Doctors Brook Formation
5 distinct taxa, from 5 fossil occurrences the Paleobiology Database records under this name, spanning 431–427 Mya.
Nova Scotia · CA
5 taxa · 5 fossils · 431–427 MyaFiled under the Arisaig Group.
Macrostrat places this rock in the Arisaig Group, and dates it 433–427 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.