Morden Bentonite Mine: Early/Lower Campanian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Mosasauridae
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Plioplatecarpus nichollsae
Cuthbertson et al. 2007
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1 individual | |||||||||
recombined as Latoplatecarpus nichollsae | ||||||||||
TMP 83.24.01, skull | ||||||||||
see common names |
Geography
Country: | Canada | State/province: | Manitoba |
Coordinates: | 49.3° North, 98.2° West (view map) | ||
Paleocoordinates: | 53.7° North, 63.1° West | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
Key time interval: | Early/Lower Campanian | Ammonoid zone: | Baculites obtusus |
Age range of interval: | 83.60000 - 72.10000 m.y. ago |
Stratigraphy
Geological group: | Montana | Formation: | Pierre Shale | Member: | Pembina |
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: Radiometric age of 81 +/- 3 MA |
Lithology and environment
Primary lithology: | bentonitic,black lithified carbonaceous "shale" |
Environment: | marine indet. |
Glacial or sequence phase: | transgressive |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | good |
Fragmentation: | frequent |
Encrustation: | frequent |
Spatial resolution: | parautochthonous |
Collection methods and comments
Collection methods: | survey of museum collection |
Reason for describing collection: | taxonomic analysis |
Museum repositories: | TMP |
Metadata
Database number: | 96685 | ||
Authorizer: | M. Carrano | Enterer: | H. Street |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2010-06-25 12:10:27 | Last modified: | 2012-01-31 17:01:19 |
Access level: | the public | Released: | 2010-06-25 12:10:27 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
32947. | T. Komishi and M. W. Caldwell. 2009. New material of the mosasaur Plioplatecarpus nichollsae Cuthbertson et al., 2007, clarifies problematic features of the holotype specimen. Journal of Vertebrate Paleontology 29(2):417-436 [M. Carrano/H. Street/F. Aspromonte] |