Papilio homerus specimen from the Ulster Museum, collected from Fish River, Jamaica 1887
Date January 2007
Source Ulster Museum, courtesy Robert Nash, curator of entomology
Author Robert Nash, robert.nash at magni.org.uk
Source: https://commons.wikimedia.org/wiki/File:Papilio_homerus_ulster.jpg

The Homerus swallowtail or Jamaican giant swallowtail (Papilio homerus) is the largest swallowtail butterfly in the Western Hemisphere and the largest species in the genus Papilio with an average wingspan of about 15 centimetres.