Soske Ranch Locality: Early/Lower Campanian, South Dakota
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Actinopteri
- Tselfatiiformes
- Plethodidae
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Teleostei indet.
Müller 1846
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= Bananogmius evolutus
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Martin and Bjork 1987 | |||||||||
Reptilia
- Mosasauridae
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Tylosaurus proriger
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1 individual | |||||||||
Platecarpus sp.
Cope 1869
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= Clidastes sp.
Cope 1868
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Martin and Bjork 1987 | |||||||||
Reptilia
- Hesperornithiformes
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Hesperornis sp.
Marsh 1872
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Chondrichthyes
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Elasmobranchii indet.
Bonaparte 1838
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either Cretolamna or Lamna teeth | ||||||||||
Cephalopoda
- Ammonitida
- Baculitidae
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Baculites sp.
Lamarck 1799
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Martin and Bjork 1987 | |||||||||
see common names |
Geography
Country: | United States | State/province: | South Dakota | County: | Fall River |
Coordinates: | 44.0° North, 103.3° West (view map) | ||||
Paleocoordinates: | 49.8° North, 71.0° West | ||||
Basis of coordinate: | estimated from map |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
Key time interval: | Early/Lower Campanian | ||
Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
Geological group: | Montana | Formation: | Pierre Shale | Member: | Gammon Ferruginous |
Stratigraphic resolution: | member | ||||
Stratigraphy comments: Early Campanian, specimen occurs eleven feet below the Ardmore Bentonite |
Lithology and environment
Primary lithology: | ferruginous "shale" |
Includes fossils? | Y |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body,trace |
Size of fossils: | macrofossils,mesofossils |
Articulated whole bodies: | some |
Associated major elements: | some |
Collection methods and comments
Collection excludes: | some macrofossils |
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | SDSM |
Metadata
Also known as: | V8120 | ||
Database number: | 39388 | ||
Authorizer: | J. Alroy | Enterer: | E. Leckey |
Modifier: | M. Carrano | Research group: | marine invertebrate,vertebrate |
Created: | 2004-05-27 13:30:27 | Last modified: | 2015-04-08 11:09:02 |
Access level: | the public | Released: | 2004-05-27 13:30:27 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
10631. | P. R. Bjork. 1981. Food habits of mosasaurs from the Pierre Shale of South Dakota. Abstracts with Programs, Rocky Mountian Section, Geological Society of America 13(4):191 [J. Alroy/E. Leckey/E. Leckey] |
Secondary references:
10635 | J. E. Martin and P. R. Bjork. 1987. Gastric residues associated with a mosasaur from the Late Cretaceous (Campanian) Pierre Shale in South Dakota. Dakoterra 3:68-72 [J. Alroy/E. Leckey/E. Leckey] |