St. Charles Formation
32 distinct taxa, from 40 fossil occurrences the Paleobiology Database records under this name, spanning 497–477 Mya.
Utah, Idaho · US
32 taxa · 40 fossils · 497–477 MyaMembers recorded: upper.
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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
- Pseudagnostus josephus
- Saratogia
- Acrotreta
- Bellaspis
- Billingsella
- Cliffia
- Elburgia
- Elvinia
- Eocrinoidea
- Housia ovata
- Hyolithes
- Iddingsia intermedia
- Irvingella
- Irvingella flohri
- Kendallina
- Leiostegium
- Minkella
- Noelaspis
- Obolus
- Pelagiella
- Pseudagnostus
- Pseudosaratogia
- Ptychaspis
- Ribeiria lucan
- Saratogia fria
- Taenicephalina
- Taenicephalus westropi
- Walcottoceras monsense
- Wilbernia
- Wilbernia expansa
- Wilbernia explanata
- Wilbernia pero
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.