G. Hatzell

ORCID: 0000-0003-2743-6149
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About
Contact & Profiles
Research Areas
  • Paleontology and Stratigraphy of Fossils
  • Isotope Analysis in Ecology
  • Evolution and Paleontology Studies
  • Geology and Paleoclimatology Research
  • Paleontology and Evolutionary Biology

University of Arkansas at Fayetteville
2017-2023

The Early Cretaceous Yellow Cat Member of the terrestrial Cedar Mountain Formation in Utah, USA. has been interpreted as a “time-rich” unit because its dinosaur fossils, prominent paleosols, and results preliminary chemostratigraphic geochronologic studies. Herein, we refine prior interpretations with: (1) new composite C-isotope profile from well-known Utahraptor Ridge site, which exhibits δ13C features tentatively Valanginian double-peak carbon isotope excursion (the so-called “Weissert...

10.3390/geosciences13020032 article EN cc-by Geosciences 2023-01-26
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