PTRM V91007, Doaks Butte (Cretaceous of the United States)

Where: Bowman County, North Dakota (45.9° N, 104.0° W: paleocoordinates 52.2° N, 77.5° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Hell Creek Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• datum -80.16, K-T section 9906,

• bed-level stratigraphic resolution

Environment/lithology: "channel"; sandstone

Size classes: macrofossils, mesofossils

Primary reference: D. A. Pearson, T. Schaefer, K. R. Johnson, D. J. Nichols, and J. P. Hunter. 2002. Vertebrate biostratigraphy of the Hell Creek Formation in southwestern North Dakota and northwestern South Dakota. In J. H. Hartman, J. R. Johnson, and D. J. Nichols (eds.), The Hell Creek Formation and the Cretaceous-Tertiary Boundary in the Northern Great Plains: An Integrated Continental Record of the End of the Cretaceous, Geological Society of America Special Paper 361:145-167 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 45098: authorized by Matthew Carrano, entered by Matthew Carrano on 06.10.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Ornithischia - Hadrosauridae
Hadrosaurinae indet. Lambe 1918 hadrosaurine
 Ornithischia -
Thescelosaurus neglectus Gilmore 1913 ornithopod
 Theropoda -
Paronychodon lacustris Cope 1876 maniraptoran
 Theropoda - Dromaeosauridae
Richardoestesia isosceles Sankey 2001 maniraptoran
Saurornitholestes sp. Sues 1978 maniraptoran
Aves
  -
Aves indet. Linnaeus 1758 bird
Reptilia
 Theropoda - Tyrannosauridae
Tyrannosaurus rex Osborn 1905 tyrant lizard king
 Loricata -
"Leidyosuchus sternbergi" = Borealosuchus sternbergii
"Leidyosuchus sternbergi" = Borealosuchus sternbergii Gilmore 1910 crocodilian
 Crocodylia - Alligatoridae
Brachychampsa montana Gilmore 1911 crocodilian
 Eosuchia -
Lepidosauria indet. Haeckel 1866 lepidosaur
Mammalia
 Mammalia -
 Theriamorpha -
Theria indet. Parker and Haswell 1897 mammal
Amphibia
 Proteida - Batrachosauroididae
Opisthotriton kayi Auffenberg 1961 salamander
Actinopteri
 Lepisosteiformes - Lepisosteidae
 Amiiformes - Amiidae
"Kindleia fragosa" = Cyclurus fragosus
"Kindleia fragosa" = Cyclurus fragosus Jordan 1927 bowfin
 Aspidorhynchiformes - Aspidorhynchidae
 Teleostei -
Teleostei indet. Müller 1846
Chondrichthyes
 Rajiformes - Rhinobatidae
Myledaphus bipartitus Cope 1876 guitarfish