Ceratopsian Teeth in Matrix | Aguja Formation lunar The use of flint to

The use of flint to make stone tools dates back millions of years

be deprived of oxygen

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This has been backed up by examination of coprolites (fossil feces)

conical teeth were deeply rooted into the skull

Ceratopsian Teeth in Matrix | Aguja Formation lunar The use of flint toCeratopsian Teeth in Aguja Matrix Late Cretaceous Campanian 70 Million Years Ago Aguja Formation Brewster County, Texas Specimen approx. size: 11" x 9" x 2. 5" Specimen on stand approx. size: 13. 5" x 9" x 6" This is a really cool assemblage of multiple fossils still in situ from the Aguja Formation of Texas. There are multiple ceratopsian teeth scattered throughout the specimen. The larger fragments are unidentified but it is likely that there are