Mori, K. 1977. A calcitic sclerosponge from the Ishigaki-shima coast, Ryukyu Islands, Japan. Tohoku University Scientific Reports (2) (Geol.) 47 (1): 1-5.
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Mori, K.
1977
A calcitic sclerosponge from the Ishigaki-shima coast, Ryukyu Islands, Japan. Tohoku University Scientific Reports (2