SWALLOWTAIL
Papilio machaon britannicus
Mark Coller
c.1819
Swallowtails were believed to have been present in the Bristol area at Aust Marshes, Aust on or around this date. The Entomologists Useful Compendium - Samouelle 1819 p.235 and The Proceedings of the Bristol Naturalists' Society 1877 p.152.