Omo - O.75: Gelasian, Ethiopia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Mammalia - Proboscidea - Elephantidae
Elephas recki Dietrich 1915
23 specimens
recombined as Palaeoloxodon recki
ETE number of identifiable specimens; species: atavus
Mammalia - Perissodactyla - Equidae
Equus sp. Linnaeus 1758
14 specimens
Hipparion sp. de Christol 1832
5 specimens
Mammalia - Perissodactyla - Rhinocerotidae
Ceratotherium simum (Burchell 1821)
8 specimens
Mammalia - Bovidae
Bovidae indet. Gray 1821
2 specimens
ETE number of identifiable specimens; species: Neotragini
cf. Aepyceros sp. Sundevall 1847
2 specimens
ETE number of identifiable specimens; species: sp.nov.-Omo
Alcelaphini indet. Brookes 1876
1 specimen
ETE number of identifiable specimens; species: Alcelaphini
Kobus sigmoidalis Arambourg 1941
3 specimens
Redunca sp. Smith 1827
1 specimen
Kobus ancystrocera (Arambourg 1947)
1 specimen
original and current combination Redunca ancystrocera
Tragelaphus nakuae Arambourg 1941
6 specimens
Mammalia - Primates - Cercopithecidae
Theropithecus oswaldi (Andrews 1916)
2 specimens
Theropithecus brumpti Arambourg 1947
2 specimens
Paracolobus mutiwa Leakey 1982
2 specimens
Rhinocolobus turkanaensis Leakey 1982
2 specimens
Mammalia - Primates - Hominidae
Australopithecus boisei Leakey 1959
2 specimens
recombined as Paranthropus boisei
see common names

Geography
Country:Ethiopia
Coordinates: 5.0° North, 36.0° East (view map)
Paleocoordinates:5.2° North, 35.9° East
Geographic resolution:basin
Time
Period:Quaternary Epoch:Pleistocene
Stage:Gelasian 10 m.y. bin:Cenozoic 6
*Period:Tertiary *Epoch:Late/Upper Pliocene
*International age/stage:Gelasian (minimum)
Key time interval:Gelasian
Age range of interval:2.58800 - 1.80600 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Geological group:Omo Formation:Shungura Member:G
Local bed:G-4 to G-13
Stratigraphy comments: ETE dating method: absolute, ETE age comment: Max = Tuff G, Min = Tuff H radiometric intage_min
Lithology and environment
Primary lithology:desiccation cracks sandstone
Lithology description: ETE rock type adj: unconsolidated, ETE lithology comments: med-coarse sand and gravel, interlayered with silt, cyclic, fining up to silt, ss slabs,clayey silt (member description)
Tectonic setting:rift
Geology comments: ETE sed env 1: fluv_deltaic, ETE sed env 2: . ETE event: ., ETE env comment: 0
Taphonomy
Collection methods and comments
Collection methods:selective quarrying,surface (in situ)
Collection size:76 specimens
Collection method comments: ETE Size: macro; ETE reference list: ; ETE museum list: BMNH: British Museum (Natural History), ENM, KNM, MNHN: Muséum National d'Histoire Naturelle, Paris, France
Metadata
Also known as:ETE Locality 486, Omo - O.75,
Database number:21668
Authorizer:A. Behrensmeyer Enterer:A. Behrensmeyer, J. Damuth
Modifier:A. Behrensmeyer
Created:1997-07-31 00:00:00 Last modified:2009-10-06 12:35:44
Access level:the public Released:1997-07-31 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:

5263.ETE 975G. Suwa, T. D. White, and F. Clark Howell. 1996. Mandibular postcanine dentition from the Shungura Formation, Ethiopia: Crown morphology, taxonomic allocations and Plio-Pleistocene Hominid Evolution. American Journal of Physical Anthropology 101:247-282 [A. Behrensmeyer/A. Behrensmeyer/M. Kosnik]