Huntington Reservoir mastodons: Late/Upper Pleistocene, Utah
collected by W. E. Miller, J. K. Rigby, J. Jensen, K. Stadtman, S. Robison
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Proboscidea
- Mammutidae
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Mammut americanum
(Kerr 1792)
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| (8 measurements) | ||||||||||
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Pinopsida
- Pinales
- Pinaceae
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Abies sp.
Miller 1754
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Picea sp.
Dietrich 1824
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Pinus sp.
Linnaeus 1753
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Angiospermae
- Geraniales
- Geraniaceae
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Geraniaceae indet.
de Jussieu 1789
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Angiospermae
- Asterales
- Asteraceae
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Artemisia sp.
Linnaeus 1753
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Compositae indet.
Giseke 1792
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| synonym of Asteraceae | ||||||||||
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Angiospermae
- Poales
- Poaceae
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Gramineae indet.
de Jussieu
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| synonym of Poaceae | ||||||||||
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Angiospermae
- Ericales
- Polemoniaceae
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cf. Polemonium sp.
Linnaeus 1753
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Utah | County: | Sanpete |
| Coordinates: | 39.6° North, 111.3° West (view map) | ||||
| Paleocoordinates: | 39.6° North, 111.3° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Altitude: | 3232 meters | ||||
| Geographic resolution: | small collection |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| Stage: | Late/Upper Pleistocene | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Late/Upper Pleistocene | ||
| Age range of interval: | 0.12900 - 0.01170 m.y. ago |
Stratigraphy
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: there is a dubious 14C date of 7080 +/- 200 YBP plus 7590 +/- 100 and 7650 +/- 100 YBP dates "based on a 13C adjusted radiocarbon age"; these are all based on "the apatite fraction of the bone carbon" because there was "little extractable collage" | |||||
Lithology and environment
| Primary lithology: | gray,yellow unlithified sandy,conglomeratic claystone |
| Lithology description: "a nearly 1-m-thick gray to yellowish-brown sandy and gravelly clay unit" that is "poorly sortedd" | |
| Environment: | sinkhole |
| Geology comments: "sinkhole deposits" | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | selective quarrying,field collection |
| Reason for describing collection: | general faunal/floral analysis |
| Collectors: | W. E. Miller, J. K. Rigby, J. Jensen, K. Stadtman, S. Robison |
| Collection method comments: unidentifiable "bone and tusk fragments" were recovered by "screening"
Brigham Young University collection | |
| Taxonomic list comments:all plant IDs are based on pollen | |
Metadata
| Database number: | 126595 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | J. Alroy | Research group: | vertebrate |
| Created: | 2012-04-08 21:41:18 | Last modified: | 2012-04-08 06:42:42 |
| Access level: | the public | Released: | 2012-04-08 21:41:18 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 41085. | W. E. Miller. 1987. Mammut americanum, Utah's first record of the American mastodon. Journal of Paleontology 61(1):168-183 [J. Alroy/J. Alroy] |