Middle Awash - Chorora fm.: Serravallian - Tortonian, Ethiopia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
cf. Demdromurinae indet.
ETE occurrence; species: cf. Demdromurinae
Mammalia - Proboscidea - Gomphotheriidae
Tetralophodon sp. Falconer 1857
ETE occurrence; species: Chorora-type
Mammalia - Carnivora - Felidae
Homotherium sp. Fabrini 1890
Mammalia - Suidae
Suidae indet. Gray 1821
ETE occurrence; species: Suidae
Mammalia - Bovidae
Bovidae indet. Gray 1821
ETE occurrence; species: Bovidae
Mammalia - Giraffidae
cf. Palaeotraginae indet. Pilgrim 1911
spelled with current rank as Palaeotragini
ETE occurrence; species: cf. Palaeotraginae
Mammalia - Hippopotamidae
Hippopotamidae indet. Gray 1821
ETE occurrence; species: Hippopotamidae
Mammalia - Perissodactyla - Rhinocerotidae
Dicerorhinus aff. leakeyi
Mammalia - Perissodactyla - Equidae
Hipparion cf. primigenium (von Meyer 1829)
recombined as Hippotherium primigenium
Hipparion sp. de Christol 1832
Mammalia - Rodentia
Rodentia indet. Bowdich 1821
ETE occurrence; species: Rodentia
Mammalia - Rodentia - Thryonomyidae
Paraphiomys sp. Andrews 1914
ETE occurrence; species: 91-Chorora
Paraphiomys sp. Andrews 1914
ETE occurrence; species: 92-Chorora
Paraulacodus johanesi
see common names

Geography
Country:Ethiopia
Coordinates: 10.7° North, 40.5° East (view map)
Paleocoordinates:10.1° North, 39.7° East
Time
Period:Neogene Epoch:Miocene
*International age/stage:Serravallian - Tortonian
Key time interval:Serravallian - Tortonian
Age range of interval:13.82000 - 7.24600 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Geological group:Awash Formation:Chorora
Stratigraphy comments: ETE dating method: absolute, ETE age comment: Max age = 12 myo (Bacca volcanics). Min age = 9 myo (ignimbrite overlying the fm). radiometric intage_max, radiometric intage_min
Lithology and environment
Lithology description: ETE rock type adj: ., ETE lithology comments: "diatom sed intercal w/pyroclastic layers (tuffs sed includ clays,pumice,&diatomite)"
Environment:lacustrine indet.
Geology comments: ETE sed env 1: lacustrine, ETE sed env 2: . ETE event: ., ETE env comment: diatoms suggest lacustr conditions
Taphonomy
Collection methods and comments
Collection methods:surface (in situ)
Collection size:14 specimens
Collection method comments: ETE Size: both; ETE reference list: 510, ; ETE museum list: ENM
Metadata
Also known as:ETE Locality 978, Middle Awash - Chorora fm.,
Database number:22157
Authorizer:A. Behrensmeyer Enterer:A. Behrensmeyer
Modifier:M. Kosnik
Created:1999-04-19 00:00:00 Last modified:2002-06-25 21:59:02
Access level:the public Released:1999-04-19 00:00:00
Creative Commons license:CC BY
Reference information

Primary reference:
4442.ETE 74J. E. Kalb, C. J. Jolly, A. Mebrate, S. Tebedge, C. Smart, E.B. Oswald, D. Cramer, P. Whitehead, C.B. Wood, G.C. Conroy, T. Adefris, L. Sperling, and B. Kana. 1982. Fossil Mammals and Artifacts from the Middle Awash Valley, Ethiopia. Nature 298:25-29 [A. Behrensmeyer/A. Behrensmeyer/M. Uhen]