Gadeb - 6B: Piacenzian - Gelasian, Ethiopia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bacillariophyceae
- Rhopalodiales
- Rhopalodiaceae
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Bacillariophyceae
- Cymbellales
- Cymbellaceae
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Bacillariophyceae
- Bacillariales
- Bacillariaceae
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Bacillariophyceae
- Achnanthales
- Achnanthaceae
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Bacillariophyceae
- Melosirales
- Melosiraceae
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Bacillariophyceae
- Fragilariales
- Fragilariaceae
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Bacillariophyceae
- Naviculales
- Pinnulariaceae
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Bivalvia
- Arcida
- Arcidae
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Navicula sp.
(Blainville 1825)
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Geography
| Country: | Ethiopia | State/province: | Upr WebiShebele Basn | County: | Plain of Gadeb |
| Coordinates: | 7.1° North, 39.4° East (view map) | ||||
| Paleocoordinates: | 6.2° North, 39.2° East (Wright 2013) |
Time
| Period: | Neogene - Quaternary | Epoch: | Pliocene - Pleistocene |
| Stage: | Piacenzian - Gelasian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Piacenzian - Gelasian | ||
| Age range of interval: | 3.6 - 1.8 m.y. ago |
Stratigraphy
| Geological group: | Gadeb Plain | Formation: | Gadeb | ||
| Stratigraphy comments: ETE dating method: absolute, ETE age comment: "min frm WeldedTuff,max frm basalts" radiometric intage_max, radiometric intage_min | |||||
Lithology and environment
| Primary lithology: | siltstone |
| Lithology description: ETE rock type adj: diatomaceous, ETE lithology comments: "snd,tuff,cly,diatom,slt" | |
| Environment: | lacustrine indet. |
| Geology comments: ETE sed env 1: lacustrine, ETE sed env 2: swamp ETE event: ., ETE env comment: "pnds,swmps" | |
Taphonomy
Collection methods and comments
| Collection methods: | selective quarrying |
| Collection size: | 10 specimens |
| Collection method comments: ETE Size: micro; ETE reference list: 478, ; ETE museum list: | |
Metadata
| Also known as: | ETE Locality 1409, Gadeb - 6B, | ||
| Database number: | 22569 | ||
| Authorizer: | A. Behrensmeyer | Enterer: | A. Behrensmeyer |
| Modifier: | M. Kosnik | ||
| Created: | 2000-06-28 01:00:00 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2000-06-28 01:00:00 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 5643. | ETE 1396 | D. Clark and H. Kurashina. 1979. Hominid occupation of the east central Highlands of Ethiopia in the Plio-Pleistocene. Nature 282:33-39 [A. Behrensmeyer/A. Behrensmeyer/M. Kosnik] |