Theodosia Formation
13 distinct taxa, from 16 fossil occurrences the Paleobiology Database records under this name, spanning 483–471 Mya.
Missouri, Arkansas · US
13 taxa · 16 fossils · 483–471 MyaMembers recorded: Blackjack Knob, Lutie.
Macrostrat places this rock in the Jefferson City Group, and dates it 487–471 Ma. Macrostrat’s own record
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7 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.