TMP NL-1: Early/Lower Maastrichtian, Canada
collected by Brinkman 2003

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Acipenseriformes - Polyodontidae
Polyodontidae indet. Bonaparte 1838
2 specimens
TMP 2009.137.1, 2009.137.2
Amphibia - Temnospondyli
Anura indet. (Fischer von Waldheim 1813)
76 specimens
TMP 2009.137.23-24
Amphibia - Temnospondyli - Batrachosauroididae
Opisthotriton sp. Auffenberg 1961
61 specimens
TMP 2009.137.22
Amphibia - Temnospondyli - Urodela
Scapherpeton sp. Cope 1876
68 specimens
TMP 2009.137.21
Mammalia
Metatheria indet. (Huxley 1880)
2 specimens
Reptilia
Borioteiioidea indet. Nydam et al. 2007
14 specimens
TMP 2009.137.14
Reptilia - Chamopsiidae
Leptochamops sp. Estes 1964
1 specimen
TMP 2009.137.16
Reptilia
Archosauria indet. (Cope 1869)
11 specimens
TMP 2009.137.18-19
Reptilia - Thescelosauridae
Parksosaurus warreni (Parks 1926)
1 specimen
TMP 2009.137.17 (=TMP 2009.137.0017)
Reptilia - Ceratopsidae
Ceratopsidae indet. Marsh 1888
2 specimens
Reptilia - Hadrosauridae
Hypacrosaurus altispinus Brown 1913
58 specimens
Reptilia - Dromaeosauridae
Richardoestesia sp. Currie et al. 1990
1 specimen
TMP 2003.15.2
Reptilia
Avialae indet. Gauthier 1986
1 specimen
Reptilia - Tyrannosauridae
Tyrannosauridae indet. Osborn 1906
1 specimen
Actinopteri
Holostei informal indet. A (Müller 1846)
437 specimens
Actinopteri - Amiiformes - Amiidae
Cyclurus sp. Agassiz 1839
34 specimens
Actinopteri
Teleostei indet. (Müller 1846)
2 specimens
(centrum type U-5)
Actinopteri - Esociformes - Esocidae
Estesesox sp. Wilson et al. 1992
5 specimens
TMP 2009.137.9
Actinopteri
Acanthomorpha indet. (Rosen 1973)
74 specimens
spelled with current rank as Acanthomorphata
TMP 2009.137.4-6, 10-13
Actinopteri - Ellimmichthyiformes - Sorbinichthyidae
Sorbinichthyidae indet. Bannikov and Bacchia 2000
2 specimens
TMP 2009.137.3, 2009.137.8
Actinopteri - Elopiformes
Elopiformes indet. Sauvage 1875
1 specimen
TMP 2009.137.25
Actinopteri - Albuliformes - Albulidae
Coriops sp. Estes 1969
6 specimens
TMP 2009.137.7
Actinopteri - Aspidorhynchiformes - Aspidorhynchidae
Belonostomus sp. Agassiz 1834
4 specimens
TMP 2009.137.27
see common names

Geography
Country:Canada State/province:Alberta
Coordinates: 52.0° North, 112.9° West (view map)
Paleocoordinates:59.7° North, 84.4° 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:Early/Lower Maastrichtian
Age range of interval:70.60000 - 66.00000 m.y. ago
Stratigraphy
Geological group:Edmonton Formation:Horseshoe Canyon Member:Tolman
Stratigraphic resolution:bed
Stratigraphy comments: from Unit 4
Lithology and environment
Primary lithology: "siliciclastic"
Includes fossils?Y
Environment:"floodplain"
Taphonomy
Modes of preservation:body
Degree of concentration:concentrated
Size of fossils:mesofossils
Preservation of anatomical detail:good
Abundance in sediment:abundant
Fragmentation:occasional
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:bulk,sieve,field collection
Reason for describing collection:taxonomic analysis
Museum repositories:TMP
Collectors:Brinkman Collection dates:2003
Metadata
Also known as:HSC—Nick Longrich Site #1; RTMP L2385
Database number:135741
Authorizer:M. Carrano Enterer:M. Carrano
Modifier:M. Carrano Research group:vertebrate
Created:2012-11-06 11:02:46 Last modified:2023-09-29 14:31:27
Access level:the public Released:2012-11-06 11:02:46
Creative Commons license:CC BY
Reference information

Primary reference:

43426. 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]

Secondary references:

85876 H.-D. Sues, D. C. Evans, P. M. Galton and C. M. Brown. 2022. Anatomy of the neornithischian dinosaur Parksosaurus warreni (Parks, 1926) from the Upper Cretaceous (lower Maastrichtian) Horseshoe Canyon Formation of Alberta, Canada. Cretaceous Research 141:105369 [M. Carrano/M. Carrano]