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Traits source details
Gordon, W. A. 1963. Middle Tertiary echinoids of Puerto Rico. Journal of Paleontology 37, 628-642.
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Gordon, W. A.
1963
Middle Tertiary echinoids of Puerto Rico
Journal of Paleontology
37: 628-642
Publication
from Kier & Lawson (1978)
Date action by
Clypeaster concavus puertoricanus Gordon, 1963 † (original description)
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