# Pyronia tithonus

> butterfly of the British Isles

**Wikidata**: [Q1668437](https://www.wikidata.org/wiki/Q1668437)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gatekeeper_(butterfly))  
**Source**: https://4ort.xyz/entity/pyronia-tithonus


## References

1. The IUCN Red List of Threatened Species 2022.2
2. IUCN Red List
3. Freebase Data Dumps. 2013
4. Taxonomy database of the U.S. National Center for Biotechnology Information
5. Encyclopedia of Life
6. Global Biodiversity Information Facility
7. Gwefan Llên Natur
8. Vlinderstichting vlinders
9. [Belgian Species List](http://species.be/en/29567)
10. [Portál informačního systému ochrany přírody](https://portal.nature.cz/publik_syst/nd_nalez-public.php?idTaxon=31749)
11. [Source](http://www.sabencia.net/nomenclator.php)
12. Ferrantia 90 Butterflies in Luxembourg: distribution, trends and conservation
13. Fauna Europaea
14. Dyntaxa
15. Catalogue of the Lepidoptera of Belgium
16. [Source](https://data.nhm.ac.uk/dataset/hosts)
17. The Global Lepidoptera Names Index
18. National Biodiversity Network
19. Nederlands Soortenregister
20. Barcode of Life Data Systems
21. Interim Register of Marine and Nonmarine Genera
22. [Portál informačního systému ochrany přírody](https://portal.nature.cz/redlist/v_nd_taxon_category.php)
23. European Nature Information System
24. Belgian Species List
25. Open Tree of Life reference taxonomy version 3.6
26. Naturbasen
27. CalPhotos