Hance Formation
6 distinct taxa, from 6 fossil occurrences the Paleobiology Database records under this name, spanning 359–299 Mya.
Tennessee, Kentucky · US
6 taxa · 6 fossils · 359–299 MyaFiled under the Breathitt Group.
Macrostrat places this rock in the Breathitt Group, and dates it 321–319 Ma. Macrostrat’s own record
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2 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.