PTRM V91007, Doaks Butte: Late/Upper Maastrichtian, North Dakota
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Hadrosauridae
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Hadrosaurinae indet.
Lambe 1918
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11 specimens | ||||||
Reptilia
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Thescelosaurus neglectus
Gilmore 1913
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1 specimen | ||||||
Paronychodon lacustris
Cope 1876
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2 specimens | ||||||
nomen dubium belonging to Paronychodon | |||||||
Reptilia
- Dromaeosauridae
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Richardoestesia isosceles
Sankey 2001
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1 specimen | ||||||
Saurornitholestes sp.
Sues 1978
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1 specimen | ||||||
Reptilia
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Aves indet.
Linnaeus 1758
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1 specimen | ||||||
Reptilia
- Tyrannosauridae
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Tyrannosaurus rex
Osborn 1905
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1 specimen | ||||||
Reptilia
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Leidyosuchus sternbergi
(Gilmore 1910)
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26 specimens | ||||||
recombined as Borealosuchus sternbergii | |||||||
Brachychampsa montana
Gilmore 1911
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2 specimens | ||||||
Lepidosauria indet.
(Haeckel 1866)
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1 specimen | ||||||
Mammalia
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Mammalia indet.
(Linnaeus 1758)
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2 specimens | ||||||
Theria indet.
Parker and Haswell 1897
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3 specimens | ||||||
Amphibia
- Temnospondyli
- Batrachosauroididae
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Opisthotriton kayi
Auffenberg 1961
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2 specimens | ||||||
Actinopteri
- Lepisosteiformes
- Lepisosteidae
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Lepisosteus occidentalis
(Leidy 1856)
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36 specimens | ||||||
original and current combination Lepidotus occidentalis | |||||||
Actinopteri
- Amiiformes
- Amiidae
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Kindleia fragosa
Jordan 1927
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28 specimens | ||||||
recombined as Cyclurus fragosus | |||||||
Actinopteri
- Aspidorhynchiformes
- Aspidorhynchidae
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Belonostomus longirostris
(Lambe 1902)
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3 specimens | ||||||
Actinopteri
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Teleostei indet.
(Müller 1846)
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3 specimens | ||||||
Chondrichthyes
- Rajiformes
- Rhinobatidae
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Myledaphus bipartitus
Cope 1876
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111 specimens | ||||||
see common names |
Geography
Country: | United States | State/province: | North Dakota | County: | Bowman |
Coordinates: | 45.9° North, 104.0° West (view map) | ||||
Paleocoordinates: | 52.2° North, 77.5° West | ||||
Basis of coordinate: | estimated from map | ||||
Altitude: | 891 meters | ||||
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
Key time interval: | Late/Upper Maastrichtian | ||
Age range of interval: | 70.60000 - 66.00000 m.y. ago |
Stratigraphy
Formation: | Hell Creek | ||||
Local section: | Doaks Butte | Local bed: | 80.16 m | ||
Local order: | top to bottom | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: datum -80.16, K-T section 9906, |
Lithology and environment
Primary lithology: | sandstone |
Includes fossils? | Y |
Environment: | "channel" |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 45098 | ||
Authorizer: | M. Carrano | Enterer: | M. Carrano |
Modifier: | G. Varnham | Research group: | vertebrate |
Created: | 2004-10-06 06:50:46 | Last modified: | 2022-02-01 07:47:24 |
Access level: | the public | Released: | 2004-10-06 06:50:46 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
11749. | ETE | 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] |