Aramachay Formation
37 distinct taxa, from 58 fossil occurrences the Paleobiology Database records under this name, spanning 206–193 Mya.
Amazonas · PE
37 taxa · 58 fossils · 206–193 MyaFiled under the Pucara Group.
Macrostrat places this rock in the Pucara Group, and dates it 227–201 Ma. Macrostrat’s own record
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3 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
- Psiloceras tilmanni
- Choristoceras
- Discamphiceras antiquum
- Spongotripus
- Beatricea christovalensis
- Charlottea amurensis
- Charlottea johnsoni
- Empirea
- Waehneroceras
- Archaeocenosphaera clathrata
- Bipedis fannini
- Bistarkum
- Canoptum dixoni
- Canutus rockfishensis
- Crucella
- Crucella mijo
- Crucella squama
- Discamphiceras reissi
- Droltus hecatensis
- Droltus lyellensis
- Hagiastrum rudimentum
- Kammerkarites diploptychoides
- Napora
- Paronaella bona
- Paronaella gemmata
- Perseus tingoensis
- Phylloceras
- Praeconocaryomma media
- Praeconocaryomma parvimamma
- Pseudocrucella
- Spongostaurus
- Storthoceras australe
- Stylospongia
- Thurstonia minutaglobus
- Trexus dodgensis
- Udalia plana
- Wrangellium oregonense
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.