Ωʪ۸ 40  1986ǯʾ61ǯ  
øϩ绺ʥPachydiscus 1ʱʸ
Note on an ammonite species of Pachydiscus from Awaji Island, Southwest Japan


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MATSUMOTO, Tatsuro, Yoshiro MOROZUMI and Tomowo OZAWA

Ωʪ۸ 40 1p, 2p, 3p, 4p, 5p, 6p, 7p, 8p, 9p, 10p, 11p, 12p, 13p, 1-1, 1-2

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