Eastend "Scotty" site, RSM loc. 72F07-0022: Late/Upper Maastrichtian, Canada
collected 1991-2003
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Fokienia ravenscragensis
McIver and Basinger 1990
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McIver 2002 | |||||||||
Trochodendroides speciosa
Berry 1930
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Spinifructus antiquus
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McIver 2002 | |||||||||
Nyssidium arcticum
Iljinskaja 1974
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McIver 2002 | |||||||||
"= Leguminosites arachioides-mino" | ||||||||||
Osteichthyes
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Osteichthyes indet.
Huxley 1880
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15 elements | |||||||||
Amphibia
- Temnospondyli
- Batrachosauroididae
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Opisthotriton sp.
Auffenberg 1961
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1 specimen | |||||||||
Reptilia
- Ceratopsidae
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cf. Triceratops sp.
Marsh 1889
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20 specimens | |||||||||
Triceratops sp.
Marsh 1889
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1 specimen | |||||||||
Reptilia
- Pachycephalosauridae
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cf. Pachycephalosauridae indet.
Sternberg 1945
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1 specimen | |||||||||
Reptilia
- Hadrosauridae
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Hadrosaurinae indet.
Lambe 1918
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2 specimens | |||||||||
Reptilia
- Theropoda
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Theropoda indet.
Marsh 1881
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4 specimens | |||||||||
Reptilia
- Dromaeosauridae
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? Dromaeosaurus sp.
Matthew and Brown 1922
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3 specimens | |||||||||
Reptilia
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Aves indet.
Linnaeus 1758
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2 specimens | |||||||||
Reptilia
- Tyrannosauridae
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Tyrannosaurus rex
Osborn 1905
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1 specimen | |||||||||
RSM P2523.8 | ||||||||||
Reptilia
- Crocodylidae
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Crocodylidae indet.
Cuvier 1807
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1 specimen | |||||||||
Reptilia
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Champsosaurus sp.
Cope 1876
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3 specimens | |||||||||
Reptilia
- Testudines
- Trionychidae
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Trionychidae indet.
Gray 1825
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2 specimens | |||||||||
Reptilia
- Testudines
- Nanhsiungchelyidae
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Basilemys sp.
Hay 1902
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1 specimen | |||||||||
Mammalia
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Mammalia indet.
Linnaeus 1758
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1 specimen | |||||||||
Mammalia
- Gypsonictopidae
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Gypsonictops sp.
Simpson 1927
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1 specimen | |||||||||
Mammalia
- Alphadontidae
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Alphadon sp.
Simpson 1927
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2 specimens | |||||||||
Mammalia
- Deltatheroida
- Deltatheridiidae
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Nanocuris improvida n. gen., n. sp.
Fox et al. 2007
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Fox et al. 2007 | |||||||||
Actinopteri
- Lepisosteiformes
- Lepisosteidae
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Lepisosteus sp.
Agassiz 1843
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2 elements | |||||||||
Gastropoda
- Viviparidae
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? Lioplacodes tenuicarinata
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1 specimen | |||||||||
impression | ||||||||||
Viviparus ? thompsoni
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1 specimen | |||||||||
impression | ||||||||||
Bivalvia
- Cardiida
- Sphaeriidae
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Sphaerium cf. subellipticum
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3 specimens | |||||||||
impressions | ||||||||||
Bivalvia
- Unionida
- Unionidae
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Unionidae informal sp. 1
Rafinesque 1820
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3 specimens | |||||||||
impressions | ||||||||||
Unionidae informal sp. 2
Rafinesque 1820
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3 specimens | |||||||||
impressions | ||||||||||
Insecta
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Insecta indet.
Linnaeus 1758
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3 specimens | |||||||||
Ginkgoopsida
- Ginkgoales
- Ginkgoaceae
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Ginkgo sp.
