Ikeda, H. (1940). Coptopleura sema, a new genus and new species of the temnopleurid from the Ogasawara Islands (Echinoidea). Annotationes Zoologicae Japonenses. 19: 92-96.
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Ikeda, H.
1940
Coptopleura sema, a new genus and new species of the temnopleurid from the Ogasawara Islands (Echinoidea)