..........it's the little things........
http://en.wikipedia.org/wiki/Flavia_(gens)Flavius
http://en.wikipedia.org/wiki/Flatironflatiron
http://www.west-fly-fishing.com/entomology/mayfly/flav.shtmlFlavilinea
If you don't want to complicate life with the details why rant about it? Be happy, let it go and go fishing.