Ilybius fenestratus
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Coleoptera
- family: Dytiscidae
- genus: Ilybius
- species: Ilybius fenestratus
Wallern im Burgenland
Burgenland- Klagenfurt am Wörthersee
Carinthia- Gießhübl
- Hainfeld
- Hinterbrühl
- Weikendorf
Lower Austria- Gössendorf
- Kalsdorf bei Graz
- Wundschuh
Styria- Garsten
- Linz
- Sankt Lorenz
- Sankt Ulrich bei Steyr
- Steyr
Upper Austria- Hard
Vorarlberg
Austria
Blesewitz- Dreschvitz
- Lindenberg
- Silz
Mecklenburg-Vorpommern- Räckelwitz
Saxony
Germany
Bissen
03
Luxembourg
Addlestone- Ampthill
- Arlesey
- Asfordby
- Ashby de la Zouch
- Askern
- Awsworth
- Baldock
- Bardsey
- Barlby
- Barnet
- Basingstoke
- Bassingbourn
- Battle
- Beighton
- Berrington
- Bethnal Green
- Billinge
- Billinghay
- Bishopthorpe
- Blaby
- Blackwell
- Bordon
- Borrowash
- Bottisham
- Bowdon
- Briston
- Brooke
- Broomfleet
- Burgess Hill
- Burton
- Burton Constable
- Burton upon Trent
- Catcliffe
- Chalton
- Chapel Allerton
- Chatham
- Cheam
- Chertsey
- Cheshunt
- Chigwell
- Chobham
- Chorleywood
- Copmanthorpe
- Cottenham
- Crofton
- Crowle
- Crowthorne
- Dartford
- Denham
- Easington Colliery
- East Keswick
- East Molesey
- Eastwood
- Eaton
- Edenbridge
- Edwinstowe
- Egham
- Elstead
- Empingham
- Esher
- Essington
- Etwall
- Farnham
- Featherstone
- Finchampstead
- Findern
- Flamstead
- Fleet
- Frimley
- Glinton
- Great Bookham
- Great Yarmouth
- Griston
- Guildford
- Hackney
- Hale
- Harbury
- Harthill
- Haydock
- Headcorn
- Helpston
- Hemel Hempstead
- Henlow
- High Barnet
- Hinchley Wood
- Histon
- Hitchin
- Howden
- Hucknall
- Huyton
- Ilkeston
- Keyingham
- Killamarsh
- Kirk Sandall
- Leeds
- Leven
- Lewes
- Little Amwell
- Little Eaton
- Littleport
- Long Melford
- Maidstone
- Mansfield
- Marden
- Measham
- Melbourne
- Meldreth
- Midsomer Norton
- Millbrook
- Mitcham
- Morden
- Newick
- Newport
- North Elmham
- Oakham
- Oakmere
- Odiham
- Orgreave
- Paulton
- Peakirk
- Pevensey
- Prescot
- Queniborough
- Quorndon
- Radcliffe on Trent
- Radley
- Rawmarsh
- Riccall
- Rickmansworth
- Ripley
- Rowhedge
- Saint Neots
- Saltburn-by-the-Sea
- Scalby
- Scawby
- Shadwell
- Snodland
- Sonning
- South Collingham
- Staines
- Stainton
- Stalham
- Staveley
- Stourport-on-Severn
- Streetly
- Stroud
- Thames Ditton
- Thornton
- Tibshelf
- Treeton
- Uxbridge
- Wadhurst
- Waltham Abbey
- Waltham Cross
- Walthamstow
- Walton
- Ware
- Welwyn
- Welwyn Garden City
- West Bridgford
- West Hallam
- Wigston Magna
- Willingham
- Wingerworth
- Winnersh
- Wivenhoe
- Woodley
- Woodsetts
- Yarnton
- Yateley
England- Castle Douglas
Scotland
United Kingdom
Ronneby
Rhäzüns