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

Where: Bowman County, North Dakota (45.9° N, 104.0° W: paleocoordinates 52.3° N, 77.0° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Hell Creek Formation, Maastrichtian (72.1 - 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

Chondrichthyes
 Myliobatiformes - Dasyatidae
Myledaphus bipartitus Cope 1876 whiptail stingray
Actinopteri
 Teleostei -
Teleostei indet. Müller 1846
 Teleostei - Aspidorhynchidae
 Amiiformes - Amiidae
"Kindleia fragosa" = Cyclurus fragosus
"Kindleia fragosa" = Cyclurus fragosus Jordan 1927 bowfin
 Lepisosteiformes - Lepisosteidae
Osteichthyes
 Proteida - Batrachosauroididae
Opisthotriton kayi Auffenberg 1961 salamander
Reptilia
 Avetheropoda - Dromaeosauridae
Richardoestesia isosceles Sankey 2001 coelurosaur
Saurornitholestes sp. Sues 1978 coelurosaur
 Avetheropoda -
Paronychodon lacustris Cope 1876 coelurosaur
Aves
  -
Aves indet. Linnaeus 1758 bird
Reptilia
 Avetheropoda - Tyrannosauridae
Tyrannosaurus rex Osborn 1905 tyrant lizard king
 Neornithischia - Thescelosauridae
Thescelosaurus neglectus Gilmore 1913 ornithischian
 Neornithischia - Hadrosauridae
Hadrosaurinae indet. Lambe 1918 hadrosaurine
 Crocodylia -
"Leidyosuchus sternbergi" = Borealosuchus sternbergii, Brachychampsa montana
"Leidyosuchus sternbergi" = Borealosuchus sternbergii Gilmore 1910 crocodilian
Brachychampsa montana Gilmore 1911 crocodilian
 Eosuchia -
Lepidosauria indet. Haeckel 1866 lepidosaur
Mammalia
 Mammalia -
 Theriiformes -
Theria indet. Parker and Haswell 1897 mammal