Jackson Formation

77 distinct taxa, from 101 fossil occurrences the Paleobiology Database records under this name.

The Paleobiology Database files this name in 2 countries. That can be one body of rock crossing a border, or two rocks that happen to share a name. The database does not say which, so nothing below is added across them.

Missouri, North Carolina, Mississippi, Alabama · US

49 taxa · 59 fossils · 56–34 Mya

Macrostrat dates this rock 38–34 Ma. Macrostrat’s own record

Jackson Formation — 32.85°N, 90.41°WJackson Formation — 34.23°N, 77.94°WJackson Formation — 33.60°N, 80.63°WJackson Formation — 32.29°N, 90.19°WJackson Formation — 31.91°N, 88.44°WJackson Formation — 31.89°N, 88.45°WJackson Formation — 32.47°N, 90.44°WJackson Formation — 36.42°N, 89.56°W

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8 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 49.

Tamaulipas, Nuevo Leon · MX

28 taxa · 42 fossils · 38–34 Mya

Members recorded: Middle, Upper, Lower, Roma Sandstone.

Macrostrat dates this rock 38–34 Ma. Macrostrat’s own record

Jackson Formation — 25.80°N, 99.17°WJackson Formation — 26.27°N, 98.82°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.