Lothagam-Nawata Formation, Kenia


Fundort: Lothagam-Nawata Formation, Kenia, , Kenia
Taxon: Parapapio lothagamensis aus der Familie Cercopithecidae
Fossilien und Beschreibung der Fundstelle:
Macrofossils,mesofossils, K-Ar dating for bottom of the Nawata Formation is 7.44 +/- 0.05 Ma or somewhat older. Top of Nawata formation (Purple Marker) is poorly dated, but is older than 4.2 Ma and is probably close to 5.0 Ma., The Nawata Formation is a heterogeneous mix of sedimentary rocks, made u mostly of upward-fining sandstone to mudstone intervals, multistoried sandstones, conglomerates, and altered distal tephra. Many of the lithologies have been heavily altered by diagenesis. Has been informally subdivided into two members - the Upper and Lower Nawta using the Marker Tuff as a boundary.
Geschätztes Alter
der Fundstelle:
zwischen 5,333 und 11,62 Millionen Jahre aus der Nawata Formation in Kenia
Geologie, Sratigraphie Tortonian, Messinian / Tortonian / Nawata
Koordinaten: 2° 53 ' 60 '' N, 36° 2 ' 59 '' O

Literatur

M. G. Leakey, J. M. Harris 2003, Lothagam: the dawn of humanity in eastern Africa. Lothagam: the dawn of humanity in eastern Africa. , p. 678

Systematik