TMP NL-1 (Cretaceous of Canada)

Where: Alberta, Canada (52.0° N, 112.9° W: paleocoordinates 59.7° N, 84.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Horseshoe Canyon Formation (Edmonton Group), Early/Lower Maastrichtian (70.6 - 66.0 Ma)

• from Unit 4

• bed-level stratigraphic resolution

Environment/lithology: "floodplain"; siliciclastic sediments

Size class: mesofossils

Collected by Brinkman in 2003; reposited in the TMP

Collection methods: bulk, sieve,

Primary reference: D. W. Larson, D. B. Brinkman, and P. R. Bell. 2010. Faunal assemblages from the upper Horseshoe Canyon Formation, an early Maastrichtian cool-climate assemblage from Alberta, with special reference to the Albertosaurus sarcophagus bonebed. Canadian Journal of Earth Sciences 47:1159-1181 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 135741: authorized by Matthew Carrano, entered by Matthew Carrano on 06.11.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Acipenseriformes - Polyodontidae
Polyodontidae indet. Bonaparte 1838 paddlefish
TMP 2009.137.1, 2009.137.2
 Teleostei -
Teleostei indet. Müller 1846
(centrum type U-5)
 Teleostei - Aspidorhynchidae
Belonostomus sp. Agassiz 1843
TMP 2009.137.27
 Teleostei -
Elopiformes indet. Sauvage 1875
TMP 2009.137.25
 Albuliformes - Albulidae
Coriops sp. Estes 1969 bonefish
TMP 2009.137.7
 Esociformes - Esocidae
Estesesox sp. Wilson et al. 1992
TMP 2009.137.9
 Acanthomorphata -
"Acanthomorpha indet." = Acanthomorphata
"Acanthomorpha indet." = Acanthomorphata Rosen 1973
TMP 2009.137.4-6, 10-13
 Ellimmichthyiformes - Sorbinichthyidae
Sorbinichthyidae indet. Bannikov and Bacchia 2000
TMP 2009.137.3, 2009.137.8
 Holostei -
 Amiiformes - Amiidae
Cyclurus sp. Agassiz 1843 bowfin
Osteichthyes
 Proteida - Batrachosauroididae
Opisthotriton sp. Auffenberg 1961 tetrapod
TMP 2009.137.22
 Salientia -
Anura indet. Fischer von Waldheim 1813 frog
TMP 2009.137.23-24
 Caudata - Urodela
Scapherpeton sp. Cope 1876 salamander
TMP 2009.137.21
Reptilia
 Archosauria -
Archosauria indet. Cope 1869 archosaur
TMP 2009.137.18-19
 Avetheropoda -
Avialae indet. Gauthier 1986 avialan
 Avetheropoda - Tyrannosauridae
Tyrannosauridae indet. Osborn 1906 tyrannosaurid
 Avetheropoda - Dromaeosauridae
Richardoestesia sp. Currie et al. 1990 coelurosaur
TMP 2003.15.2
 Neornithischia - Ceratopsidae
Ceratopsidae indet. Marsh 1888 ceratopsid
 Neornithischia - Thescelosauridae
Parksosaurus warreni Parks 1926 ornithischian
TMP 2009.137.17
 Neornithischia - Hadrosauridae
Hypacrosaurus altispinus Brown 1913 lambeosaurine
 Squamata -
Borioteiioidea indet. Nydam et al. 2007 lizard
TMP 2009.137.14
 Squamata - Chamopsiidae
Leptochamops sp. Estes 1964 lizard
TMP 2009.137.16
Mammalia
 Theriiformes -
Metatheria indet. metatherian