Paso del Sapo Formation
Maastrichtian geologic formation of the Cañadón Asfalto Basin in Argentina
Paso del Sapo Formation | |
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Stratigraphic range: Maastrichtian ~70–66 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓ | |
Type | Geological formation |
Underlies | La Colonia & Lefipán Formations |
Overlies | Cerro Barcino Formation |
Lithology | |
Primary | Siltstone |
Location | |
Coordinates | ![]() ![]() Paso del Sapo Formation (Argentina) |
The Paso del Sapo Formation is a Maastrichtian geologic formation of the Cañadón Asfalto Basin in Argentina. The siltstones of the formation were deposited in a lacustrine environment. Plesiosaur remains are among the fossils that have been recovered from its strata.
Fossil content
![](http://upload.wikimedia.org/wikipedia/commons/thumb/8/8a/Geologic_Map_Ca%C3%B1ad%C3%B3n_Asfalto_Basin_and_stratigraphic_column_of_Lefip%C3%A1n_Formation%2C_Patagonia%2C_Argentina.png/200px-Geologic_Map_Ca%C3%B1ad%C3%B3n_Asfalto_Basin_and_stratigraphic_column_of_Lefip%C3%A1n_Formation%2C_Patagonia%2C_Argentina.png)
- Aristonectes parvidens[1]
- Ptychoceratodus sp.
- Flora
See also
References
- ^ Cañadón del Loro at Fossilworks.org