East Turkana - Area 130- KBS- FxJj38SE: Calabrian, Kenya

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Vertebrata indet. Lamarck 1801
Bunn 1997 146 specimens
Non-identifiable
Mammalia
Mammalia indet. Linnaeus 1758
Bunn 1997 162 specimens
at least 5 species
Mammalia - Primates - Hominidae
Homo habilis Leakey et al. 1964
Bunn 1997 1 individual
Mammalia - Perissodactyla - Equidae
Equidae indet. Gray 1821
Bunn 1997 1 individual
Mammalia - Perissodactyla - Rhinocerotidae
Ceratotherium simum (Burchell 1821)
Bunn 1997 1 individual
Mammalia - Hippopotamidae
Hippopotamus aethiopicus Coryndon and Coppens 1975
Bunn 1997 1 individual
Mammalia - Bovidae
Bovidae indet. Gray 1821
Bunn 1997 26 specimens
4 species
Alcelaphini indet. Brookes 1876
Bunn 1997 2 individuals
Gazella granti Brooke 1872
Bunn 1997 1 individual
recombined as Nanger granti
Tragelaphus strepsiceros (Pallas 1766)
Bunn 1997 1 individual
Mammalia - Suidae
Suidae indet. Gray 1821
Bunn 1997 2 specimens
Metridiochoerus andrewsi Hopwood 1926
Bunn 1997 1 individual
unclassified
Antidorcas recki (Schwartz 1932)
Bunn 1997 3 individuals
original and current combination Adenota recki
see common names

Geography
Country:Kenya
Coordinates: 4.2° North, 36.4° East (view map)
Paleocoordinates:4.1° North, 36.3° East
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Quaternary Epoch:Pleistocene
Stage:Calabrian 10 m.y. bin:Cenozoic 6
*Period:Early/Lower Quaternary - Early/Lower Quaternary *Epoch:Early/Lower Pleistocene - Early/Lower Pleistocene
Key time interval:Calabrian
Age range of interval:1.80000 - 0.77400 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Geological group:Omo Formation:Koobi Fora Member:KBS
Stratigraphic resolution:group of beds
Stratigraphy comments: Maximum age= 1.88 Ma (KBS Tuff, K/Ar and Ar/Ar dating);
Minimum age= 1.64 +/- 0.03 (Base of Okote Tuff, K/Ar and Ar/Ar dating)
Datum plane is the sheet sandstone. Section extends to -4 meters below datum plane.
Lithology and environment
Primary lithology:bioturbation,tuffaceous poorly lithified silty,sandy sandstone
Includes fossils?Y
Lithology description: A matrix of coarse sands, gravels, and fine tuffaceous silt, in which large carbonate concertions had grown to form a caliche horizon comprised of a lobate network.
Environment:fluvial-deltaic indet. Tectonic setting:rift
Geology comments: Site located in sediments representing final infilling of south-west folwing floodplain channel. Fauna suggests savannah and bush or woodland.
Taphonomy
Modes of preservation:body
Degree of concentration:-multiple events
Size of fossils:macrofossils
Preservation of anatomical detail:good
Articulated whole bodies:none
Associated major elements:some
Disassociated major elements:many
Disassociated minor elements:many
Size sorting:poor
Fragmentation:frequent
Temporal resolution:time-averaged
Collection methods and comments
Collection excludes:some macrofossils
Collection methods:selective quarrying,surface (in situ),mechanical,sieve,field collection
Collection size:247 specimens
Reason for describing collection:taphonomic analysis
Taxonomic list comments:Taxonomic list taken from Isaac (1997) page 419.
Metadata
Also known as:FxJj South East
Database number:32077
Authorizer:A. Behrensmeyer Enterer:S. Cote, V. Egerton
Modifier:G. Varnham Research group:vertebrate
Created:2003-06-04 06:59:20 Last modified:2022-04-05 05:02:24
Access level:the public Released:2003-06-04 06:59:20
Creative Commons license:CC BY
Reference information

Primary reference:
8610.ETE G. L. Isaac. 1997. Koobi Fora Research Project Volume 5 Plio-Pleistocene Archaeology. [A. Behrensmeyer/S. Cote/S. Cote]

Secondary references:

10211ETE H. T. Bunn. 1997. The bone assemblages from the excavated sites. Koobi Fora Research Project: Plio-Pleistoene Archaeology 5:402-458 [A. Behrensmeyer/V. Egerton/V. Egerton]