Leemon Formation
30 distinct taxa, from 48 fossil occurrences the Paleobiology Database records under this name, spanning 446–443 Mya.
Illinois, Missouri · US
30 taxa · 48 fossils · 446–443 MyaMacrostrat places this rock in the Edgewood Group. Macrostrat’s own record
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4 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
- Stegerhynchus concinna
- Streptelasma
- Atrypa putilla
- Brevilamnulella thebesensis
- Cliftonia tubulistriata
- Cryptothyrella ovoides
- Dalmanella edgewoodensis
- Leptaena aequalis
- Metopolichas
- Schuchertella propinqua
- Thebesia thebesensis
- Whitfieldella billingsana
- Zaphrenthis
- Biparetis paucirugosus
- Clathrodictyon vesiculosum
- Cyclonema daytonensis
- Cyphaspis
- Dalmanites
- Delthyris
- Dolerorthis savagei
- Eochonetes johnsonella
- Eospirigerina putilla
- Eunema fasciata
- Paupospira thebesensis
- Pterinea
- Rafinesquina mesicosta
- Sphenosphaera consimilis
- Stegerhynchus antiqua
- Strophomena satterfieldi
- Thebanaspis determinatus
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.