<i>Apatosaurus louisae</i> from Jurasic Period of Mesozoic era (150 MYA) from Western North America at Carnegie Museum of Natural History. Pittsburgh, PA.

Apatosaurus louisae from Jurasic Period of Mesozoic era (150 MYA) from Western North America at Carnegie Museum of Natural History. Pittsburgh, PA.
Photo by Jim Steinhart © 2014, all rights reserved. (Ref: PATV724)

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Carnegie Museum of Natural History, Pittsburgh - Dinosaurs & Minerals
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