Near Pfeifer (FHSM VP-2936 locality): Early/Lower Turonian - Middle Turonian, Kansas

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia - Plesiosauria - Polycotylidae
Trinacromerum bentonianum Cragin 1888
1 individual
FHSM VP-2936 (articulated dorsal vertebrae and ribs)
see common names

Geography
Country:United States State/province:Kansas County:Ellis County
Coordinates: 38.7° North, 99.2° West (view map)
Paleocoordinates:39.4° North, 64.4° West
Basis of coordinate:based on nearby landmark
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Turonian 10 m.y. bin:Cretaceous 6
Key time interval:Early/Lower Turonian - Middle Turonian
Age range of interval:93.50000 - 89.30000 m.y. ago
Stratigraphy
Stratigraphy comments: "The concretion containing the specimen... Chalky limestone concretions such as this commonly occur in the uppermost Pfeifer Member, Greenhorn Limestone (Hattin, 1975) and the lower Fairport Chalk Member, Carlile Shale (Hattin, 1962)" (Schumacher & Everhart 2005, p. 46).
Lithology and environment
Primary lithology:concretionary "limestone"
Includes fossils?Y
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Temporal resolution:snapshot
Collection methods and comments
Collection methods:selective quarrying
Reason for describing collection:taxonomic analysis
Collection method comments: FHSM collection
Metadata
Database number:117809
Authorizer:R. Benson Enterer:R. Benson
Research group:vertebrate
Created:2011-09-27 01:32:20 Last modified:2011-09-26 11:32:20
Access level:the public Released:2011-09-27 01:32:20
Creative Commons license:CC BY
Reference information

Primary reference:

37870. B. A. Schumacher and M. J. Everhart. 2005. A stratigraphic and taxonomic review of plesiosaurs from the old "Fort Benton Group" of central Kansas: a new assessment of old records. Paludicola 5(2):33-54 [R. Benson/R. Benson/R. Butler]