; VC 20. 02 ix 2021.
To light. Chorleywood; VC 24. 04 viii 2021.
To light. Chorleywood; VC 24. 01 viii 2021.
Middle instar . Captive bred.
Middle instar. Chorleywood Common; VC 20.
Swept. Aston Rowant NNR, Oxon. 13 viii 2021.
Swept. Aston Rowant NNR, Oxon. 24 vii 2021.
Exposed from a flat-leaved spinning on Hornbeam. Chorleywood; VC 24. Coll 15 vi 2021. Bred through.
To light. The Withy Beds N.R., Moor Park, Herts. 23 vii 2021.
Swept from grasses. Wendover Woods, Wendover, Bucks. 16 vi 2014.
Ex larva, swept from grasses. Wendover Woods, Wendover, Bucks. Coll: 16 vi 2014.
To light. Chorleywood;; VC 24. 02 vii 2021.
To light. Chorleywood; VC 24. 04 vii 2021.
To light. Chorleywood; VC 24. 07 vi 2021.
In a leaf-roll on Aspen. By Grand Union Canal, Watford, Herts. 11 vi 2021.
Larval leaf-roll spinning on Aspen. By Grand Union Canal, Watford, Herts. 11 vi 2021.
Ex larva, collected 11 vi 2021. By Grand Union Canal, Watford, Herts.
Ex larva on Aspen. By Grand Union Canal, Watford, Herts. Collected 11 vi 2021.
Strong reddish ground colour. To light. Chorleywood; VC 24. 23 vi 2021.
Swept. Holtspur Bottom NR, Beaconsfield, Bucks. 02 vi 2021.
Ex larva on Oak. Combe Hill, Wendover, Bucks. Collected 30 vi 2021.
In a spinning on Oak. Combe Hill, Wendover, Bucks. 30 vi 2021.
Larval spinning on Oak. Combe Hill, Wendover, Bucks. 30 vi 2021.
Hatched. Captive bred.
To light. Near Benje-Novosele, Albania. 06 vi 2018.
Hatched egg. Bucks. 27 iii 2010.
Whitecross Green Wood, Oxford. 16 viii 2009.
Preparation for pupation. Bucks. 04 vii 2010.
Mature larva. Bucks. 13 vi 2010.
Bucks. 27 iii 2010.
To light. Chorleywood; VC 24. 01 vii 2021.
To light. Chorleywood; VC 24. 06 vi 2014.
Arnside Knott, Cumbria. 25 vii 2009.
Thrift Wood, near Bicnacre, Essex. 04 vi 2009.
Ex female to light. Chorleywood; VC 24. 13 vi 2021.
Early instar. On Acer pseudoplatanus. Philipshill Wood, Chorleywood; VC 24. 23 iv 2021.
Final instar. Philipshill Wood, Chorleywood; VC 24.
Ex larva in bud of Pinus sylvestris. Stoke Common, near Fulmer, Bucks. Coll: 01 v 2021.
On Pinus sylvestris. Stoke Common, Bucks. 07 v 2017.
Captive bred. Ex Stoke Common, Bucks.
First or early instar larva. Ex female to light. Chorleywood; VC 24.
On Cypress/False Cypress/?. Chorleywood House Estate, Chorleywood; VC 20. Coll: 02 v 2021.
Ex larva on Cypress/False Cypress/?. Chorleywood House Estate, Chorleywood; VC 20. Coll: 02 v 2021.
Pupal exuviae in situ in seed-head of Common Knapweed. Chorleywood Common; VC 20. Coll: 07 v 2021.
To light. Chorleywood House Estate, Chorleywood; VC 20. 11 vi 2015.
Beaten from Juniper. Aston Rowant N.N.R., Oxon. 30 v 2021.
Ex leaf-mine on Cornus mas (Cornelian Cherry). Chorleywood House Estate, Chorleywood; VC 20. Coll: 29 ix 2020.
Day-flying. Stoke Common, Bucks. 07 v 2021.
To light. Chorleywood; VC 24. 07 viii 2020. Gen det. Female.
Ex leaf-mine on Cornus mas. Chorleywood House Estate, Chorleywood; VC 20. Coll: 21 ix 2020.
Shooter's Bottom, near Birling Gap, East Sussex. 27 ix 2009.
Larva, exposed in its cut-out case. Chorleywood House Estate, Chorleywood; VC 20. Coll: 21 ix 2020.
Ex leaf-mine. Chorleywood House Estate, Chorleywood; VC 20. 14 iii 2021.
Ex spider's web. Chorleywood; VC 24. 10 iv 2021.
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. 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. 13 i 2021.
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.
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.
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. 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.
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.
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.
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.
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. 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.
