Eastern Gove County: Santonian, Kansas
collected 1996-1997

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Ostreida - Ostreidae
Pseudoperna congesta
Reptilia - Mosasauridae
Platecarpus planifrons (Cope 1874)
1 specimen
FHSM-VP 13910
see common names

Geography
Country:United States State/province:Kansas County:Gove
Coordinates: 38.0° North, 100.3° West (view map)
Paleocoordinates:41.2° North, 67.1° West
Basis of coordinate:estimated from map
Geographic resolution:small collection
Time
Period:Cretaceous Epoch:Late/Upper Cretaceous
Stage:Santonian 10 m.y. bin:Cretaceous 6
Key time interval:Santonian Ammonoid zone: Cladoceramus undulatoplicatus
Age range of interval:86.30000 - 83.60000 m.y. ago
Stratigraphy
Geological group:Colorado Formation:Niobrara Member:Smoky Hill Chalk
Stratigraphic resolution:bed
Stratigraphy comments: Deposited 87-82 Ma; recovered from below Marker Unit 7, 63.4 above base of composite section
Lithology and environment
Primary lithology:planar lamination lithified chalk
Lithology description: composed of "compacted skeletal remains (coccoliths) of planktonic, golden-brown algae (Chrysophyceae)"; deposited 200 miles from the eastern and 600 miles from the western shoreline of the Western Interior Seaway; deposited in water depths of 150 and 300 m
Environment:deep subtidal shelf
Glacial or sequence phase:regressive
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Spatial orientation:random
Preservation of anatomical detail:good
Abundance in sediment:rare
Fragmentation:frequent
Spatial resolution:parautochthonous
Collection methods and comments
Collection excludes:some macrofossils
Collection size:1 specimens
Reason for describing collection:biostratigraphic analysis
Collection dates:1996-1997
Metadata
Database number:99385
Authorizer:M. Carrano Enterer:H. Street
Modifier:M. Carrano Research group:vertebrate
Created:2010-11-09 11:45:30 Last modified:2012-01-31 15:40:37
Access level:the public Released:2010-11-09 11:45:30
Creative Commons license:CC BY
Reference information

Primary reference:

34156. M. J. Everhart. 2001. Revisions to the biostratigraphy of the Moasasauridae (Squamata) in the Smoky Hill Chalk Member of the Niobara Chalk (Late Cretaceous) of Kansas. Transactions of the Kansas Academy of Science 104(1-2):59-78 [M. Carrano/H. Street]