USGS locality 6154, 30 ft. below White River, Harding Co Project, Fort Union Fm: Paleocene, South Dakota

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Coniferales - Cupressaceae
Glyptostrobus nordenskioldi
Angiospermae - Rosales - Ulmaceae
Zelkova planeroides leaf
Angiospermae - Vitales - Vitaceae
Ampelopsis acerifolia leaf (Newberry 1868)
synonym of Populus newberryi
Angiospermae - Saxifragales - Cercidiphyllaceae
Cercidiphyllum arcticum
Angiospermae - Nymphaeales - Nymphaeaceae
Paranymphaea crassifolia leaf Newberry 1935
see common names

Geography
Country:United States State/province:South Dakota County:Harding
Coordinates: 45.5° North, 103.2° West (view map)
Paleocoordinates:50.7° North, 80.9° West
Basis of coordinate:estimated from map
Time
Period:Paleogene Epoch:Paleocene
10 m.y. bin:Cenozoic 1
Key time interval:Paleocene
Age range of interval:66.00000 - 56.00000 m.y. ago
Stratigraphy
Formation:Fort Union
Stratigraphy comments: Above a 7 1/2 ft. coal bed and 30 ft. below contact with White River.
Lithology and environment
Environment:fluvial indet.
Taphonomy
Collection methods and comments
Collection methods:selective quarrying,mechanical,field collection
Reason for describing collection:taxonomic analysis
Museum repositories:USNM
Collection method comments: Specimens were collected by E.M. Parks Aug. 23, 1911.
Taxonomic list comments:Species lists for Brown 1962 were compiled from the publication and provided for the Paleobiology Database by Drs. Steven R. Manchester and Peter R. Crane.
Metadata
Database number:58007
Authorizer:P. Wilf Enterer:J. Sessa
Research group:paleobotany
Created:2006-01-16 10:28:16 Last modified:2006-01-16 12:28:16
Access level:the public Released:2006-01-16 10:28:15
Creative Commons license:CC BY
Reference information

Primary reference:
10820. R. W. Brown. 1962. Paleocene flora of the Rocky Mountains and Great Plains. United States Geological Survey Professional Paper 375:1-119 [P. Wilf/J. Sessa/M. Uhen]