Ruddell Formation
14 distinct taxa, from 77 fossil occurrences the Paleobiology Database records under this name, spanning 336–330 Mya.
Arkansas · US
14 taxa · 77 fossils · 336–330 MyaLoading coastlines…
7 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
- Goniatites granosus
- Choctawites choctawensis
- Lusitanites subcircularis
- Eumorphoceras (Sulcogirtyoceras) limatum
- Mitorthoceras perfilosum
- Pachylyroceras newsomi
- Bactrites carbonarius
- Glyphiolobus
- Dinocycloceras ballianum
- Mitorthoceras crebriliratum
- Mitorthoceras girtyi
- Rayonnoceras
- Reticycloceras sequoyahense
- Sudeticeras
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.