Carboniferous
Based on 'A Geologic Time Scale 2004' by F M Gradstein, J G Ogg, A G Smith, el al. (2004), and the International Stratigraphic Chart, 2006 (ICS) with additions.
Based on 'A Geologic Time Scale 2004' by F M Gradstein, J G Ogg, A G Smith, el al. (2004), and the International Stratigraphic Chart, 2006 (ICS) with additions.
