TMP JD-1: Early/Lower Maastrichtian, Canada
collected by Brinkman 2003
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Actinopteri
- Albuliformes
- Albulidae
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Coriops sp.
Estes 1969
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1 specimen | |||||||||
Actinopteri
- Esociformes
- Esocidae
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Oldmanesox sp.
Wilson et al. 1992
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5 specimens | |||||||||
TMP 2009.136.4, 2009.136.6 | ||||||||||
Actinopteri
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Acanthomorpha indet.
(Rosen 1973)
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30 specimens | |||||||||
spelled with current rank as Acanthomorphata | ||||||||||
TMP 2009.136.9 | ||||||||||
Holostei informal indet. A
(Müller 1846)
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500 specimens | |||||||||
TMP 2009.136.3 | ||||||||||
Actinopteri
- Amiiformes
- Amiidae
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Cyclurus sp.
Agassiz 1839
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9 specimens | |||||||||
Amphibia
- Temnospondyli
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Anura indet.
(Fischer von Waldheim 1813)
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5 specimens | |||||||||
Amphibia
- Temnospondyli
- Batrachosauroididae
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Opisthotriton sp.
Auffenberg 1961
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29 specimens | |||||||||
Amphibia
- Temnospondyli
- Urodela
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Scapherpeton sp.
Cope 1876
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10 specimens | |||||||||
Reptilia
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Archosauria indet.
(Cope 1869)
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2 specimens | |||||||||
Reptilia
- Hadrosauridae
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Hypacrosaurus altispinus
Brown 1913
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4 specimens | |||||||||
Chondrichthyes
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Rhinobatoidea indet.
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1 specimen | |||||||||
TMP 2009.136.2 | ||||||||||
Chondrichthyes
- Rajiformes
- Rhinobatidae
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Myledaphus sp.
Cope 1876
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5 specimens | |||||||||
TMP 2009.136.1 | ||||||||||
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: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
Geological group: | Edmonton | Formation: | Horseshoe Canyon | Member: | Tolman |
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: from Unit 3 |
Lithology and environment
Primary lithology: | sandstone |
Includes fossils? | Y |
Environment: | coarse channel fill |
Geology comments: "stacked paleochannel sandstone" |
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
Database number: | 135743 | ||
Authorizer: | M. Carrano | Enterer: | M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2012-11-06 11:14:51 | Last modified: | 2021-04-05 19:54:02 |
Access level: | the public | Released: | 2012-11-06 11:14:51 |
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] |