Cooks Brook Formation

2 distinct taxa, from 2 fossil occurrences the Paleobiology Database records under this name, spanning 486–477 Mya.

Newfoundland · CA

2 taxa · 2 fossils · 486–477 Mya

Filed under the Humber Arm Group.

Macrostrat places this rock in the Northern Head Group, and dates it 539–471 Ma. Macrostrat’s own record

Cooks Brook Formation — 49.16°N, 58.15°W

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1 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.