Ischigualasto Formation

Some articles on ischigualasto formation, formation:

Herrerasaurus - Paleoecology
... The vertebrate fauna of the Ischigualasto Formation and the slightly later Los Colorados Formation consisted mainly of a variety of crurotarsal archosaurs and synapsids ... For instance, in the Ischigualasto Formation, dinosaurs constituted only about 6% of the total number of fossils ... suggest that the paleoenvironment of the Ischigualasto Formation was a volcanically active floodplain covered by forests and subject to strong seasonal rainfalls ...

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