Hell Creek Formation Fauna


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PaleoNeolitic
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Diagram depicting the currently named Dinosauria (avians excluded) ​from the Late Cretaceous Hell Creek Formation of USA. Dinosaur taxa:
  • Acheroraptor temertyorum → Length = 2.3 meters.[1]
  • Ankylosaurus magniventris → Length = 8 meters.[2]
  • Anzu wyliei → Length = ∼3.75 meters.[3] May be much larger.[4]
  • Dakotaraptor steini → Length = 5.5 meters.[5]
  • Denversaurus schlessmani → Length = 6 meters.[3]
  • Edmontosaurus annectens → Length = ∼15 meters.[6]
  • Leptoceratops gracilis → Length = 2 meters.[3]
  • Ornithomimus velox → Length = 3.5 meters.[7]
  • Pachycephalosaurus wyomingensis → Length = ∼7 meters.[7]
  • Pectinodon bakkeri → Length = 2.4 meters.[1]
  • Sphaerotholus buchholtzae → Length = 2.4 meters.[7]
  • Struthiomimus? sedens → Length = ∼4.8 meters.[3]
  • Thescelosaurus garbanii → Length = 4.5 meters.[8]
  • Thescelosaurus neglectus → Length = 4 meters.[8][7]
  • Torosaurus latus → Length = 8 meters.[3]
  • Triceratops horridus → Length = 9 meters.[3]
  • Triceratops prorsus → Length = 8 meters.[3]
  • Trierarchuncus prairiensis → Length = ∼1.4 meters.[9]
  • Tyrannosaurus rex → Length = 13 meters.[10]

References

  1. ↑ a b (2016) Dinosaur Facts and Figures: The Theropods and Other Dinosauriformes, Princeton: Princeton University Press, pp. 270 DOI: 10.1515/9780691190594. ISBN: 9788416641154.
  2. ↑ (2017). "Unusual cranial and postcranial anatomy in the archetypal ankylosaur Ankylosaurus magniventris". FACETS 2 (2): 764–794. DOI:10.1139/facets-2017-0063.
  3. ↑ a b c d e f g (2016) The Princeton Field Guide to Dinosaurs (2nd ed.), Princeton: Princeton University Press ISBN: 9780691167664.
  4. ↑ (2020). "Morphology and osteohistology of a large-bodied caenagnathid (Theropoda, Oviraptorosauria) from the Hell Creek Formation (Montana): implications for size-based classifications and growth reconstruction in theropods". Papers in Paleontology 7 (2): 751−767. DOI:10.1002/spp2.1302.
  5. ↑ (2015). "The First Giant Raptor (Theropoda: Dromaeosauridae) from the Hell Creek Formation.". Paleontological Contributions (14). DOI:10.17161/paleo.1808.18764.
  6. ↑ (2011). "Dinosaur Census Reveals Abundant Tyrannosaurus and Rare Ontogenetic Stages in the Upper Cretaceous Hell Creek Formation (Maastrichtian), Montana, USA.". PLOS ONE 6 (2): e16574. DOI:10.1371/journal.pone.0016574. PMID 21347420. PMC: 3036655.
  7. ↑ a b c d (2007) Dinosaurs: The Most Complete, Up-to-Date Encyclopedia for Dinosaur Lovers of All Ages, Random House ISBN: 9780375824197. Genus List for Holtz 2012 Weight Information
  8. ↑ a b (2009). "Taxonomic revision of the basal neornithischian taxa Thescelosaurus and Bugenasaura". Journal of Vertebrate Paleontology 29 (3): 758–770. DOI:10.1671/039.029.0328.
  9. ↑ (2020). "Trierarchuncus prairiensis gen. et sp. nov., the last alvarezsaurid: Hell Creek Formation (uppermost Maastrichtian), Montana". Cretaceous Research 116. DOI:10.1016/j.cretres.2020.104560.
  10. ↑ (2020). "An Older and Exceptionally Large Adult Specimen of Tyrannosaurus rex". The Anatomical Record 303 (4): 656–672. DOI:10.1002/ar.24118. PMID 30897281. ISSN 1932-8486.
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