L.J. Hickey locality LJH7634: Clarkforkian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Polypodiopsida
- Equisetales
- Equisetaceae
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Equisetum informal sp.1 axis
Linnaeus 1753
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2 specimens | ||||||
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unclassified
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Allantoidiopsis erosa leaf
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1 specimen | ||||||
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Angiospermae
- Nymphaeales
- Nymphaeaceae
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Paleonelumbo macroloba leaf
Knowlton 1930
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1 specimen | ||||||
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Angiospermae
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Dicotyledonae informal LJH n.sp.X leaf
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1 specimen | ||||||
| corrected as Dicotyledoneae | |||||||
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Dicotyledonae informal LJH n.sp.XXIX leaf
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2 specimens | ||||||
| corrected as Dicotyledoneae | |||||||
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Dicotyledonae informal LJH magnolia sp.1 leaf
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2 specimens | ||||||
| corrected as Dicotyledoneae | |||||||
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Dicotyledonae informal LJH magnolia sp.2 leaf
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1 specimen | ||||||
| corrected as Dicotyledoneae | |||||||
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Dicotyledonae okra sp.1
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3 specimens | ||||||
| corrected as Dicotyledoneae | |||||||
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Angiospermae
- Proteales
- Platanaceae
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Platanus gracilis leaf
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30 specimens | ||||||
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Platanus raynoldsii leaf
(Newberry 1868)
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18 specimens | ||||||
| original and current combination Platanus raynoldsi | |||||||
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Angiospermae
- Proteales
- Sabiaceae
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Meliosma longifolia leaf
(Hickey 1977)
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4 specimens | ||||||
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Angiospermae
- Saxifragales
- Cercidiphyllaceae
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Cercidiphyllum genetrix leaf
(Newberry 1868)
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54 specimens | ||||||
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Angiospermae
- Fagales
- Juglandaceae
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"Carya" antiquorum leaf
Newberry 1868
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2 specimens | ||||||
| recombined as Hicoria antiquora | |||||||
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Angiospermae
- Moraceae
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"Ficus" artocarpoides leaf
Lesquereux 1883
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11 specimens | ||||||
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Coniferales
- Cupressaceae
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Glyptostrobus europaeus leaf
(Brongniart 1833)
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1 specimen | ||||||
| original and current combination Taxodium europaeum | |||||||
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unclassified
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"Viburnum" cupanioides leaf
Manchester et al. 1999
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1 specimen | ||||||
| recombined as Beringiaphyllum cupanioides | |||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Wyoming |
| Coordinates: | 44.0° North, 109.0° West (view map) | ||
| Paleocoordinates: | 49.4° North, 90.4° West | ||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | ||
| 10 m.y. bin: | Cenozoic 1-2 | ||
| *Period: | Tertiary | *Epoch: | Paleocene | *Local age/stage: | Late/Upper Clarkforkian |
| Key time interval: | Clarkforkian | ||
| Age range of interval: | 56.20000 - 54.90000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Willwood |
| Regional section: | Bighorn Basin |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | mudstone |
| Includes fossils? | Y |
| Geology comments: same as pond | |
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: | 11378 | ||
| Authorizer: | S. Wing | Enterer: | S. Ostrowski, J. Burns |
| Modifier: | S. Wing | Research group: | paleobotany |
| Created: | 2001-08-13 11:05:22 | Last modified: | 2003-03-09 14:02:46 |
| Access level: | the public | Released: | 2001-08-13 11:05:22 |
| Creative Commons license: | CC BY |
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] |