Eagle Formation VB9603: Early/Lower Campanian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Retinovena fluvialis n. gen., n. sp. leaf
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1 specimen | |||||||||
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Montania glandulosa n. gen., n. sp. leaf
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41 specimens | |||||||||
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Semiungula assymetrica n. gen., n. sp. leaf
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87 specimens | |||||||||
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Anceptophyllum pulcrum n. gen., n. sp. leaf
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4 specimens | |||||||||
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Protophyllum sp. leaf
Lesquereux 1874
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1 specimen | |||||||||
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Equisetopsida
- Araucariaceae
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Araucarites longifolia leaf
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7 specimens | |||||||||
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Brachyphyllum crassum leaf
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1 specimen | |||||||||
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unclassified
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Gymnospermae indet. leaf
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29 specimens | |||||||||
| replaced by Pinophyta | ||||||||||
| EA76 | ||||||||||
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Coniferae
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Coniferae indet. leaf
de Jussieu
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1 specimen | |||||||||
| synonym of Pinophyta | ||||||||||
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Angiospermae
- Nymphaeales
- Nymphaeaceae
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Paranymphaea hastata leaf
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2 specimens | |||||||||
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Angiospermae
- Arecaceae
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Sabalites sp. leaf
Saporta 1865
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18 specimens | |||||||||
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Angiospermae
- Araceae
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Pistia corrugata leaf
Lesquereux 1874
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1 specimen | |||||||||
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Angiospermae
- Laurales
- Lauraceae
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"Cinnamomum" hesperium leaf
Knowlton 1917
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1 specimen | |||||||||
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Angiospermae
- Proteales
- Platanaceae
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Platanites marginata leaf
(Lesquereux 1872)
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1 specimen | |||||||||
| recombined as Cissus marginata | ||||||||||
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Angiospermae
- Saxifragales
- Cercidiphyllaceae
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Trochodendroides sp. leaf
Berry 1922
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2 specimens | |||||||||
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Angiospermae
- Fagales
- Fagaceae
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"Quercus" stantoni leaf
Knowlton 1917
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1 specimen | |||||||||
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Angiospermae
- Malvales
- Malvaceae
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Manihotites georgiana leaf
Berry 1910
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2 specimens | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Park |
| Coordinates: | 44.5° North, 108.5° West (view map) | ||||
| Paleocoordinates: | 52.0° North, 76.5° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Campanian | 10 m.y. bin: | Cretaceous 7 |
| *Period: | Late/Upper Cretaceous - Late/Upper Cretaceous | ||
| *International age/stage: | Early/Lower Campanian - Early/Lower Campanian | ||
| Key time interval: | Early/Lower Campanian | ||
| Age range of interval: | 83.60000 - 72.10000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Eagle | Member: | lettered sands | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: 13.5 meters below the base of the "Big Bentonite" overlying the Eagle Formation | |||||
Lithology and environment
| Primary lithology: | "cross stratification",gray lithified silty mudstone |
| Includes fossils? | Y |
| Lithology description: silty mudstone (small amount of very fine sandstone); tan to light gray | |
| Environment: | levee |
Taphonomy
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 27314 | ||
| Authorizer: | B. Tiffney | Enterer: | S. Pendleton |
| Modifier: | S. Pendleton | Research group: | paleobotany |
| Created: | 2002-12-01 22:14:27 | Last modified: | 2017-05-23 16:34:15 |
| Access level: | database members | Released: | 2004-12-01 22:14:27 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 7503. | M. C. Van Boskirk. 1998. The flora of the Eagle Formation and its significance for Late Cretaceous floristic evolution. Yale University 1-382 [B. Tiffney/S. Pendleton/S. Pendleton] |