. . "'Physical Geography', in The Notebooks of Leonardo da Vinci, trans. E. MacCurdy (1938), Vol. 1, 361. \n* \"Cryolophosaurus is also of significance because it represents the oldest known tetanuran from any continent \u2014 it is the only one from the Early Jurassic.\" \u2014William R. Hammer \n*"@en . "'Physical Geography', in The Notebooks of Leonardo da Vinci, trans. E. MacCurdy (1938), Vol. 1, 361. \n* \"Cryolophosaurus is also of significance because it represents the oldest known tetanuran from any continent \u2014 it is the only one from the Early Jurassic.\" \u2014William R. Hammer \n*"@en . "Fossil Wiki:List of quotes"@en .