Arimine Formation
14 distinct taxa, from 20 fossil occurrences the Paleobiology Database records under this name, spanning 162–155 Mya.
Toyama · JP
14 taxa · 20 fossils · 162–155 MyaFiled under the Tetori Group.
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2 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
- Perisphinctes (Dichotomosphinctes) kiritaniensis
- Myophorella
- Ochetoceras
- Ochetoceras irregulare
- Perisphinctes (Kranaosphinctes) matsushimai
- Glochiceras (Glochiceras) nimbatum
- Holcophylloceras
- Perisphinctes
- Phylloceras (Phylloceras) consanguineum
- Ptychophylloceras euphyllum
- Subdiscosphinctes
- Subdiscosphinctes hachiyai
- Taramelliceras
- Taramelliceras costatum
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.