Decorah Shale

256 distinct taxa, from 506 fossil occurrences the Paleobiology Database records under this name, spanning 457–450 Mya.

Minnesota, Minnesota, Iowa, Wisconsin, Illinois, Iowa · US

256 taxa · 506 fossils · 457–450 Mya

Filed under the Galena Group.

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

Decorah Shale — 44.00°N, 92.00°WDecorah Shale — 46.00°N, 94.00°WDecorah Shale — 44.98°N, 93.27°WDecorah Shale — 44.95°N, 93.10°WDecorah Shale — 42.50°N, 91.25°WDecorah Shale — 44.50°N, 93.00°WDecorah Shale — 45.00°N, 93.00°WDecorah Shale — 43.30°N, 91.78°WDecorah Shale — 44.50°N, 92.90°WDecorah Shale — 43.73°N, 92.13°WDecorah Shale — 43.84°N, 92.19°W

Loading coastlines…

11 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 256.

What else lived thenRank the rock of a period

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