16 research outputs found

    Lower Cretaceous Ammonites from the Miyako Group : Part 4. Pseudoleymeriella from the Miyako Group

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    This paper describes two new species of Pseudoleymeriella, a Lower Cretaceous ammonite genus, from the Miyako Group of Northeast Japan. It has become clear that Pseudoleymeriella was distributed not only in the Mediterranean region during the Upper Aptian age but also in the Pacific region during the Lower Albian

    Some ammonoids from the Barremian and probable Albian of the Choshi Peninsula, Japan

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    A Monogragh of The Baculitidae from Japan

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    Preface PartⅠ.The Baculitidae from Hokkaido PartⅡ.Some Baculitids from Honshu PartⅢ.Concluding Remarks on the Baculitidae from Japa
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