Tullock Formation

103 distinct taxa, from 137 fossil occurrences the Paleobiology Database records under this name, spanning 66–62 Mya.

Montana · US

103 taxa · 137 fossils · 66–62 Mya

Members recorded: Collins Ranch, lower.

Macrostrat places this rock in the Fort Union Group. Macrostrat’s own record

Tullock Formation — 47.70°N, 106.55°WTullock Formation — 47.60°N, 107.00°WTullock Formation — 47.80°N, 106.10°WTullock Formation — 46.22°N, 104.42°WTullock Formation — 45.71°N, 106.39°WTullock Formation — 45.30°N, 106.49°WTullock Formation — 46.20°N, 106.29°WTullock Formation — 47.14°N, 107.33°WTullock Formation — 39.49°N, 74.84°WTullock Formation — 46.27°N, 106.68°WTullock Formation — 46.42°N, 105.83°WTullock Formation — 46.58°N, 105.88°WTullock Formation — 45.77°N, 105.12°WTullock Formation — 45.45°N, 105.40°WTullock Formation — 45.37°N, 105.54°WTullock Formation — 47.10°N, 104.72°W

Loading coastlines…

16 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

The 40 most often recorded, of 103.

What else lived thenRank the rock of a period

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