Nakanosawa Formation
68 distinct taxa, from 82 fossil occurrences the Paleobiology Database records under this name, spanning 162–145 Mya.
Fukushima · JP
68 taxa · 82 fossils · 162–145 MyaFiled under the Soma Group. Members recorded: Koike.
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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
- Parastromatopora
- Terebratula
- Aequipecten
- Astarte (Astarte)
- Milleporidium
- Myophorella (Haidaia)
- Protaxius
- Pteroperna
- Acanthogyra
- Aplosmilia somaensis
- Aplosmilia tochikuboensis
- Arcomytilus laitmairensis
- Astarte
- Astarte (Trautscholdia)
- Asteracanthus somaensis
- Astrocoenia
- Chlamys
- Coelastarte
- Cosmetodon
- Ctenoides
- Ctenostreon proboscideum
- Diplaraea somaensis
- Entolium
- Eopecten
- Eryma
- Eugyriopsis sinuosa
- Gervillia (Gervillia)
- Glyphea
- Goniocora
- Goniomya (Goniomya)
- Grammatodon (Grammatodon)
- Grammatodon (Indogrammatodon)
- Homomya gibbosa
- Inoperna
- Latiastrea somaensis
- Latomeandra ramosa
- Meandraraea somaensis
- Modiolus bipartitus
- Montlivaltia
- Myopholas
The 40 most often recorded, of 68.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.