Alta Vista Formation
22 distinct taxa, from 189 fossil occurrences the Paleobiology Database records under this name, spanning 84–72 Mya.
Santa Cruz · AR
22 taxa · 189 fossils · 84–72 MyaLoading coastlines…
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
- Nelsoniella tuberculata
- Odontochitina porifera
- Xenikoon australis
- Nelsoniella aceras
- Cribroperidinium
- Isabelidinium
- Dinopterygium
- Chatangiella
- Exochosphaeridium
- Spiniferites
- Spinidinium
- Alterbidinium acutulum
- Sepispinula ancorifera
- Apteodinium
- Circulodinium
- Coronifera oceanica
- Florentinia
- Impagidinium
- Oligosphaeridium
- Palaeocystodinium
- Palaeohystrichophora infusorioides
- Pterodinium
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.