Cerro Alto Formation
14 distinct taxa, from 39 fossil occurrences the Paleobiology Database records under this name, spanning 294–283 Mya.
Texas · US
14 taxa · 39 fossils · 294–283 MyaMacrostrat places this rock in the Hueco Group, and dates it 288–286 Ma. Macrostrat’s own record
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5 distinct localities, where the rock is now rather than where it was laid down. Tectonics draws the world it belonged to.
When
What has been found
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.