Avenue Area A: Late/Upper Pleistocene, Texas
collected by E. Lundelius, A. Briggs, B. Bryant 1985
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Perissodactyla
- Equidae
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Equus sp.
Linnaeus 1758
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Mammalia
- Proboscidea
- Mammutidae
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Mammut americanum
(Kerr 1792)
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Reptilia
- Testudines
- Emydidae
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Emydidae indet.
Rafinesque 1815
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Texas | County: | Travis |
| Coordinates: | 30.3° North, 98.3° West (view map) | ||||
| Paleocoordinates: | 30.3° North, 98.3° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Altitude: | 450 feet | ||||
| 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 | ||
| Age estimate: | 17220 ± 1870 to 12170 ± 3060 YBP (14C) |
Stratigraphy
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: "The bones were encountered at a depth of eighteen feet" and there are radiocarbon dates on "organic material from the clay immediately surrounding the bones" of 17 220 +/- 1870"; "12 170 +/- 3060"; and "15 970 +/- 860" | |||||
Lithology and environment
| Primary lithology: | green claystone |
| Lithology description: "red-brown clay" and "grey-green clay" | |
| Environment: | mire/swamp |
| Glacial or sequence phase: | late glacial |
| Geology comments: "the site was not a large pond or channel. A marsh seems more likely" | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | bulk,salvage,selective quarrying,sieve,field collection | ||
| Minimum sieve size: | 1.000 | ||
| Reason for describing collection: | general faunal/floral analysis | ||
| Collectors: | E. Lundelius, A. Briggs, B. Bryant | Collection dates: | 1985 |
| Collection method comments: deposit was discovered during "excavations connected with the construction of the Temple-Inland Building" and "small bones were recovered by wet sieving matrix from area B using 1 mm screen" | |||
Metadata
| Also known as: | TMM 43067 | ||
| Database number: | 93142 | ||
| Authorizer: | J. Alroy | Enterer: | J. Alroy |
| Modifier: | J. Alroy | Research group: | vertebrate |
| Created: | 2010-01-05 19:37:46 | Last modified: | 2010-01-14 18:46:47 |
| Access level: | the public | Released: | 2010-01-05 19:37:46 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 31473. | E. L., J.r. Lundelius. 1992. The Avenue Local Fauna, Late Pleistocene vertebrates from terrace deposits at Austin, Texas. Annales Zoologici Fennici 28:329-340 [J. Alroy/J. Alroy/P. Wagner] |