Gaudryceras hobetsense
Mesopuzosia / Mollusca, Cephalopoda, Ammonoidea
Fortipecten takahashii
Eupachydiscus
Neopuzosia / Mollusca, Cephalopoda, Ammonoidea
クラナオスフィンクテス
Pachydesmoceras / Mollusca, Cephalopoda, Ammonoidea
Jimboiceras / Mollusca, Cephalopoda, Ammonoidea
Pachydesmoceras kossmati
Gaudryceras / Mollusca, Cephalopoda, Ammonoidea
Gaudryceras / Mollusca, Cephalopoda, Ammonoidea
Canadoceras / Mollusca, Cephalopoda, Ammonoidea
Metaplacenticeras
Eupachydiscus / Mollusca, Cephalopoda, Ammonoidea
Yakushiceras / Mollusca, Cephalopoda
Teshioites ryugasensis
ニッコウコオオベソマイマイ
Anagaudryceras compressum
Pachydesmoceras / Mollusca, Cephalopoda, Ammonoidea
Hauericeras / Mollusca, Cephalopoda, Ammonoidea
Mesopuzosia / Mollusca, Cephalopoda, Ammonoidea
Chlamys / Mollusca, Pelecypoda(Bivalvia)
Pachydiscus / Mollusca, Cephalopoda, Ammonoidea
Joumonjidaikoukinotsubogatadoki
Last Updated: 2022-01-28
Uploaded: 2026-02-25