Mormon Formation
25 distinct taxa, from 26 fossil occurrences the Paleobiology Database records under this name, spanning 171–168 Mya.
California · US
25 taxa · 26 fossils · 171–168 MyaMembers recorded: Mormon Sandstone.
Macrostrat dates this rock 170–169 Ma. Macrostrat’s own record
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1 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
- Myophorella dawsoni
- Cidaris californicus
- Euidothyris lucerna
- Flabellirhynchia concinna
- Flabellirhynchia falconis
- Globirhynchia
- Globirhynchia gnathophora
- Globirhynchia oblatopinguis
- Globirhynchia rhacta
- Globirhynchia schucherti
- Haidaia
- Hemicidaris intumescens
- Kallirhynchia phylarchus
- Loboidothyris
- Loboidothyris meeki
- Loboidothyris mormonensis
- Myophorella argo
- Myophorella yellowstonensis
- Ornithella syringothyrides
- Orthotrigonia
- Pseudodiadema emersoni
- Rhactorhynchia trigona
- Stiphromorphites schucherti
- Stomechinus hyatti
- Trigonia hemisphaerica
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.