Relevante links

Foreninger o.lign.		Diverse
Danmark	Lepidopterologisk Forening Entomologisk Forening Entomologisk Selskab for Fyn Aarhus Entomologklub	Entomologisk Fagudvalg Sommerfuglerapporter fra Danmark Skillingbro Naturskole Fortegnelse over Skillingbro-samlingen [PDF] Registrerede arter i Råbjerg Mose 2015 [PDF] Registrerede arter på Ovstrup Hede 2016 [PDF] Fugle & Natur Apollo Books KajsNatur - Sommerfugle NaturHandel - Naturplakater og sommerfugleplakater NaturHandel - Insektglas NaturHandel - Sommerfuglenet Den danske rødliste Overvågningsprojekt Danmarks Dagsommerfugle
Norden	Norsk Entomologisk Forening Sveriges Entomologiska Förening Lokalforeninger i Sverige SydOstEntomologerna Suomen Perhostutkijain Seura ry (Lepidopterologisk Sällskapet i Finland) Latvijas Entomoloģijas biedrība (Entomological Society of Latvia) Lietuvos Entomologų Draugija (Lithuanian Entomological Society)	Artportalen Artsobservasjoner Artsdatabanken - Sommerfugler Svensk Dagfjärilsövervakning (Atlasprojekt) Checklist of the Finnish Lepidoptera Hyönteistietokanta (Finnish Entomological Database) Lepidoptera and some other life forms Suomen Perhoset
Europa	Societas Europea Lepidopterologica (SEL) Vlaamse Vereniging voor Entomologie De Vlinderstichting (Dutch Butterfly Conservation) Deutsche Gesellschaft für allgemeine und angewandte Entomologie (DGaaE) Les Lépidoptéristes de France Naturwissenschaften Schweiz Österreichische Entomologische Gesellschaft Polskie Towarzystwo Entomologiczne (Polish Entomological Society) Societatea Lepidopterologică Română Entomologica Romanica Amateur Entomologists' Society British Dragonfly Society Royal Entomological Society British Entomological & Natural History Society Butterfly Conservation The AES Bug Club for Young Entomologists	Bestimmungshilfe euroButterflies (Matt Rowlings) Moths and Butterflies of Europe and North Africa Lepidigi - European Butterflies European Butterflies (Ver 2.1) European Butterflies Group PTKButterflies Butterflies of the Western Palearctic Satyrinae of the Western Palearctic Fiebig Lehrmittel (Berlin, D) Entomologie MEIER (München, D) ENTO SPHINX (Pardubice, CZ) Paradox Company - Entomological Shop (Kraków, PL) Watkins & Doncaster - The Naturalists (Herefordshire, UK) Butterflies & burnets of France Inventaire National du Patrimoine Naturel Farfalle d'Italia Le Farfalle dell'Umbria Fauna Ibérica \| Lepidoptera Butterflies & Moths in Poland The Sphingid Moths of Poland Motýli České republiky Magyarország lepkéi Butterflies of Greece Чeрвoнa книгa Укрaïни. Чeшуeкрылыe (Lepidoptera) Aтлac бaбoчeк и гуceниц Кpымa (Lepidoptera of Crimea) Бaбoчки Кaвкaзa (Lepidoptera Caucasi) The Butterflies of Bulgaria UKmoths (moths of Great Britain and Ireland) Anything but common European Sesiidae Host plant database Instituut voor Natuur- en Bosonderzoek Natural History Museum, London - Entomology Collections Naturalis Biodiversity Centre, Leiden (former Zoölogisch Museum Amsterdam) Tortricid.net (Tortricidae Resources on the web) Atropos: the journal for butterfly, moth and dragonfly enthusiasts GBIF \| Global Biodiversity Information Facility Tree of Life web project European Red List of Butterflies CITES (Convention on International Trade in Endangered Species of Wild Fauna and Flora) Bern-konventionen EU's habitatdirektiv (The Habitats Directive) European Environment Agency
Verden	Acadian Entomological Society American Mosquito Control Association Association des entomologistes amateurs du Québec Association for Tropical Lepidoptera Association of Natural Bio-Control Producers Australian Entomological Society Entomological Society of Queensland Entomological Society of Victoria Entomological Society of New South Wales Western Australian Insect Study Society Coleopterists Society Entomological Society of America North American Butterfly Association Washington Area Butterfly Club Connecticut Entomology Society Maryland Butterfly Society North Carolina Entomological Society Ohio Lepidopterists Michigan Entomological Society Dallas County Lepidopterists' Society Worldwide Dragonfly Association International Dragonfly Fund Dragonfly Society of the Americas Florida Entomological Society Utah Lepidopterists' Society Pacific Coast Entomological Society Hawaiian Entomological Society Entomological Society of Canada Entomological Society of British Columbia Entomological Society of Alberta Entomological Society of Saskatchewan Entomological Society of Ontario Société d'entomologie du Québec Entomological Society of China Entomological Society of Southern Africa Biosystematics Interest Group of ESSA International Butterfly Breeders Association International Society of Chemical Ecology International Society of Hymenopterists Lepidopterist's Society Lorquin Entomological Society The Orthopterists' Society Sociedad Venezolana de Entomología Sociedade Entomológica do Brasil Society for Invertebrate Pathology The Lepidopterists' Society	A World For Butterflies Butterflies of America Butterflies and Moths of North America Forestry Images - Lepidoptera The Butterfly Site Canadian National Collection of Insects, Arachnids and Nematodes Electronic Resources on Lepidoptera Journey North Koninklijk Belgisch Instituut voor Natuurwetenschappen Royal Museum for Central Africa - (Tervuren) Lepidoptera Mundi Lepidoptera Photolist The Monarch Butterfly Monarch Watch Painted Lady Butterfly Life Cycle and Interesting Facts Butterflies in the Philippines Spencer Entomological Collection Garden Treasures - Where Do Butterflies Come From? Modular Homeowners How to Build a Butterfly Garden in Your Backyard