Morrow Formation
26 distinct taxa, from 32 fossil occurrences the Paleobiology Database records under this name, spanning 323–319 Mya.
Oklahoma · US
26 taxa · 32 fossils · 323–319 MyaMacrostrat dates this rock 323–315 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
- Arkacrinus dubius
- Delocrinus
- Eupachycrinus
- Hydreionocrinus
- Stereobrachicrinus
- Alcimocrinus
- Atokacrinus tumulosus
- Calycocrinus furnishi
- Calycocrinus symmetricus
- Cibolocrinus spinosus
- Cibolocrinus tumidus
- Coledium cestriensis
- Coledium torvum
- Cromyocrinus grandis
- Dicromyocrinus optimus
- Dicromyocrinus subaplatus
- Endelocrinus matheri
- Lasanocrinus multinodulus
- Lasanocrinus nodatus
- Lasanocrinus strigosus
- Lecythiocrinus asymmetricus
- Metacromyocrinus papulosus
- Metutharocrinus cockei
- Paracromyocrinus oklahomensis
- Phacelocrinus rosei
- Utharocrinus pentanodus
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.