Middle Haborogawa Formation
24 distinct taxa, from 66 fossil occurrences the Paleobiology Database records under this name, spanning 86–84 Mya.
Recorded under country code JP
24 taxa · 66 fossils · 86–84 MyaFiled under the Yezo Group.
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1 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
- Sphenoceramus naumanni
- Tetragonites glabrus
- Gaudryceras tenuiliratum
- Inoceramus amakusensis
- Gaudryceras (Gaudryceras) denseplicatum
- Phyllopachyceras
- Polyptychoceras pseudogaultinum
- Baculites bailyi
- Neophylloceras
- Yokoyamaoceras
- Ammonoidea
- Damesites
- Pachydiscidae
- Parvamussium
- Phyllopachyceras ezoense
- Sphenoceramus
- Tetragonites
- Acila
- Anthozoa
- Baculites
- Collignoniceratidae
- Gastropoda
- Longibelus matsumotoi
- Polyptychoceras (Subptychoceras)
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.