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The newly-found fossils are 209 million years old and include pterosaurs, primitive frogs and lizard-like reptiles ...
Along with the pterosaur were other new arrivals on the scene including ... “Although dinosaurs are found in contemporaneous rocks from Arizona and New Mexico, they were not part of this ecosystem ...
Interesting Engineering on MSN1d
US team discovers winged reptile that took powered flight with early dinosaursSmithsonian scientists have uncovered North America’s oldest known pterosaur from a 209-million-year-old bonebed in Arizona’s ...
Smithsonian Magazine on MSN1d
A Bone Bed From the Dawn of the Dinosaurs Has Revealed the Oldest Known Pterosaur Found in North AmericaPaleontologists know the bone bed as PFV 393. The late fossil preparator Bill Amaral found the site in 2011 on a field trip ...
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