UW V-79034: Late/Upper Maastrichtian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Cissitis rocklandensis
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Coniferales
- Cupressaceae
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Sequoia cuneata
(Newberry 1863)
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Angiospermae
- Moraceae
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Ficus planicosta
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cf. Ficus paryearensis
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| var. elongata | ||||||||||
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Ficus rockvalensis
Knowlton 1918
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Angiospermae
- Rosales
- Rhamnaceae
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Rhamnus hirsuta
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Angiospermae
- Fagales
- Nothofagaceae
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Dryophyllum cf. subfalcatum
Lesquereux 1875
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Angiospermae
- Arecaceae
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cf. Phoenicites sp.
Brongniart 1828
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Angiospermae
- Laurales
- Lauraceae
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cf. Sassafras thermale
Brown 1962
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Laurophyllum meeki
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Wyoming | County: | Sweetwater |
| Coordinates: | 41.6° North, 108.7° West (view map) | ||||
| Paleocoordinates: | 48.9° North, 84.5° West | ||||
| Basis of coordinate: | stated in text | ||||
| Altitude: | 2072 meters | ||||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
| Key time interval: | Late/Upper Maastrichtian | ||
| Age range of interval: | 72.10000 - 66.00000 m.y. ago |
Stratigraphy
| Formation: | Lance | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: approx. same layer as UW V-79032 | |||||
Lithology and environment
| Primary lithology: | brown,gray calcareous mudstone |
| Includes fossils? | Y |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Lagerst�tten type: | concentrate |
| Degree of concentration: | concentrated |
| Size of fossils: | mesofossils |
| Articulated whole bodies: | none |
| Associated major elements: | none |
| Disassociated major elements: | many |
| Disassociated minor elements: | many |
Collection methods and comments
| Collection methods: | bulk,sieve,field collection |
| Reason for describing collection: | general faunal/floral analysis |
| Museum repositories: | UW |
Metadata
| Database number: | 45846 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | G. Varnham | Research group: | vertebrate |
| Created: | 2004-12-09 13:09:39 | Last modified: | 2022-04-07 06:00:43 |
| Access level: | the public | Released: | 2004-12-09 13:09:39 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 1129. | B. H. Breithaupt. 1982. Paleontology and paleoecology of the Lance Formation (Maastrichtian), east flank of Rock Springs Uplift, Sweetwater County, Wyoming. Contributions to Geology, University of Wyoming 21(2):123-151 [J. Alroy/J. Alroy/M. Carrano] |