Ishido Formation

Ishido Formation in Japan: 14 fossil sites. Typical age: 126–121 million years (Cretaceous).

14Fossil sites

18Finds

126–121 million yearsTypical age

CretaceousMain period

Where its fossils were found

Ishido Formation

Cretaceous

By geological period

Cretaceous14

What was found

Ammonites · 18Heteroceras, Lytocrioceras, Anahamulina, Barremites, Kabylites, Acrioceras, Hamiticeras, Phyllopachyceras, Calliphylloceras, Aconeceras, Barremitites, Desmoceras, Pseudohaploceras

Towns with the most fossil sites nearby

AzusayamaFossil sites: 5

MiyajiFossil sites: 4

KagaharaFossil sites: 3

MitsuseFossil sites: 1

ShiraiwaFossil sites: 1

Ishido Formation

Where its fossils were found

By geological period

What was found

Towns with the most fossil sites nearby

Other formations of the same period