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化石名
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H4
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H3
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H2
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H1
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U5
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U4（上部）
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U3
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U2
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U1
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Neophylloceras hetonaiense MATSUMOTO
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×
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(×)
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Pyllopachyceras ezoense (YOKOYAMA)
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×
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Epigoniceras (Saghlinites) popetense (YABE)
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×
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Epigoniceras (Saghlinites) cf. cala (FORBES)
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×
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Anagaudryceras ryugasense MAT.
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×
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Gaudryceras temiliratum YABE
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×
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G. striatum (JIMBO)
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×
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×
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Cf. Gaudryceras crassiostatum (JIMBO)
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×
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Zelandites cf. raruma var. japonica M.
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×
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Desmophyllites diphylloides (FORBES)
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×
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Anapachydiscus arrialoorensis (STOLICZKA)
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×
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A. naumanni (YOKOYAMA)
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×
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Eupachydiscus sp.
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×
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×
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Pachydiscus subcompressus var. absolutus MAT.
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×
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×
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P. suciensis (MEEK)
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×
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Canadoceras kossmati MAT.
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×
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×
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C. yokoyamai (JIMBO)
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×
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×
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Canadoceras sp.
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×
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Cf. Diplomoceras sp.
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×
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Cymatoceras sp.
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×
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Inoceramus cf. teshioensis NAG. & MAT.
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×
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I. uwajimensis YEHARA
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×
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I. cf. mihoensis MAT.
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×
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I. shikotanensis NAG. & MAT.
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×（上部）
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I. naumanni YOK.
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×
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I. orientalis SOKOLOW var. ambiguus NAG. & MAT.
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×
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×
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I. ezoensis YOK.
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×
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I. schmidti MICHAEL
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×
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I. cf. amakusensis NAG. & MAT.
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×
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I. sachalinensis SOKOLOW
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×
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I. cf. awajiensis MAT.
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×
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Gramatodon sachalinensis SCHMIDT
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×
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Patella problematica (NAG. & OTAT.)
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×
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P. gigantea (SCHIMIDT)
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×
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×
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Platycyathus sp. (Simple coral)
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×
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