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Traits source details
Hayasaka I. (1939). Spiromphalus, a new Permian genus from the Permian of Japan. Memoirs of the Faculty of Science and Agriculture, Taihoku Imperial University. 22(2):19-23.
429475
Hayasaka I.
1939
Spiromphalus, a new Permian genus from the Permian of Japan
Memoirs of the Faculty of Science and Agriculture, Taihoku Imperial University
22(2):19-23
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