Pittsburgh Formation
7 distinct taxa, from 9 fossil occurrences the Paleobiology Database records under this name, spanning 304–299 Mya.
West Virginia, Pennsylvania · US
7 taxa · 9 fossils · 304–299 MyaFiled under the Monongahela Group. Members recorded: Monongahela "B" freshwater Limestone, Benwood Limestone, Limestone B.
Macrostrat places this rock in the Monongahela Group, and dates it 303–301 Ma. Macrostrat’s own record
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3 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.