FHSM VP-2495 locality, Trego County: Late/Upper Coniacian, Kansas
collected by R. Zakrzewski 1969
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Mosasauridae
|
||||||||||
Clidastes velox
(Marsh 1871)
|
Bardet 2012 | |||||||||
synonym of Clidastes propython | ||||||||||
About thirty vertebrae | ||||||||||
Tylosaurus sp.
Marsh 1872
|
Bardet 2012 | |||||||||
MNHN 1892-6, articulated near-complete specimen | ||||||||||
Tylosaurus kansasensis
Everhart 2005
|
||||||||||
FHSM VP-2495 - paratype - juvenile (disarticulated, near-complete skull, missing the premaxilla and the anteriormost portion of the vertebral column: 83 vertebrae) | ||||||||||
Platecarpus ictericus
(Cope 1870)
|
Bardet 2012 | |||||||||
synonym of Platecarpus tympaniticus | ||||||||||
Seven vertebrae | ||||||||||
Platecarpus coryphaeus
(Cope 1871)
|
Bardet 2012 | |||||||||
synonym of Platecarpus tympaniticus | ||||||||||
MNHN 1894-14b, an almost complete skull; About twenty mixed bones including 9 caudal vertebrae and a mounted forelimb | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Kansas | County: | Trego |
Coordinates: | 38.9° North, 100.1° West (view map) | ||||
Paleocoordinates: | 40.9° North, 66.0° West | ||||
Basis of coordinate: | based on political unit |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Coniacian | 10 m.y. bin: | Cretaceous 6 |
Key time interval: | Late/Upper Coniacian | ||
Age range of interval: | 89.30000 - 85.80000 m.y. ago |
Stratigraphy
Geological group: | Colorado | Formation: | Niobrara | Member: | Smoky Hill Chalk |
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | chalk |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Feeding/predation traces: | tooth marks |
Collection methods and comments
Reason for describing collection: | taxonomic analysis | ||
Collectors: | R. Zakrzewski | Collection dates: | November 1969 |
Metadata
Also known as: | Tylosaurus kansasensis paratype | ||
Database number: | 118152 | ||
Authorizer: | P. Mannion | Enterer: | P. Mannion, J. Tennant |
Modifier: | M. Carrano | ||
Created: | 2011-10-06 22:10:25 | Last modified: | 2016-03-10 16:30:03 |
Access level: | the public | Released: | 2011-10-06 22:10:25 |
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:
46107 | N. Bardet. 2012. The mosasaur collections of the Museum National d'Histoire Naturelle of Paris. Bulletin de la Societe Geologique de France 183(1):35-53 [P. Mannion/J. Tennant] |