I have improved it or at least modified it iteratively I ll be happy to respond to Colchicum on the talk page But insisting on a citation that the AA family lies in both Africa and Arabia is a bit like insisting on a citation that the Mediterranean lies between Africa and Europe Sure it s easy enough to do but at what point does it simply become silly If you d like to expand a line into a paragraph that s great but for me the main point was mentioning the it and providing a link for those who might wish to follow up on it