2. Nature

FOSSILS-MINERALS-PREHISTORIC LIFE-ROCKS-updated 2022.8.6.

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PREHISTORIC-AZ-REPTILES-Rauisuchids 2021.10.3#0645.2. A good view of Rauisuchids skull. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
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PREHISTORIC-AZ-REPTILES-Rauisuchids 2021.10.3#0645.2. A good view of Rauisuchids skull. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.

  • PREHISTORIC-AK-MAMMALS-MASTODON/MAMMOTH 2008.7.1#179.3. The tooth and jawbone on the left are from a Mastodon. The tooth and jawbone on the right are from a Mammoth. The Skull and tusks are from a mastodon, and the larger tusks in front of those are from a mammoth. Museum of the North, Fairbanks, Alaska.
  • PREHISTORIC-AZ-AMPHIBIANS-INTERPRETIVE0-Metoposaur 2021.10.3#0634.2. A giant Amphibian. RAINBOW FOREST MUSEUM. Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-DINOSAURS DEFINED-INTERPRETIVE-2021.10.3#0656.1X. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-INTERPRETIVE-A WALK BACK IN TIME 2021.10.3#0623.3. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-INTERPRETIVE-HOW OLD ARE THESE ROCKS 2021.10.3#0629.3. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-INTERPRETIVE-THEY AREN'T ALL DINOSAURS 2021.10.3#0655.2. Walking on all fours or just two hind feet. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Aetosaurs. 2021.10.3#0653.2.Tanks of the late Triassic-RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Aetosaurs 2021.10.3#0637.2. Aetosaurs were omnivorous reptiles. RAINBOW FOREST MUSEUM. Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Dimorphodon 2021.10.3#0638.3. Dimorphodon, a species of Pterosaur-RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Dimorphodon 2021.10.3#0640.2. A type of Pterosaurs-RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Phytosaur 2021.10.3#0615.2. A 225 million year old Crocodile like Phytosaur(Pseudopalatus mccauleyi) skull from the late Triassic. RAINBOW FOREST MUSEUM. Discovered in 1985 in the Petrified Forest National Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Placerias hesternus-2021.10.3#0642.2. A neat front view of Placerias hesternus showing the tusk-like boney protrusions from his skull and the interesting digits of his toes. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Placerias hesternus 2021.10.3#0633.2. Placerias was a Dicynodont therapsid plant eater that had many mammalian characteristics. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Placerias hesternus 2021.10.3#0647.3 A dicynodont therapsid. Not quite a mammal. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Rauisuchids & Aetosaurs 2021.10.3#0635.2. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Rauisuchids 2021.10.3#06362. Two of the top predators of their time. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Rauisuchids 2021.10.3#0645.2. A good view of Rauisuchids skull. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-Rauisushids & Aetosaurus 2021.10.3#0646.2. Full size views of Rauisushids, the top predator of his time behind Aetosaurus with a Dimorphodon on his back. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-AZ-REPTILES-RIVER MONSTERS 2021.10.3#0654.3. Phytosaurs, one of the most fearsome predators of the late Triassic. RAINBOW FOREST MUSEUM, Petrified Forest Nat. Park, Arizona.
  • PREHISTORIC-DINOSAUR 2006.4.14#223.1X. Entry to the American Museum of Natural History, NY, NY
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