Agassiz, A. & Clark, H.L. 1907a. Hawaiian and other Pacific Echini. The Cidaridae. Memoirs of the Museum of Comparative Zoology at Harvard College, 34/1, 1-42.
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Agassiz, A.; Clark, H. L.
1907
Hawaiian and other Pacific Echini. The Cidaridae. Memoirs of the Museum of Comparative Zoology at