Nishikurosawa Formation
49 distinct taxa, from 81 fossil occurrences the Paleobiology Database records under this name, spanning 23–5.3 Mya.
Akita · JP
49 taxa · 81 fossils · 23–5.3 MyaLoading coastlines…
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
- Saccella
- Anadara
- Clinocardium
- Ciliatocardium shinjiense
- Dosinia nomurai
- Leukoma
- Macoma
- Clementia
- Dentalium
- Diplodonta
- Limopsis
- Monia macrochisma
- Nassarius
- Nemocardium
- Nuculana (Nuculana) confusa
- Ostrea
- Panopea
- Solen
- Tellina (Fabulina)
- Vicaryella
- Acrosterigma (Vasticardium)
- Anisocorbula ohiroi
- Babylonia kozaiensis
- Batillaria
- Calyptraea
- Cardilia
- Cerithium
- Chione
- Chlamys (Nomurachlamys) kaneharai
- Chlamys (Nomurachlamys) meisensis
- Cypraea
- Dosinia
- Euspira meisensis
- Gyrineum
- Joannisiella
- Kotorapecten
- Lucinoma
- Meretrix
- Mizuhopecten paraplebejus
- Mytilus
The 40 most often recorded, of 49.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.