Mount Clark Formation

11 distinct taxa, from 21 fossil occurrences the Paleobiology Database records under this name, spanning 515–505 Mya.

Northwest Territory · CA

11 taxa · 21 fossils · 515–505 Mya

Macrostrat dates this rock 520–511 Ma. Macrostrat’s own record

Mount Clark Formation — 64.94°N, 127.26°WMount Clark Formation — 64.48°N, 126.79°W

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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.