Linnaeus 1771
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unclassified
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Dombeyopsis obtusa
Lesquereux 1872
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McIver 2002 | |||||||||
Angiospermae
- Vitales
- Vitaceae
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Vitis stantonii
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McIver 2002 | |||||||||
Angiospermae
- Rosales
- Ulmaceae
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cf. Ulmaceae indet.
Brisseau-Mirbel 1815
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Angiospermae
- Fagales
- Nothofagaceae
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Dryophyllum subfalcatum
Lesquereux 1875
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McIver 2002 | |||||||||
Angiospermae
- Fagales
- Juglandaceae
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cf. Juglans denveriana
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Angiospermae
- Saxifragales
- Cercidiphyllaceae
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Trochodendroides flabella
()
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Magnoliopsida
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Trapago angulate
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McIver 2002 | |||||||||
synonym of Quereuxia | ||||||||||
Pinopsida
- Pinales
- Taxodiaceae
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Parataxodium sp.
Arnold and Lowther 1955
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McIver 2002 | |||||||||
Polypodiopsida
- Polypodiales
- Dryopteridaceae
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cf. Dryopteris carbonensis
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Polypodiopsida
- Equisetales
- Equisetaceae
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Equisetum sp.
Linnaeus 1753
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McIver 2002 | |||||||||
unclassified
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Carpites ulmiiformis
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cf. Carpites lakesii
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Carpolithes kneehillensis
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see common names |
Geography
Country: | Canada | State/province: | Saskatchewan |
Coordinates: | 49.5° North, 108.8° West (view map) | ||
Paleocoordinates: | 56.5° North, 81.1° West | ||
Basis of coordinate: | based on nearby landmark | ||
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: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
Formation: | Frenchman | ||
Local section: | Cypress Hills | Local bed: | 1 |
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | sandstone |
Secondary lithology: | siltstone |
Lithology description: "sandstone unit together with a series of thin siltstone and claystone beds or lenses" | |
Environment: | "channel" |
Geology comments: "Depositional environment attributed to the T. rex skeleton is that of a low-energy section of a broad, accretionary meandering river system, most probably a point bar." |
Taphonomy
Modes of preservation: | body,mold/impression |
Size of fossils: | macrofossils,mesofossils |
Associated major elements: | many |
Temporal resolution: | time-averaged |
Spatial resolution: | autochthonous |
Collection methods and comments
Collection excludes: | all macrofossils |
Collection methods: | selective quarrying,surface (float),surface (in situ),mechanical,field collection |
Reason for describing collection: | general faunal/floral analysis | Collection dates: | 1991-2003 |
Metadata
Also known as: | Chambery Coulee | ||
Database number: | 54105 | ||
Authorizer: | M. Carrano, J. Alroy | Enterer: | M. Carrano, J. Alroy |
Modifier: | J. Alroy | Research group: | vertebrate |
Created: | 2005-09-22 20:27:54 | Last modified: | 2008-11-06 15:58:58 |
Access level: | the public | Released: | 2005-09-22 20:27:54 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
14627. | ETE | T. T. Tokaryk and H. N. Bryant. 2004. The fauna from the Tyrannosaurus rex excavation, Frenchman Formation (Late Maastrichtian), Saskatchewan. Summary of Investigations 2004, Volume 1. Saskatchewan Geological Survey, Saskatchewan Industry Resources, Miscellaneous Report 2004-4 1:1-12 [M. Carrano/M. Carrano/M. Uhen] |
Secondary references:
25486 | R. C. Fox, C. S. Scott, and H. N. Bryant. 2007. A new, unusual therian mammal from the Upper Cretaceous of Saskatchewan, Canada. Cretaceous Research 28(5):821-829 [J. Alroy/J. Alroy] | |
14682 | ETE,5% 55780 | E. E. McIver. 2002. The paleoenvironment of Tyrannosaurus rex from southwestern Saskatchewan, Canada. Canadian Journal of Earth Sciences 39:207-221 [M. Carrano/K. Maguire/J. Alroy] |