Dmanisi, Georgien


Fundort: Dmanisi, Georgien, , Georgien
Taxon: Homo georgicus aus der Familie Hominidae
Fossilien und Beschreibung der Fundstelle:
Macrofossils, Underlying Masavera Basalt was dated at 1.8 +/- 0.1 Ma (K-Ar) by Gabunia and Vekua 1995 and at 1.85 +/- 0.01 (40Ar/39Ar) by Gabunia et al. 2000 and is of normal polarity, so it correlates with the Olduvai Subchron; unit A also is normally polarized and assigned to the same subchron, whereas unit B and fossiliferous fissure fills in unit A are reversed and assigned to the following Matuyama Subchron (Gabunia et al. 2000), "2.5 m of fossiliferous, volcaniclastic alluvium" consisting of units A (lower) and B (upper), with most fossils coming from fills in unit A that are "poorly lithified and distinctively different in color, texture, and primary structures from the surrounding unit A sediment" that consists of tuffaceous loamy sand (Gabunia et al. 2000)
Geschätztes Alter
der Fundstelle:
zwischen 0,781 und 2,588 Millionen Jahre aus der Formation in Georgien
Geologie, Sratigraphie Gelasian, Calabrian / Early Pleistocene /
Koordinaten: 41° 19 ' 44 '' N, 44° 11 ' 42 '' O

Literatur

L. Gabounia, M.-A. de Lumley, A. Vekua, D. Lordkipanidze, H. de Lumley 2002, Découverte d'un nouvel hominidé à Dmanissi (Transcaucasie, Géorgie). Comptes Rendus Palevol. 1:4, p. 243 - 253

Systematik