Island 35: Late/Upper Pleistocene, Tennessee
collected by J. K. Hampson 1900
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia
- Proboscidea
- Mammutidae
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Mammut americanum
(Kerr 1792)
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(3 measurements) | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Tennessee | County: | Tipton |
Coordinates: | 35.5° North, 89.9° West (view map) | ||||
Paleocoordinates: | 35.5° North, 89.9° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Altitude: | 200 feet | ||||
Geographic resolution: | small collection |
Time
Period: | Quaternary | Epoch: | Pleistocene |
10 m.y. bin: | Cenozoic 6 | ||
Key time interval: | Late/Upper Pleistocene | ||
Age range of interval: | 0.12600 - 0.01170 m.y. ago |
Stratigraphy
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | poorly lithified argillaceous gravel |
Lithology description: "in gravels where the sand of the point bar had been swept away... the gravel... was made up of water worn pebbles cemeted together by clay" | |
Environment: | coarse channel fill |
Geology comments: general context is "late allucial fill" [sic] and the site was "originally on a gravel island in the middle of the braided Ohio River channel" |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Temporal resolution: | snapshot |
Spatial resolution: | autochthonous |
Collection methods and comments
Collection methods: | selective quarrying,survey of museum collection | ||
Reason for describing collection: | archaeological analysis | ||
Collectors: | J. K. Hampson | Collection dates: | 1900 |
Collection method comments: Hampson's material was "excavated with a pick" but local residents had already removed much of the skeleton
repository unclear | |||
Taxonomic list comments:identified by E. H. Colbert |
Metadata
Database number: | 101393 | ||
Authorizer: | J. Alroy | Enterer: | J. Alroy | Research group: | vertebrate |
Created: | 2010-12-21 14:41:37 | Last modified: | 2010-12-20 21:41:37 |
Access level: | the public | Released: | 2010-12-21 14:41:37 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
34581. | S. Williams. 1957. The Island 35 mastodon: its bearing on the age of archaic cultures in the East. American Antiquity 22(4):359-372 [J. Alroy/J. Alroy] |