L.J. Hickey locality LJH6723: Clarkforkian, Wyoming

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Polypodiopsida - Equisetales - Equisetaceae
19 specimens
Coniferales - Cupressaceae
Metasequoia occidentalis leaf Chaney 1951
28 specimens
Angiospermae - Proteales - Platanaceae
3 specimens
Angiospermae - Dipsacales - Caprifoliaceae
Viburnum asperum leaf Newberry 1868
4 specimens
Viburnum antiquum leaf (Newberry 1868)
2 specimens
Angiospermae - Lamiales - Oleaceae
Fraxinus eocenica leaf Lesquereux 1878
5 specimens
Angiospermae - Saxifragales - Cercidiphyllaceae
Cercidiphyllum genetrix leaf (Newberry 1868)
31 specimens
Angiospermae - Fagales - Betulaceae
Corylus insignis leaf Heer 1871
6 specimens
unclassified
2 specimens
Angiospermae - Fagales - Betulaceae
Betula stevensonii leaf Lesquereux 1878
3 specimens
Angiospermae - Fagales - Juglandaceae
3 specimens
Carya antiquorum leaf Newberry 1868
Angiospermae - Malpighiales - Salicaceae
unclassified
Angiospermae - Sapindales - Sapindaceae
18 specimens
Angiospermae - Vitales - Vitaceae
Ampelopsis acerifolia leaf (Newberry 1868)
2 specimens
see common names

Geography
Country:United States State/province:Wyoming
Coordinates: 44.0° North, 109.0° West (view map)
Paleocoordinates:52.5° North, 79.0° West (Wright 2013)
Geographic resolution:small collection
Time
Period: Paleogene
10 m.y. bin: Cenozoic 1-2
*Period:Tertiary *Epoch:Paleocene
*Local age/stage:Early/Lower Clarkforkian
Key time interval: Clarkforkian
Age range of interval: 56.2 - 54.9 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Fort Union
Regional section:Bighorn Basin
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: lithified carbonaceous "shale"
Includes fossils?Y
Taphonomy
Modes of preservation:adpression,original carbon
Size of fossils:macrofossils
Temporal resolution:snapshot
Spatial resolution:parautochthonous
Collection methods and comments
Collection excludes:all microfossils
Collection methods:selective quarrying,field collection
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:11374
Authorizer:S. Wing Enterer:S. Ostrowski, J. Burns
Modifier:S. Wing Research group:paleobotany
Created:2001-08-13 10:58:00 Last modified:2025-02-22 15:12:02
Access level:the public Released:2001-08-13 10:58:00
Creative Commons license:CC0
Reference information

Primary reference:
4163. S. L. Wing, J. Alroy, and L. J. Hickey. 1995. Plant and mammal diversity in the Paleocene to Early Eocene of the Bighorn Basin. Palaeogeography, Palaeoclimatology, Palaeoecology 115:117-155 [S. Wing/H. Sims/M. Uhen]