WoRMS source details
Clark, H. L. (1911). The genera of recent clypeastroids. Annals and Magazine of Natural History, Series 8. 7/42: 593-605.
195421
Clark, H. L.
1911
The genera of recent clypeastroids
Annals and Magazine of Natural History, Series 8
7/42: 593-605.
Publication
Date
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by
Echinodiscus Leske, 1778 (subsequent type designation)