Yass Formation
24 distinct taxa, from 26 fossil occurrences the Paleobiology Database records under this name, spanning 427–425 Mya.
Australian Capital Territory · AU
24 taxa · 26 fossils · 427–425 MyaMembers recorded: Cliftonwood Limestone.
Macrostrat places this rock in the Douro Group, and dates it 433–423 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
- Rhizophyllum
- Atrypa
- Atrypina
- Atrypoidea (Atrypoidea) australis
- Batocara
- Bolbozoe
- Brachiopoda
- Coelospira
- Epelidoaegiria minuta chilidifera
- Favosites
- Gastropoda
- Heliolites
- Holmophyllum
- Morinorhynchus
- Otarion
- Phaulactis
- Pisocrinus
- Prantlia yassensis
- Rugosa
- Salopina
- Spirigerina marginalis
- Spirinella caecistriata
- Striispirifer
- Tryplasma
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.