Toyoma Formation
55 distinct taxa, from 108 fossil occurrences the Paleobiology Database records under this name, spanning 260–252 Mya.
Miyagi · JP
55 taxa · 108 fossils · 260–252 MyaMembers recorded: Kanayashiki.
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11 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
- Astartella toyomensis
- Pseudopermophorus uedai
- Euphemitopsis kitakamiensis
- Megousia nakamurai
- Ptychomphalina toyomensis
- Eolyttonia tenuis
- Lamnimargus japonicus
- Nuculida
- Orthothrix sudoi
- Warthia
- Eolyttonia mira
- Straparollus (Euomphalus) uedai
- Bellerophon (Bellerophon)
- Colaniella parva
- Hustedia indica
- Megousia auriculata
- Oldhamina anshunensis
- Oldhamina kitakamiensis
- Palaeoneilo ogachiensis
- Phestia
- Spiroscala
- Stacheoceras
- Tschernyschewia typica
- Aviculopecten
- Aviculopecten onukii
- Bellerophon yabei
- Choristitella wynnei
- Derbyia
- Domatoceras ogatsuense
- Edriosteges
- Enteletes
- Eusanyangites bandoi
- Foordiceras
- Helicampodus
- Hustedia minuta
- Lamnimargus peregrinus
- Lantschichites
- Limipecten bandoi
- Linoproductus
- Martinia
The 40 most often recorded, of 55.
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.