New theropod display arena sites in the Cretaceous of North America: Clues to distributions in space and time
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DOI: 10.1016/j.cretres.2017.09.009
Abstract: Abstract Previously-unknown large scale scrapes attributed to Cretaceous theropod dinosaurs from the Naturita Formation (formerly the Dakota Sandstone) of western Colorado were recently named as Ostendichnus bilobatus and interpreted as evidence of “nest scrape display,”… read more here.
Keywords: theropod; colorado; arena sites; display ... See more keywords