Phosphoria Formation
198 distinct taxa, from 626 fossil occurrences the Paleobiology Database records under this name, spanning 299–252 Mya.
Wyoming, Idaho, Montana, Utah · US
198 taxa · 626 fossils · 299–252 MyaMembers recorded: Meade Peak, Meade Peak Phosphatic Shale, Rex Chert, Retort Phosphatic Shale, Franson, Retort, Tosi, Tosi Chert, Lower Chert, Cherty Shale, Grandeur, Ervay.
Macrostrat dates this rock 282–252 Ma. Macrostrat’s own record
Loading coastlines…
58 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
- Streblopteria montpelierensis
- Polidevcia obesa
- Nuculopsis
- Schizodus ferrieri
- Osteichthyes
- Orbiculoidea missouriensis
- Komiella ostiolata
- Nuculopsis montpelierensis
- Orbiculoidea
- Ananias nevadensis
- Orbiculoidea utahensis
- Palaeoneilo mcchesneyana
- Prographularia groenlandica
- Helicoprion davisii
- Lingula carbonaria
- Nuculopsis poposiensis
- Anidanthus
- Belemnitida
- Cancrinella phosphatica
- Helicoprion
- Helodus subpolitus
- Lingula
- Polidevcia bellistriata
- Aviculopecten
- Composita
- Crurithyris
- Leiorhynchus
- Prodentalium canna
- Stenolobulites simulator
- Babylonites
- Cancrinella
- Dyscritella bogatensis
- Dyscritella incrustata
- Edmondia
- Edmondia phosphatica
- Morozoviella praecurriensis
- Polidevcia
- Porifera
- Pseudobatostomella decora
- Pseudobatostomella kamiensis
The 40 most often recorded, of 198.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.