The Mill Canyon Dinosaur Trail is a bold experiment; there are no guards or fences here. You, the visitor, are the protector of this valuable resource. There is a self-guided walking tour in the area. Pamphlets which describe the tour sites can be picked up at the Grand Resource Area (address below). Highlights of Jurassic dinosaurs include fossilized bones of all shapes and sizes, fragments of fossil wood, and tracks. To reach the Mill Canyon Dinosaur Trailhead, drive 15 miles north of Mo...
Permian Schnebly Reptile Trackway Sedona 280mya Wayne Ranney via AZGS geosnaps 05/2009 ... "once covered in vast, wind-swept dune fields, much like the modern Sahara Desert. On the fringes of these dunes or near desert oases, where water was available...This trackway is preserved in the Permian Schnebly Hill Formation and clearly shows front and rear foot pads, digits (toes and fingers) and even claw marks... Note the faint wind ripples ripples that trend from lower left to upper right"
Dimetrodon footprint Dimetrodon meaning "two measures of teeth") is an extinct genus of synapsid that lived during the Early Permian period, around 295–272 million years ago (Ma).It is a member of the family Sphenacodontidae. The most prominent feature of Dimetrodon is the large sail on its back formed by elongated spines extending from the vertebrae. It walked on four legs and had a tall, curved skull with large teeth of different sizes set along the jaws