Awash Group

Geology

Formations: unnamed (2), Adu-Asa (8), Chorora (1), Hadar (33), Matabaietu (4), Meadura (1), Sagantole (12), Wehaietu (8)

Lithologies: not reported (2), claystone (16), mudstone (1), siltstone (10), sandstone (8), gravel (1), conglomerate (3), marl (1), tuff (4)

Paleoenvironments: marine indet. (2), fluvial indet. (13), "channel" (1), wet floodplain (10), "floodplain" (1), fluvial-lacustrine indet. (17), fluvial-deltaic indet. (2), lacustrine - large (1), lacustrine - small (2), lacustrine indet. (20)

Age range: base of the Santonian to the top of the Late/Upper Pleistocene or 86.30000 to 0.01170 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Santonian86.3 - 83.6Egypt (123327 123328)
Miocene - Pleistocene23.03 - 0.0117Ethiopia (22128)
Serravallian - Tortonian13.82 - 7.246Ethiopia (22157)
Tortonian - Zanclean11.62 - 3.6Ethiopia (22139 22158 22159 22161 22162 22163 22165 22179)
Early/Lower Pliocene5.333 - 3.6Ethiopia (22135 22171)
Zanclean5.333 - 3.6Ethiopia (22131 22132 22133 22137 22160 22174 22175 22176 230941 230944)
Zanclean - Pleistocene5.333 - 0.0117Ethiopia (22130 22136 22167 22197)
Piacenzian3.6 - 2.588Ethiopia (21756 21757 21758 21759 21760 21761 21762 21763 21764 21765 21766 21767 21768 21769 21770 21771 21772 21773 21774 21775 21776 21777 21778 21779 21780 21781 21782 21783 21784 21785 21786 22347)
Piacenzian3.6 - 2.588Ethiopia (Afar) (69088)
Pleistocene - Holocene2.588 - 0.0Ethiopia (22168)
Quaternary2.588 - 0.0Ethiopia (22173)
Middle Pleistocene - Late/Upper Pleistocene0.781 - 0.0117Ethiopia (22129 22134 22138 22156 22169 22170 22172 22177)