Nishinakayama Formation
36 distinct taxa, from 349 fossil occurrences the Paleobiology Database records under this name, spanning 193–175 Mya.
Yamaguchi · JP
36 taxa · 349 fossils · 193–175 MyaFiled under the Toyora Group. Members recorded: Nb, Na, Sakuraguchidani.
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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
- Harpoceras
- Ammonoidea
- Dactylioceras
- Fuciniceras
- Protogrammoceras
- Parainoceramya matsumotoi
- Ammonitina
- Lytoceras
- Lioceratoides
- Calliphylloceras
- Belemnoida
- Meleagrinella
- Bositra
- Osteichthyes
- Crinoidea
- Hildoceras
- Amaltheus margaritatus
- Arieticeras
- Belemnoidea
- Canavaria
- Coeloceras
- Crocodylomorpha
- Fontanelliceras fontanellense
- Gervillia
- Goniomya
- Holcophylloceras
- Leptolepis
- Modiolus
- Nipponoblatta suzugaminae
- Ostrea
- Parvamussium
- Peronoceras
- Posidonotis
- Pseudomytiloides
- Testudinata
- Vertebrata
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.