This is a list of fossiliferous stratigraphic units in Niger.
Group | Formation | Period | Notes |
---|---|---|---|
Kalambaina Formation | Thanetian | [1] | |
Dukamaje Formation | Maastrichtian | [2] | |
Majias Group | Farin Doutchi Formation | Maastrichtian | [3] |
In Beceten Formation | Late Coniacian-Santonian | [4] | |
Zoo Baba Formation | Late Cenomanian-Early Turonian | [5] | |
Alanlara Formation | Early Cenomanian | [6] | |
Tegama Group | Echkar Formation | Late Albian-Early Cenomanian | [7] |
Elrhaz Formation | Late Aptian-Early Albian | [8] | |
Téfidet Group | Tagrezou Sandstone | Early Berriasian-Cenomanian | [9] |
Agadez Group | Assaouas Formation | Late Jurassic | [10] |
Irhazer Group | Tiourarén Formation | Bathonian | [11] |
Irhazer Shale or Irhazer II Formation |
Middle Jurassic | [12][13] | |
Izégouandane Group | Moradi Formation | Changhsingian | [14] |