Eastend "Scotty" site, RSM loc. 72F07-0022 (Cretaceous of Canada)

Also known as Chambery Coulee

Where: Saskatchewan, Canada (49.5° N, 108.8° W: paleocoordinates 56.5° N, 81.1° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

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

• bed-level stratigraphic resolution

Environment/lithology: "channel"; sandstone and siltstone

• "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."
• "sandstone unit together with a series of thin siltstone and claystone beds or lenses"

Size classes: macrofossils, mesofossils

Preservation: mold/impression

Collected in 1991-2003

Collection methods: quarrying, surface (float), surface (in situ), mechanical,

Primary reference: 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]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 54105: authorized by Matthew Carrano, entered by Matthew Carrano on 22.09.2005, edited by John Alroy

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Pancrustacea
  -
Insecta indet. Linnaeus 1758 insect
Bivalvia
 Cardiida - Sphaeriidae
Sphaerium cf. subellipticum fingernail clam
impressions
 Unionida - Unionidae
Unionidae "sp. 1" Rafinesque 1820 freshwater mussel
impressions
Unionidae "sp. 2" Rafinesque 1820 freshwater mussel
impressions
Gastropoda
 Architaenioglossa - Viviparidae
Viviparus ? thompsoni snail
impression
? Lioplacodes tenuicarinata snail
impression
Gnathostomata
  -
Actinopteri
 Lepisosteiformes - Lepisosteidae
Lepisosteus sp. de Lacep├Ęde 1803 gar
Osteichthyes
 Proteida - Batrachosauroididae
Opisthotriton sp. Auffenberg 1961 tetrapod
Reptilia
 Testudines - Trionychidae
Trionychidae indet. Gray 1825 softshell turtle
 Testudines - Nanhsiungchelyidae
Basilemys sp. Hay 1902 turtle
 Theropoda -
Aves
  -
Aves indet. Linnaeus 1758 bird
Reptilia
 Avetheropoda - Tyrannosauridae
Tyrannosaurus rex Osborn 1905 tyrant lizard king
 Avetheropoda - Dromaeosauridae
? Dromaeosaurus sp. Matthew and Brown 1922 coelurosaur
 Neornithischia - Pachycephalosauridae
cf. Pachycephalosauridae indet. Sternberg 1945 ornithischian
 Neornithischia - Ceratopsidae
cf. Triceratops sp. Marsh 1889 ceratopsid
Triceratops sp. Marsh 1889 ceratopsid
 Neornithischia - Hadrosauridae
Hadrosaurinae indet. Lambe 1918 hadrosaurine
 Crocodylia - Crocodylidae
Crocodylidae indet. Cuvier 1807 crocodile
 Choristodera -
Champsosaurus sp. Cope 1876 choristodere
Mammalia
  -
Mammalia indet. Linnaeus 1758 mammal
 Leptictida - Gypsonictopidae
Gypsonictops sp. Simpson 1927 eutherian
 Deltatheroida - Deltatheridiidae
Nanocuris improvida n. gen. n. sp.1
Nanocuris improvida n. gen. n. sp.1 Fox et al. 2007 metatherian
 Didelphimorphia - Alphadontidae
Alphadon sp. Simpson 1927 marsupial
Equisetopsida
 Equisetales - Equisetaceae
Equisetum sp.2 Linnaeus
Ginkgoopsida
 Ginkgoales - Ginkgoaceae
Ginkgo sp. Linnaeus 1771 ginkgo
Pteridopsida
 Polypodiales - Dryopteridaceae
Dicotyledonae
 Rhamnales - Rosidae
Vitis stantonii2 grapevine
 Urticales - Dilleniidae
cf. Ulmaceae indet. de Mirbel 1815
 Juglandales - Hamamelidae
Magnoliopsida
  -
"Trapago angulate" = Quereuxia2
"Trapago angulate" = Quereuxia2
 Saxifragales - Cercidiphyllaceae
 Fagales - Fagaceae
Carpolithes
  -
Carpites
  -