Puerto Blanco Formation
69 distinct taxa, from 132 fossil occurrences the Paleobiology Database records under this name, spanning 539–512 Mya.
Sonora · MX
69 taxa · 132 fossils · 539–512 MyaFiled under the Fallotaspis Group. Members recorded: unit 3, Unit 2, Unit 3, Unit 4.
Macrostrat dates this rock 534–513 Ma. Macrostrat’s own record
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5 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
- Archaeocyathus
- Hyolithellus
- Renalcis
- Archaeocyathus arborensis
- Cordilleracyathus
- Dictyocyathus
- Paranacyathus
- Protopharetra
- Archiasterella
- Archiasterella pentactina
- Metaldetes
- Microdictyon
- Palaeophycus
- Rotundocyathus
- Ajacicyathus
- Ajacicyathus nevadensis
- Archaeocyathus (Spirocyathus) yavorskii
- Arrythmocricus
- Aulocricus
- Chancelloria eros
- Ethmophyllum americanum
- Ethmophyllum cooperi
- Ethmophyllum whitneyi
- Fallotaspis
- Graphoscyphia
- Hyolithida
- Mackinnonia corrugata
- Nevadotheca princeps
- Olenelloidea
- Palmericyathus
- Parethmophyllum
- Pelagiella
- Petasotheca
- Syringocnema
- Alisina
- Allonnia
- Bergaueria
- Chancelloria
- Claruscoscinus
- Cruziana
The 40 most often recorded, of 69.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.