Legality of Cannabis by U.S. Jurisdiction Subcategories This category has only the following subcategory. F Fossils of Niger (27 P) Pages in category "Paleontology in Niger" The following 9 pages are in this category, out of 9 total. This list may not reflect recent changes. A Assaouas FormationD Dukamaje FormationE Echkar Formation Elrhaz FormationF List of fossiliferous stratigraphic units in NigerI In Beceten Formation Irhazer ShaleM Moradi FormationT Tiourarén Formation