Twitya Formation

2 distinct taxa, from 3 fossil occurrences the Paleobiology Database records under this name, spanning 720–539 Mya.

Northwest Territories · CA

2 taxa · 3 fossils · 720–539 Mya

Filed under the Windermere Group.

Macrostrat places this rock in the Hay Creek Group, in the Windermere Supergroup, and dates it 699–632 Ma. Macrostrat’s own record

Twitya Formation — 64.04°N, 128.83°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.

What has been found

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Counts are of occurrence records, which measure the rock and the fieldwork together.