Potrerillos Formation
113 distinct taxa, from 153 fossil occurrences the Paleobiology Database records under this name.
The Paleobiology Database files this name in 2 countries. That can be one body of rock crossing a border, or two rocks that happen to share a name. The database does not say which, so nothing below is added across them.
Mendoza · AR
99 taxa · 132 fossils · 241–201 MyaFiled under the Uspallata Group. Members recorded: Upper, Lower.
Macrostrat dates this rock 238–229 Ma. Macrostrat’s own record
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6 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
- Yabeiella
- Cladophlebis
- Pseudobeaconiidae
- Dicroidium
- Cycadocarpidium
- Johnstonia
- Neocalamites
- Pachydermophyllum
- Actinopterygii
- Equisetites
- Pseudobeaconia celestae
- Telemachus
- Xylopteris
- Yabeiella mareyesiaca
- Yabeiella wielandi
- Acrolepidae
- Anablatta compacta
- Antevsia
- Archosauriformes
- Argentinocicada magna
- Argentinocicada minima
- Argentinopanorpa miguezi
- Argentinoscytina clara
- Argentinosyne duraznoensis
- Asterotheca
- Baiera
- Baiera cuyana
- Baiera rollerii
- Baierophyllites florinii
- Cacheutacicada kurtzae
- Cladophlebis johnstoni
- Cladophlebis kurtzi
- Cladophlebis mesozoica
- Cladophlebis wielandi
- Cuyanoscytinum arcucciae
- Delpuenteblatta dangeloi
- Delpuentesyne menendezi
- Dicroidium coriaceum
- Dicroidium feistmantelii
- Dicroidium odontopteroides
The 40 most often recorded, of 99.
Coahuila, Nuevo Leon · MX
14 taxa · 21 fossils · 72–62 MyaFiled under the Difunta Group. Members recorded: Lower siltstone, Lower Siltstone, Upper Mudstone.
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6 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
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.