Ambolafotsy Formation
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The Ambolafotsy Formation is a Turonian aged geological formation in the Diego Basin of Antsiranana Province in Madagascar. It is a mostly terrestrial unit deposited during a marine regression close to the shoreline. The dinosaur Dahalokely has been discovered in the formation.[1]
Quick Facts Type, Unit of ...
Ambolafotsy Formation | |
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Stratigraphic range: Turonian ~93.52–89.77 Ma | |
Type | Geological formation |
Unit of | Diego Basin |
Sub-units | Lower, Middle and Upper units |
Lithology | |
Primary | Claystone, shale, sandstone |
Location | |
Coordinates | 13.8°S 49.5°E / -13.8; 49.5 |
Approximate paleocoordinates | 33.4°S 40.4°E / -33.4; 40.4 |
Region | Antsiranana Province |
Country | Madagascar |
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