Blacktail Creek North, MOR TM-072: Campanian, Montana
collected 1989
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Ceratopsidae
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Achelousaurus horneri
Sampson 1994
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Sampson 1995 | 2 specimens | ||||||||
MOR 571 (partial skull, vertebrae, ribs), 591 (partial subadult skeleton) | ||||||||||
Reptilia
- Hadrosauridae
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Hadrosauridae indet.
Cope 1869
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Database 2006 | 1 specimen | ||||||||
Lambeosaurus sp.
Parks 1923
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1 specimen | |||||||||
= Prosaurolophus blackfeetensis
Horner 1992
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Database 2006 | |||||||||
synonym of Prosaurolophus maximus | ||||||||||
Reptilia
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Ankylosauria indet.
Osborn 1923
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Database 2006 | 1 specimen | ||||||||
Reptilia
- Ankylosauridae
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Ankylosauridae indet.
Brown 1908
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Database 2006 | 1 specimen | ||||||||
Reptilia
- Tyrannosauridae
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Tyrannosauridae indet.
Osborn 1906
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Database 2006 | 1 specimen | ||||||||
MOR 590 | ||||||||||
= Daspletosaurus horneri n. sp.
Carr et al. 2017
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Carr et al. 2017 | |||||||||
Reptilia
- Saurischia
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Saurischia indet.
Seeley 1888
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1 specimen | |||||||||
ETE occurrence; species: Saurischia | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Montana | County: | Glacier |
Coordinates: | 48.6° North, 113.8° West (view map) | ||||
Paleocoordinates: | 56.5° North, 79.1° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 | *Epoch: | Senonian |
*International age/stage: | Campanian - Campanian | ||
Key time interval: | Campanian | ||
Age range of interval: | 83.60000 - 72.10000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Geological group: | Montana | Formation: | Two Medicine | ||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: ETE dating method: time_unit, ETE age comment: . radiometric intage_max, radiometric intage_min |
Lithology and environment
Primary lithology: | silty mudstone |
Includes fossils? | Y |
Lithology description: ETE rock type adj: silty, ETE lithology comments: 0 | |
Environment: | crevasse splay |
Geology comments: ETE sed env 1: fluvial, ETE sed env 2: crev_splay ETE event: ., ETE env comment: 0 |
Taphonomy
Modes of preservation: | body |
Lagerst�tten type: | concentrate |
Degree of concentration: | concentrated |
Size of fossils: | macrofossils |
Temporal resolution: | snapshot |
Spatial resolution: | parautochthonous |
Collection methods and comments
Collection methods: | selective quarrying,mechanical,field collection |
Collection size: | 1450 specimens |
Reason for describing collection: | taphonomic analysis | Collection dates: | 1989 |
Collection method comments: ETE Size: .; ETE reference list: 478, ; ETE museum list: |
Metadata
Also known as: | ETE Locality 1526, BC/N, Black Tail Creek | ||
Database number: | 22652 | ||
Authorizer: | A. Behrensmeyer, M. Carrano | Enterer: | A. Behrensmeyer, M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2001-04-16 01:00:00 | Last modified: | 2014-10-27 16:11:49 |
Access level: | the public | Released: | 2001-04-16 01:00:00 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
5724. | ETE 1480 | D. J. Varricchio. 1993. Taphonomy of Jack's Birthday site, a diverse dinosaur bone bed. Journal of Vertebrate Paleontology 13(3, suppl.):61A [A. Behrensmeyer/A. Behrensmeyer/M. Carrano] |
Secondary references:
62031 | T. D. Carr, D. J. Varricchio, J. C. Sedlmayr, E. M. Roberts, and J. R. Moore. 2017. A new tyrannosaur with evidence for anagenesis and crocodile-like facial sensory system. Scientific Reports 7:44942:1-11 [M. Carrano/M. Carrano] | |
17718 | ETE | M. O. R. Database. 2006. MOR collections database. [M. Carrano/M. Carrano/M. Carrano] |
8729 | S. D. Sampson. 1995. Two new horned dinosaurs from the upper Cretaceous Two Medicine Formation of Montana; with a phylogenetic analysis of the Centrosaurinae (Ornithischia: Ceratopsidae). Journal of Vertebrate Paleontology 14(5):743-760 [M. Carrano/M. Carrano/M. Carrano] |