Thanks Bart - I'm interested anytime you see a paper like this. Merry Christmas! On Dec 23, 2014, at 11:25 PM, Bart Jones <bjones7777@xxxxxxxxxxx> wrote: For those interested, a new scientific paper (paste link below into browser) just came out that proposes that most of the "Giant Swallowtails" from central TX and west are a separate species with a suggested name of Southwestern Giant Swallowtail, Heraclides(Papilio) rumiko. I'm going to look back at my photos from the Lower Rio Grande Valley, as all specimens looked at from there were Southwestern. Bart Jones Memphis, Shelby Co. http://zookeys.pensoft.net/articles.php?id=4409