FHSM VP-2295 locality, Ellis County: Late/Upper Coniacian, Kansas
collected by M.V. Walker 1968
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Mosasauridae
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Tylosaurus kansasensis n. sp.
Everhart 2005
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1 specimen | |||||||||
FHSM VP-2295 - type (a complete, articulated skull with seven cervical vertebrae) | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Kansas | County: | Ellis |
Coordinates: | 39.0° North, 99.5° West (view map) | ||||
Paleocoordinates: | 40.9° North, 65.3° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Coniacian | 10 m.y. bin: | Cretaceous 6 |
Key time interval: | Late/Upper Coniacian | Other zone: | Protosphyraena perniciosa |
Age range of interval: | 89.30000 - 85.80000 m.y. ago |
Stratigraphy
Geological group: | Colorado | Formation: | Niobrara | Member: | Smoky Hill Chalk |
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: "The Smoky Hill Chalk in this area lies just a few meters above the contact with the underlying Fort Hays Limestone (Hattin, 1982), and is in Stewart's (1990) biostratigraphic zone of Protosphyraena perniciosa (Upper Coniacian)." |
Lithology and environment
Primary lithology: | chalk |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | good |
Abundance in sediment: | few |
Fragmentation: | occasional |
Feeding/predation traces: | tooth marks |
Spatial resolution: | parautochthonous |
Collection methods and comments
Collection methods: | survey of museum collection | ||
Collection size: | 1 specimens | ||
Reason for describing collection: | taxonomic analysis | ||
Collectors: | M.V. Walker | Collection dates: | 1968 |
Metadata
Also known as: | Tylosaurus kansasensis type locality | ||
Database number: | 106063 | ||
Authorizer: | M. Carrano | Enterer: | H. Street |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2011-03-02 08:20:04 | Last modified: | 2016-03-10 16:32:06 |
Access level: | the public | Released: | 2011-03-02 08:20:04 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
38037. | M. J. Everhart. 2005. Tylosaurus kansasensis, a new species of tylosaurine (Squamata, Mosasauridae) from the Niobrara Chalk of western Kansas, USA. Netherlands Journal of Geosciences — Geologie en Mijnbouw 84(3):231-240 [P. Mannion/P. Mannion] |
Secondary references:
35382 | M. J. Everhart. 2008. A bitten skull of Tylosaurus kansasensis (Squamata: Mosasauridae) and a review of mosasaur-on-mosasaur pathology in the fossil record. Transactions of the Kansas Academy of Science 111(3/4):251-262 [M. Carrano/H. Street] |