Clark, A. H. (1932). Echinoderms from the Islands of Niuafoou and Nukualofa, Tonga Archipelago, with the description of a new genus and two new species. Proceedings of the United States National Museum. 80: 1-12.
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Clark, A. H.
1932
Echinoderms from the Islands of Niuafoou and Nukualofa, Tonga Archipelago, with the description of a new genus and two new species