Blackleaf Formation

22 distinct taxa, from 27 fossil occurrences the Paleobiology Database records under this name, spanning 106–94 Mya.

Montana · US

22 taxa · 27 fossils · 106–94 Mya

Filed under the Colorado Group. Members recorded: Flood, Vaughn.

Macrostrat places this rock in the Colorado Group, and dates it 113–94 Ma. Macrostrat’s own record

Blackleaf Formation — 47.96°N, 111.49°WBlackleaf Formation — 47.62°N, 113.21°WBlackleaf Formation — 48.30°N, 113.37°WBlackleaf Formation — 44.54°N, 112.60°WBlackleaf Formation — 44.50°N, 112.50°W

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5 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

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