The Journal of the Geological Society of Japan
Online ISSN : 1349-9963
Print ISSN : 0016-7630
ISSN-L : 0016-7630
Discovery of Helicoprion, a Chondrichthyes from Kesennuma City, Miyagi Prefecture, Japan
Hideo ARAKI
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1980 Volume 86 Issue 2 Pages 135-137

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