East Turkana - Area 7A - General: Calabrian, Kenya
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Actinopteri
- Siluriformes
- Clariidae
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Clarias sp.
Scopoli 1777
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Actinopteri
- Centropomidae
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Lates sp.
Cuvier 1828
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Cladistia
- Polypteriformes
- Polypteridae
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Polypterus sp.
Lacépède 1803
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Dipnomorpha
- Lepidosirenidae
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Protopterus sp.
Agassiz 1843
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Reptilia
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Euthecodon brumpti
(Joleaud 1920)
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| original and current combination Tomistoma brumpti | ||||||||||
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Crocodylus sp.
Laurenti 1768
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Crocodylus niloticus
Laurenti 1768
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Reptilia
- Testudines
- Testudinidae
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Geochelone sp.
Fitzinger 1835
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Reptilia
- Testudines
- Trionychidae
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Trionyx sp.
Geoffroy Saint-Hilaire 1809
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Mammalia
- Perissodactyla
- Equidae
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Hipparion sp.
de Christol 1832
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1 | |||||||||
| ETE number of identifiable specimens; species: A-E.Turkana | ||||||||||
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Mammalia
- Carnivora
- Felidae
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Megantereon eurynodon
Ewer 1955
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Mammalia
- Carnivora
- Hyaenidae
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Crocuta cf. crocuta
(Erxleben 1777)
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Mammalia
- Primates
- Cercopithecidae
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Theropithecus oswaldi
(Andrews 1916)
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| see common names | ||||||||||
Geography
| Country: | Kenya |
| Coordinates: | 4.2° North, 36.3° East (view map) |
| Paleocoordinates: | 4.2° North, 36.1° East |
| Geographic resolution: | basin |
Time
| Period: | Quaternary | Epoch: | Pleistocene |
| Stage: | Calabrian | 10 m.y. bin: | Cenozoic 6 |
| *Period: | Quaternary - Quaternary | *Epoch: | Pleistocene - Middle - Late/Upper Pleistocene |
| Key time interval: | Calabrian | ||
| Age range of interval: | 1.80000 - 0.77400 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Koobi Fora | Member: | Indet. | ||
| Stratigraphy comments: ETE dating method: absolute, ETE age comment: Max = Okote Tuff (1.64+-.03ma), Min = top of Chari Member (.74+-.01ma) radiometric intage_min |
Lithology and environment
| Primary lithology: | tuff | ||
| Environment: | terrestrial indet. | Tectonic setting: | rift |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | surface (in situ) |
| Collection size: | 13 specimens |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: ETE Size: macro; ETE reference list: 88, ; ETE museum list: KNM | |
Metadata
| Also known as: | ETE Locality 339, Area 7A - General, | ||
| Database number: | 21524 | ||
| Authorizer: | A. Behrensmeyer | Enterer: | A. Behrensmeyer |
| Modifier: | G. Varnham | Research group: | vertebrate |
| Created: | 1994-05-16 00:00:00 | Last modified: | 2022-04-05 04:58:58 |
| Access level: | the public | Released: | 1994-05-16 00:00:00 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 4447. | ETE 81 | M. G. Leakey. 1982. Extinct large Colobines from the Plio-Pleistocene of Africa. American Journal of Physical Anthropology 58:153-172 [A. Behrensmeyer/A. Behrensmeyer/M. Kosnik] |
Secondary references:
| 79449 | I. McDougall and F. H. Brown. 2006. Precise 40Ar/39Ar geochronology for the upper Koobi Fora Formation, Turkana Basin, northern Kenya. Journal of the Geological Society 163:205-220 [P. Mannion/G. Varnham/G. Varnham] |