I've read that Barnum Brown named the first T. rex skeleton that he dug up "Dynamosaurus". Why doesn't this name have priority over T. rex, like Apatosaurus did over Brontosaurus? -- Jim Foley Symbios Logic, Fort Collins Jim.Foley@symbios.com (303) 223-5100 x9765 * 1st 1.11 #4955 * "I am Homer of Borg! Prepare to be...OOooooo! Donuts!!!"