Fort Sill Limestone
18 distinct taxa, from 52 fossil occurrences the Paleobiology Database records under this name, spanning 497–487 Mya.
Oklahoma · US
18 taxa · 52 fossils · 497–487 MyaFiled under the Arbuckle Group.
Macrostrat places this rock in the Arbuckle Group, and dates it 494–493 Ma. Macrostrat’s own record
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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
- Billingsella corrugata
- Ellipsocephaloides silvestris
- Drumaspis texana
- Stigmacephaloides curvabilis
- Drumaspis idahoensis
- Pseudagnostus communis
- Stigmacephaloides verticalis
- Billingsella rectangulata
- Idahoia lirae
- Rasettia magna
- Bayfieldia binodosa
- Billingsella coloradoensis
- Heterocaryon tuberculatum
- Keithiella scrupulosa
- Ptychaspis
- Rasettia capax
- Saratogia fria
- Saratogia modesta
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.